Merge "Adds an init host lib for use in host_apex_verifier."
diff --git a/debuggerd/seccomp_policy/crash_dump.arm64.policy b/debuggerd/seccomp_policy/crash_dump.arm64.policy
index 4e8fdf9..8241f0e 100644
--- a/debuggerd/seccomp_policy/crash_dump.arm64.policy
+++ b/debuggerd/seccomp_policy/crash_dump.arm64.policy
@@ -25,7 +25,7 @@
rt_sigprocmask: 1
rt_sigaction: 1
rt_tgsigqueueinfo: 1
-prctl: arg0 == PR_GET_NO_NEW_PRIVS || arg0 == 0x53564d41 || arg0 == PR_PAC_RESET_KEYS || arg0 == PR_GET_TAGGED_ADDR_CTRL || arg0 == PR_PAC_GET_ENABLED_KEYS
+prctl: arg0 == PR_GET_NO_NEW_PRIVS || arg0 == 0x53564d41 || arg0 == PR_PAC_RESET_KEYS || arg0 == 56 || arg0 == 61
madvise: 1
mprotect: arg2 in 0x1|0x2
munmap: 1
diff --git a/debuggerd/seccomp_policy/crash_dump.policy.def b/debuggerd/seccomp_policy/crash_dump.policy.def
index 4eb996e..0cb8e08 100644
--- a/debuggerd/seccomp_policy/crash_dump.policy.def
+++ b/debuggerd/seccomp_policy/crash_dump.policy.def
@@ -34,7 +34,15 @@
rt_sigaction: 1
rt_tgsigqueueinfo: 1
+// this is referenced from mainline modules running on Q devices, where not all
+// of the constants used here are defined in headers, so minijail rejects them.
+// we define them here to avoid those errors.
+ // constants introduced in R
#define PR_SET_VMA 0x53564d41
+#define PR_GET_TAGGED_ADDR_CTRL 56
+ // constants introduced in S
+#define PR_PAC_GET_ENABLED_KEYS 61
+
#if defined(__aarch64__)
// PR_PAC_RESET_KEYS happens on aarch64 in pthread_create path.
prctl: arg0 == PR_GET_NO_NEW_PRIVS || arg0 == PR_SET_VMA || arg0 == PR_PAC_RESET_KEYS || arg0 == PR_GET_TAGGED_ADDR_CTRL || arg0 == PR_PAC_GET_ENABLED_KEYS
diff --git a/fastboot/device/flashing.cpp b/fastboot/device/flashing.cpp
index 22f8363..06ffe0f 100644
--- a/fastboot/device/flashing.cpp
+++ b/fastboot/device/flashing.cpp
@@ -76,7 +76,7 @@
} // namespace
-int FlashRawDataChunk(int fd, const char* data, size_t len) {
+int FlashRawDataChunk(PartitionHandle* handle, const char* data, size_t len) {
size_t ret = 0;
const size_t max_write_size = 1048576;
void* aligned_buffer;
@@ -91,7 +91,15 @@
while (ret < len) {
int this_len = std::min(max_write_size, len - ret);
memcpy(aligned_buffer_unique_ptr.get(), data, this_len);
- int this_ret = write(fd, aligned_buffer_unique_ptr.get(), this_len);
+ // In case of non 4KB aligned writes, reopen without O_DIRECT flag
+ if (this_len & 0xFFF) {
+ if (handle->Reset(O_WRONLY) != true) {
+ PLOG(ERROR) << "Failed to reset file descriptor";
+ return -1;
+ }
+ }
+
+ int this_ret = write(handle->fd(), aligned_buffer_unique_ptr.get(), this_len);
if (this_ret < 0) {
PLOG(ERROR) << "Failed to flash data of len " << len;
return -1;
@@ -102,8 +110,8 @@
return 0;
}
-int FlashRawData(int fd, const std::vector<char>& downloaded_data) {
- int ret = FlashRawDataChunk(fd, downloaded_data.data(), downloaded_data.size());
+int FlashRawData(PartitionHandle* handle, const std::vector<char>& downloaded_data) {
+ int ret = FlashRawDataChunk(handle, downloaded_data.data(), downloaded_data.size());
if (ret < 0) {
return -errno;
}
@@ -111,30 +119,30 @@
}
int WriteCallback(void* priv, const void* data, size_t len) {
- int fd = reinterpret_cast<long long>(priv);
+ PartitionHandle* handle = reinterpret_cast<PartitionHandle*>(priv);
if (!data) {
- return lseek64(fd, len, SEEK_CUR) >= 0 ? 0 : -errno;
+ return lseek64(handle->fd(), len, SEEK_CUR) >= 0 ? 0 : -errno;
}
- return FlashRawDataChunk(fd, reinterpret_cast<const char*>(data), len);
+ return FlashRawDataChunk(handle, reinterpret_cast<const char*>(data), len);
}
-int FlashSparseData(int fd, std::vector<char>& downloaded_data) {
+int FlashSparseData(PartitionHandle* handle, std::vector<char>& downloaded_data) {
struct sparse_file* file = sparse_file_import_buf(downloaded_data.data(),
downloaded_data.size(), true, false);
if (!file) {
// Invalid sparse format
return -EINVAL;
}
- return sparse_file_callback(file, false, false, WriteCallback, reinterpret_cast<void*>(fd));
+ return sparse_file_callback(file, false, false, WriteCallback, reinterpret_cast<void*>(handle));
}
-int FlashBlockDevice(int fd, std::vector<char>& downloaded_data) {
- lseek64(fd, 0, SEEK_SET);
+int FlashBlockDevice(PartitionHandle* handle, std::vector<char>& downloaded_data) {
+ lseek64(handle->fd(), 0, SEEK_SET);
if (downloaded_data.size() >= sizeof(SPARSE_HEADER_MAGIC) &&
*reinterpret_cast<uint32_t*>(downloaded_data.data()) == SPARSE_HEADER_MAGIC) {
- return FlashSparseData(fd, downloaded_data);
+ return FlashSparseData(handle, downloaded_data);
} else {
- return FlashRawData(fd, downloaded_data);
+ return FlashRawData(handle, downloaded_data);
}
}
@@ -181,7 +189,7 @@
if (android::base::GetProperty("ro.system.build.type", "") != "user") {
WipeOverlayfsForPartition(device, partition_name);
}
- int result = FlashBlockDevice(handle.fd(), data);
+ int result = FlashBlockDevice(&handle, data);
sync();
return result;
}
diff --git a/fastboot/device/utility.cpp b/fastboot/device/utility.cpp
index 97b5ad4..3302c43 100644
--- a/fastboot/device/utility.cpp
+++ b/fastboot/device/utility.cpp
@@ -90,14 +90,7 @@
return false;
}
- flags |= (O_EXCL | O_CLOEXEC | O_BINARY);
- unique_fd fd(TEMP_FAILURE_RETRY(open(handle->path().c_str(), flags)));
- if (fd < 0) {
- PLOG(ERROR) << "Failed to open block device: " << handle->path();
- return false;
- }
- handle->set_fd(std::move(fd));
- return true;
+ return handle->Open(flags);
}
std::optional<std::string> FindPhysicalPartition(const std::string& name) {
diff --git a/fastboot/device/utility.h b/fastboot/device/utility.h
index 1d81b7a..6e1453f 100644
--- a/fastboot/device/utility.h
+++ b/fastboot/device/utility.h
@@ -18,6 +18,8 @@
#include <optional>
#include <string>
+#include <android-base/file.h>
+#include <android-base/logging.h>
#include <android-base/unique_fd.h>
#include <android/hardware/boot/1.0/IBootControl.h>
#include <fstab/fstab.h>
@@ -44,11 +46,51 @@
}
const std::string& path() const { return path_; }
int fd() const { return fd_.get(); }
- void set_fd(android::base::unique_fd&& fd) { fd_ = std::move(fd); }
+ bool Open(int flags) {
+ flags |= (O_EXCL | O_CLOEXEC | O_BINARY);
+ // Attempts to open a second device can fail with EBUSY if the device is already open.
+ // Explicitly close any previously opened devices as unique_fd won't close them until
+ // after the attempt to open.
+ fd_.reset();
+
+ fd_ = android::base::unique_fd(TEMP_FAILURE_RETRY(open(path_.c_str(), flags)));
+ if (fd_ < 0) {
+ PLOG(ERROR) << "Failed to open block device: " << path_;
+ return false;
+ }
+ flags_ = flags;
+
+ return true;
+ }
+ bool Reset(int flags) {
+ if (fd_.ok() && (flags | O_EXCL | O_CLOEXEC | O_BINARY) == flags_) {
+ return true;
+ }
+
+ off_t offset = fd_.ok() ? lseek(fd_.get(), 0, SEEK_CUR) : 0;
+ if (offset < 0) {
+ PLOG(ERROR) << "Failed lseek on block device: " << path_;
+ return false;
+ }
+
+ sync();
+
+ if (Open(flags) == false) {
+ return false;
+ }
+
+ if (lseek(fd_.get(), offset, SEEK_SET) != offset) {
+ PLOG(ERROR) << "Failed lseek on block device: " << path_;
+ return false;
+ }
+
+ return true;
+ }
private:
std::string path_;
android::base::unique_fd fd_;
+ int flags_;
std::function<void()> closer_;
};
diff --git a/fastboot/device/variables.cpp b/fastboot/device/variables.cpp
index 76e9889..0cf4699 100644
--- a/fastboot/device/variables.cpp
+++ b/fastboot/device/variables.cpp
@@ -332,8 +332,8 @@
auto fastboot_hal = device->fastboot_hal();
if (!fastboot_hal) {
- *message = "Fastboot HAL not found";
- return false;
+ *message = "raw";
+ return true;
}
FileSystemType type;
diff --git a/fs_mgr/fs_mgr_fstab.cpp b/fs_mgr/fs_mgr_fstab.cpp
index 143e980..b8b9262 100644
--- a/fs_mgr/fs_mgr_fstab.cpp
+++ b/fs_mgr/fs_mgr_fstab.cpp
@@ -287,11 +287,16 @@
entry->fs_mgr_flags.avb = true;
entry->vbmeta_partition = arg;
} else if (StartsWith(flag, "keydirectory=")) {
- // The metadata flag is followed by an = and the directory for the keys.
+ // The keydirectory flag enables metadata encryption. It is
+ // followed by an = and the directory containing the metadata
+ // encryption key.
entry->metadata_key_dir = arg;
} else if (StartsWith(flag, "metadata_encryption=")) {
- // Specify the cipher and flags to use for metadata encryption
- entry->metadata_encryption = arg;
+ // The metadata_encryption flag specifies the cipher and flags to
+ // use for metadata encryption, if the defaults aren't sufficient.
+ // It doesn't actually enable metadata encryption; that is done by
+ // "keydirectory".
+ entry->metadata_encryption_options = arg;
} else if (StartsWith(flag, "sysfs_path=")) {
// The path to trigger device gc by idle-maint of vold.
entry->sysfs_path = arg;
diff --git a/fs_mgr/include_fstab/fstab/fstab.h b/fs_mgr/include_fstab/fstab/fstab.h
index b831d12..f26fb24 100644
--- a/fs_mgr/include_fstab/fstab/fstab.h
+++ b/fs_mgr/include_fstab/fstab/fstab.h
@@ -38,7 +38,7 @@
std::string fs_options;
std::string fs_checkpoint_opts;
std::string metadata_key_dir;
- std::string metadata_encryption;
+ std::string metadata_encryption_options;
off64_t length = 0;
std::string label;
int partnum = -1;
diff --git a/fs_mgr/liblp/TEST_MAPPING b/fs_mgr/liblp/TEST_MAPPING
index 04bcbda..875ccb0 100644
--- a/fs_mgr/liblp/TEST_MAPPING
+++ b/fs_mgr/liblp/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "liblp_test"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "liblp_test"
+ }
]
}
diff --git a/fs_mgr/libsnapshot/snapshot_test.cpp b/fs_mgr/libsnapshot/snapshot_test.cpp
index 04d228d..36abf71 100644
--- a/fs_mgr/libsnapshot/snapshot_test.cpp
+++ b/fs_mgr/libsnapshot/snapshot_test.cpp
@@ -2411,8 +2411,15 @@
// fit in super, but not |prd|.
constexpr uint64_t partition_size = 3788_KiB;
SetSize(sys_, partition_size);
+ SetSize(vnd_, partition_size);
+ SetSize(prd_, 18_MiB);
- AddOperationForPartitions({sys_});
+ // Make sure |prd| does not fit in super at all. On VABC, this means we
+ // fake an extra large COW for |vnd| to fill up super.
+ vnd_->set_estimate_cow_size(30_MiB);
+ prd_->set_estimate_cow_size(30_MiB);
+
+ AddOperationForPartitions();
// Execute the update.
ASSERT_TRUE(sm->BeginUpdate());
@@ -2422,8 +2429,25 @@
GTEST_SKIP() << "Test does not apply to userspace snapshots";
}
- ASSERT_TRUE(WriteSnapshotAndHash("sys_b"));
+ // Test that partitions prioritize using space in super.
+ auto tgt = MetadataBuilder::New(*opener_, "super", 1);
+ ASSERT_NE(tgt, nullptr);
+ ASSERT_NE(nullptr, tgt->FindPartition("sys_b-cow"));
+ ASSERT_NE(nullptr, tgt->FindPartition("vnd_b-cow"));
+ ASSERT_EQ(nullptr, tgt->FindPartition("prd_b-cow"));
+
+ // Write some data to target partitions.
+ for (const auto& name : {"sys_b", "vnd_b", "prd_b"}) {
+ ASSERT_TRUE(WriteSnapshotAndHash(name));
+ }
+
+ // Assert that source partitions aren't affected.
+ for (const auto& name : {"sys_a", "vnd_a", "prd_a"}) {
+ ASSERT_TRUE(IsPartitionUnchanged(name));
+ }
+
ASSERT_TRUE(sm->FinishedSnapshotWrites(false));
+
ASSERT_TRUE(UnmapAll());
class DmStatusFailure final : public DeviceMapperWrapper {
diff --git a/fs_mgr/libsnapshot/test_helpers.cpp b/fs_mgr/libsnapshot/test_helpers.cpp
index e3e3af8..71fe124 100644
--- a/fs_mgr/libsnapshot/test_helpers.cpp
+++ b/fs_mgr/libsnapshot/test_helpers.cpp
@@ -267,8 +267,8 @@
return AssertionFailure() << "Temp file allocated to " << big_file_->path << ", not in "
<< kUserDataDevice;
}
- uint64_t next_consume =
- std::min(free_space_ - max_free_space, (uint64_t)std::numeric_limits<off_t>::max());
+ uint64_t next_consume = std::min(available_space_ - max_free_space,
+ (uint64_t)std::numeric_limits<off_t>::max());
off_t allocated = 0;
while (next_consume > 0 && free_space_ > max_free_space) {
int status = fallocate(big_file_->fd, 0, allocated, next_consume);
diff --git a/fs_mgr/tests/fs_mgr_test.cpp b/fs_mgr/tests/fs_mgr_test.cpp
index 1dbee75..6c881c0 100644
--- a/fs_mgr/tests/fs_mgr_test.cpp
+++ b/fs_mgr/tests/fs_mgr_test.cpp
@@ -943,7 +943,7 @@
ASSERT_LE(1U, fstab.size());
auto entry = fstab.begin();
- EXPECT_EQ("adiantum", entry->metadata_encryption);
+ EXPECT_EQ("adiantum", entry->metadata_encryption_options);
}
TEST(fs_mgr, ReadFstabFromFile_FsMgrOptions_MetadataEncryption_WrappedKey) {
@@ -960,8 +960,8 @@
ASSERT_LE(1U, fstab.size());
auto entry = fstab.begin();
- EXPECT_EQ("aes-256-xts:wrappedkey_v0", entry->metadata_encryption);
- auto parts = android::base::Split(entry->metadata_encryption, ":");
+ EXPECT_EQ("aes-256-xts:wrappedkey_v0", entry->metadata_encryption_options);
+ auto parts = android::base::Split(entry->metadata_encryption_options, ":");
EXPECT_EQ(2U, parts.size());
EXPECT_EQ("aes-256-xts", parts[0]);
EXPECT_EQ("wrappedkey_v0", parts[1]);
diff --git a/healthd/TEST_MAPPING b/healthd/TEST_MAPPING
index 5893d10..17e363d 100644
--- a/healthd/TEST_MAPPING
+++ b/healthd/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "libhealthd_charger_test"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "libhealthd_charger_test"
+ }
]
}
diff --git a/init/first_stage_init.cpp b/init/first_stage_init.cpp
index 3cd0252..13ee37d 100644
--- a/init/first_stage_init.cpp
+++ b/init/first_stage_init.cpp
@@ -27,6 +27,7 @@
#include <sys/utsname.h>
#include <unistd.h>
+#include <chrono>
#include <filesystem>
#include <string>
#include <vector>
@@ -107,6 +108,39 @@
cmdline.find("androidboot.force_normal_boot=1") != std::string::npos;
}
+static void Copy(const char* src, const char* dst) {
+ if (link(src, dst) == 0) {
+ LOG(INFO) << "hard linking " << src << " to " << dst << " succeeded";
+ return;
+ }
+ PLOG(FATAL) << "hard linking " << src << " to " << dst << " failed, falling back to copy.";
+}
+
+// Move e2fsck before switching root, so that it is available at the same path
+// after switching root.
+void PrepareSwitchRoot() {
+ constexpr const char* src = "/system/bin/snapuserd";
+ constexpr const char* dst = "/first_stage_ramdisk/system/bin/snapuserd";
+
+ if (access(dst, X_OK) == 0) {
+ LOG(INFO) << dst << " already exists and it can be executed";
+ return;
+ }
+
+ if (access(src, F_OK) != 0) {
+ PLOG(INFO) << "Not moving " << src << " because it cannot be accessed";
+ return;
+ }
+
+ auto dst_dir = android::base::Dirname(dst);
+ std::error_code ec;
+ if (access(dst_dir.c_str(), F_OK) != 0) {
+ if (!fs::create_directories(dst_dir, ec)) {
+ LOG(FATAL) << "Cannot create " << dst_dir << ": " << ec.message();
+ }
+ }
+ Copy(src, dst);
+}
} // namespace
std::string GetModuleLoadList(bool recovery, const std::string& dir_path) {
@@ -123,7 +157,7 @@
}
#define MODULE_BASE_DIR "/lib/modules"
-bool LoadKernelModules(bool recovery, bool want_console, int& modules_loaded) {
+bool LoadKernelModules(bool recovery, bool want_console, bool want_parallel, int& modules_loaded) {
struct utsname uts;
if (uname(&uts)) {
LOG(FATAL) << "Failed to get kernel version.";
@@ -172,7 +206,8 @@
}
Modprobe m({MODULE_BASE_DIR}, GetModuleLoadList(recovery, MODULE_BASE_DIR));
- bool retval = m.LoadListedModules(!want_console);
+ bool retval = (want_parallel) ? m.LoadModulesParallel(std::thread::hardware_concurrency())
+ : m.LoadListedModules(!want_console);
modules_loaded = m.GetModuleCount();
if (modules_loaded > 0) {
return retval;
@@ -285,11 +320,13 @@
}
auto want_console = ALLOW_FIRST_STAGE_CONSOLE ? FirstStageConsole(cmdline, bootconfig) : 0;
+ auto want_parallel =
+ bootconfig.find("androidboot.load_modules_parallel = \"true\"") != std::string::npos;
boot_clock::time_point module_start_time = boot_clock::now();
int module_count = 0;
if (!LoadKernelModules(IsRecoveryMode() && !ForceNormalBoot(cmdline, bootconfig), want_console,
- module_count)) {
+ want_parallel, module_count)) {
if (want_console != FirstStageConsoleParam::DISABLED) {
LOG(ERROR) << "Failed to load kernel modules, starting console";
} else {
@@ -304,12 +341,11 @@
<< module_elapse_time.count() << " ms";
}
-
bool created_devices = false;
if (want_console == FirstStageConsoleParam::CONSOLE_ON_FAILURE) {
if (!IsRecoveryMode()) {
created_devices = DoCreateDevices();
- if (!created_devices){
+ if (!created_devices) {
LOG(ERROR) << "Failed to create device nodes early";
}
}
@@ -352,10 +388,11 @@
if (ForceNormalBoot(cmdline, bootconfig)) {
mkdir("/first_stage_ramdisk", 0755);
+ PrepareSwitchRoot();
// SwitchRoot() must be called with a mount point as the target, so we bind mount the
// target directory to itself here.
if (mount("/first_stage_ramdisk", "/first_stage_ramdisk", nullptr, MS_BIND, nullptr) != 0) {
- LOG(FATAL) << "Could not bind mount /first_stage_ramdisk to itself";
+ PLOG(FATAL) << "Could not bind mount /first_stage_ramdisk to itself";
}
SwitchRoot("/first_stage_ramdisk");
}
diff --git a/init/selinux.cpp b/init/selinux.cpp
index c89c5ab..be8c554 100644
--- a/init/selinux.cpp
+++ b/init/selinux.cpp
@@ -762,6 +762,7 @@
void SelinuxRestoreContext() {
LOG(INFO) << "Running restorecon...";
selinux_android_restorecon("/dev", 0);
+ selinux_android_restorecon("/dev/console", 0);
selinux_android_restorecon("/dev/kmsg", 0);
if constexpr (WORLD_WRITABLE_KMSG) {
selinux_android_restorecon("/dev/kmsg_debug", 0);
diff --git a/init/switch_root.cpp b/init/switch_root.cpp
index 575b67f..86fad80 100644
--- a/init/switch_root.cpp
+++ b/init/switch_root.cpp
@@ -78,7 +78,8 @@
auto new_mount_path = new_root + mount_path;
mkdir(new_mount_path.c_str(), 0755);
if (mount(mount_path.c_str(), new_mount_path.c_str(), nullptr, MS_MOVE, nullptr) != 0) {
- PLOG(FATAL) << "Unable to move mount at '" << mount_path << "'";
+ PLOG(FATAL) << "Unable to move mount at '" << mount_path << "' to "
+ << "'" << new_mount_path << "'";
}
}
diff --git a/libcutils/TEST_MAPPING b/libcutils/TEST_MAPPING
index e512ab7..cca7d93 100644
--- a/libcutils/TEST_MAPPING
+++ b/libcutils/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "libcutils_test"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "libcutils_test"
+ }
]
}
diff --git a/libcutils/include/cutils/trace.h b/libcutils/include/cutils/trace.h
index 17a0070..98ae0d4 100644
--- a/libcutils/include/cutils/trace.h
+++ b/libcutils/include/cutils/trace.h
@@ -209,6 +209,37 @@
}
/**
+ * Trace the beginning of an asynchronous event. In addition to the name and a
+ * cookie as in ATRACE_ASYNC_BEGIN/ATRACE_ASYNC_END, a track name argument is
+ * provided, which is the name of the row where this async event should be
+ * recorded. The track name, name, and cookie used to begin an event must be
+ * used to end it.
+ */
+#define ATRACE_ASYNC_FOR_TRACK_BEGIN(track_name, name, cookie) \
+ atrace_async_for_track_begin(ATRACE_TAG, track_name, name, cookie)
+static inline void atrace_async_for_track_begin(uint64_t tag, const char* track_name,
+ const char* name, int32_t cookie) {
+ if (CC_UNLIKELY(atrace_is_tag_enabled(tag))) {
+ void atrace_async_for_track_begin_body(const char*, const char*, int32_t);
+ atrace_async_for_track_begin_body(track_name, name, cookie);
+ }
+}
+
+/**
+ * Trace the end of an asynchronous event.
+ * This should correspond to a previous ATRACE_ASYNC_FOR_TRACK_BEGIN.
+ */
+#define ATRACE_ASYNC_FOR_TRACK_END(track_name, name, cookie) \
+ atrace_async_for_track_end(ATRACE_TAG, track_name, name, cookie)
+static inline void atrace_async_for_track_end(uint64_t tag, const char* track_name,
+ const char* name, int32_t cookie) {
+ if (CC_UNLIKELY(atrace_is_tag_enabled(tag))) {
+ void atrace_async_for_track_end_body(const char*, const char*, int32_t);
+ atrace_async_for_track_end_body(track_name, name, cookie);
+ }
+}
+
+/**
* Trace an instantaneous context. name is used to identify the context.
*
* An "instant" is an event with no defined duration. Visually is displayed like a single marker
@@ -227,17 +258,18 @@
/**
* Trace an instantaneous context. name is used to identify the context.
- * trackName is the name of the row where the event should be recorded.
+ * track_name is the name of the row where the event should be recorded.
*
* An "instant" is an event with no defined duration. Visually is displayed like a single marker
* in the timeline (rather than a span, in the case of begin/end events).
*/
#define ATRACE_INSTANT_FOR_TRACK(trackName, name) \
atrace_instant_for_track(ATRACE_TAG, trackName, name)
-static inline void atrace_instant_for_track(uint64_t tag, const char* trackName, const char* name) {
+static inline void atrace_instant_for_track(uint64_t tag, const char* track_name,
+ const char* name) {
if (CC_UNLIKELY(atrace_is_tag_enabled(tag))) {
void atrace_instant_for_track_body(const char*, const char*);
- atrace_instant_for_track_body(trackName, name);
+ atrace_instant_for_track_body(track_name, name);
}
}
diff --git a/libcutils/trace-container.cpp b/libcutils/trace-container.cpp
index ef7c72d..8901e4a 100644
--- a/libcutils/trace-container.cpp
+++ b/libcutils/trace-container.cpp
@@ -131,29 +131,41 @@
// Write trace events to container trace file. Note that we need to amend tid and time information
// here comparing to normal ftrace, where those informations are added by kernel.
-#define WRITE_MSG_IN_CONTAINER_LOCKED(ph, sep_before_name, value_format, name, value) { \
+#define WRITE_MSG_IN_CONTAINER_LOCKED(ph, sep_before_name, value_format, \
+ track_name, name, value) { \
char buf[CONTAINER_ATRACE_MESSAGE_LENGTH]; \
+ const char* track_name_sep = track_name[0] != '\0' ? "|" : ""; \
int pid = getpid(); \
int tid = gettid(); \
uint64_t ts = gettime(CLOCK_MONOTONIC); \
uint64_t tts = gettime(CLOCK_THREAD_CPUTIME_ID); \
int len = snprintf( \
buf, sizeof(buf), \
- ph "|%d|%d|%" PRIu64 "|%" PRIu64 sep_before_name "%s" value_format, \
- pid, tid, ts, tts, name, value); \
+ ph "|%d|%d|%" PRIu64 "|%" PRIu64 sep_before_name "%s%s%s" value_format, \
+ pid, tid, ts, tts, track_name, track_name_sep, name, value); \
if (len >= (int) sizeof(buf)) { \
int name_len = strlen(name) - (len - sizeof(buf)) - 1; \
/* Truncate the name to make the message fit. */ \
if (name_len > 0) { \
- ALOGW("Truncated name in %s: %s\n", __FUNCTION__, name); \
len = snprintf( \
- buf, sizeof(buf), \
- ph "|%d|%d|%" PRIu64 "|%" PRIu64 sep_before_name "%.*s" value_format, \
- pid, tid, ts, tts, name_len, name, value); \
+ buf, sizeof(buf), \
+ ph "|%d|%d|%" PRIu64 "|%" PRIu64 sep_before_name "%s%s%.*s" value_format, \
+ pid, tid, ts, tts, track_name, track_name_sep, name_len, name, value); \
} else { \
- /* Data is still too long. Drop it. */ \
- ALOGW("Data is too long in %s: %s\n", __FUNCTION__, name); \
- len = 0; \
+ int track_name_len = 0; \
+ if (track_name[0] != '\0') { \
+ track_name_len = strlen(track_name) - (len - strlen(name) - sizeof(buf)) - 2; \
+ } \
+ if (track_name_len <= 0){ \
+ /* Data is still too long. Drop it. */ \
+ len = 0; \
+ } else { \
+ /* Truncate the trackName and name to make the message fit. */ \
+ len = snprintf( \
+ buf, sizeof(buf), \
+ ph "|%d|%d|%" PRIu64 "|%" PRIu64 sep_before_name "%.*s|%.1s" value_format, \
+ pid, tid, ts, tts, track_name_len, track_name, name, value); \
+ } \
} \
} \
if (len > 0) { \
@@ -161,10 +173,10 @@
} \
}
-#define WRITE_MSG_IN_CONTAINER(ph, sep_before_name, value_format, name, value) { \
+#define WRITE_MSG_IN_CONTAINER(ph, sep_before_name, value_format, track_name, name, value) { \
pthread_rwlock_rdlock(&atrace_container_sock_rwlock); \
if (atrace_container_sock_fd != -1) { \
- WRITE_MSG_IN_CONTAINER_LOCKED(ph, sep_before_name, value_format, name, value); \
+ WRITE_MSG_IN_CONTAINER_LOCKED(ph, sep_before_name, value_format, track_name, name, value); \
} \
pthread_rwlock_unlock(&atrace_container_sock_rwlock); \
}
@@ -172,93 +184,115 @@
void atrace_begin_body(const char* name)
{
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("B", "|", "%s", name, "");
+ WRITE_MSG_IN_CONTAINER("B", "|", "%s", "", name, "");
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("B|%d|", "%s", name, "");
+ WRITE_MSG("B|%d|", "%s", "", name, "");
}
void atrace_end_body()
{
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("E", "", "%s", "", "");
+ WRITE_MSG_IN_CONTAINER("E", "", "%s", "", "", "");
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("E|%d", "%s", "", "");
+ WRITE_MSG("E|%d", "%s", "", "", "");
}
void atrace_async_begin_body(const char* name, int32_t cookie)
{
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("S", "|", "|%d", name, cookie);
+ WRITE_MSG_IN_CONTAINER("S", "|", "|%d", "", name, cookie);
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("S|%d|", "|%" PRId32, name, cookie);
+ WRITE_MSG("S|%d|", "|%" PRId32, "", name, cookie);
}
void atrace_async_end_body(const char* name, int32_t cookie)
{
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("F", "|", "|%d", name, cookie);
+ WRITE_MSG_IN_CONTAINER("F", "|", "|%d", "", name, cookie);
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("F|%d|", "|%" PRId32, name, cookie);
+ WRITE_MSG("F|%d|", "|%" PRId32, "", name, cookie);
+}
+
+void atrace_async_for_track_begin_body(const char* track_name, const char* name, int32_t cookie) {
+ if (CC_LIKELY(atrace_use_container_sock)) {
+ WRITE_MSG_IN_CONTAINER("T", "|", "|%d", track_name, name, cookie);
+ return;
+ }
+
+ if (atrace_marker_fd < 0) return;
+
+ WRITE_MSG("T|%d|", "|%" PRId32, track_name, name, cookie);
+}
+
+void atrace_async_for_track_end_body(const char* track_name, const char* name, int32_t cookie) {
+ if (CC_LIKELY(atrace_use_container_sock)) {
+ WRITE_MSG_IN_CONTAINER("U", "|", "|%d", track_name, name, cookie);
+ return;
+ }
+
+ if (atrace_marker_fd < 0) return;
+
+ WRITE_MSG("U|%d|", "|%" PRId32, track_name, name, cookie);
}
void atrace_instant_body(const char* name) {
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("I", "|", "%s", name, "");
+ WRITE_MSG_IN_CONTAINER("I", "|", "%s", "", name, "");
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("I|%d|", "%s", name, "");
+ WRITE_MSG("I|%d|", "%s", "", name, "");
}
-void atrace_instant_for_track_body(const char* trackName, const char* name) {
+void atrace_instant_for_track_body(const char* track_name, const char* name) {
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("N", "|", "|%s", trackName, name);
+ WRITE_MSG_IN_CONTAINER("N", "|", "%s", track_name, name, "");
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("N|%d|", "|%s", name, trackName);
+ WRITE_MSG("N|%d|", "%s", track_name, name, "");
}
void atrace_int_body(const char* name, int32_t value)
{
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("C", "|", "|%" PRId32, name, value);
+ WRITE_MSG_IN_CONTAINER("C", "|", "|%" PRId32, "", name, value);
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("C|%d|", "|%" PRId32, name, value);
+ WRITE_MSG("C|%d|", "|%" PRId32, "", name, value);
}
void atrace_int64_body(const char* name, int64_t value)
{
if (CC_LIKELY(atrace_use_container_sock)) {
- WRITE_MSG_IN_CONTAINER("C", "|", "|%" PRId64, name, value);
+ WRITE_MSG_IN_CONTAINER("C", "|", "|%" PRId64, "", name, value);
return;
}
if (atrace_marker_fd < 0) return;
- WRITE_MSG("C|%d|", "|%" PRId64, name, value);
+ WRITE_MSG("C|%d|", "|%" PRId64, "", name, value);
}
diff --git a/libcutils/trace-dev.cpp b/libcutils/trace-dev.cpp
index 25c86f4..eacc8ee 100644
--- a/libcutils/trace-dev.cpp
+++ b/libcutils/trace-dev.cpp
@@ -71,38 +71,46 @@
void atrace_begin_body(const char* name)
{
- WRITE_MSG("B|%d|", "%s", name, "");
+ WRITE_MSG("B|%d|", "%s", "", name, "");
}
void atrace_end_body()
{
- WRITE_MSG("E|%d", "%s", "", "");
+ WRITE_MSG("E|%d", "%s", "", "", "");
}
void atrace_async_begin_body(const char* name, int32_t cookie)
{
- WRITE_MSG("S|%d|", "|%" PRId32, name, cookie);
+ WRITE_MSG("S|%d|", "|%" PRId32, "", name, cookie);
}
void atrace_async_end_body(const char* name, int32_t cookie)
{
- WRITE_MSG("F|%d|", "|%" PRId32, name, cookie);
+ WRITE_MSG("F|%d|", "|%" PRId32, "", name, cookie);
+}
+
+void atrace_async_for_track_begin_body(const char* track_name, const char* name, int32_t cookie) {
+ WRITE_MSG("T|%d|", "|%" PRId32, track_name, name, cookie);
+}
+
+void atrace_async_for_track_end_body(const char* track_name, const char* name, int32_t cookie) {
+ WRITE_MSG("U|%d|", "|%" PRId32, track_name, name, cookie);
}
void atrace_instant_body(const char* name) {
- WRITE_MSG("I|%d|", "%s", name, "");
+ WRITE_MSG("I|%d|", "%s", "", name, "");
}
-void atrace_instant_for_track_body(const char* trackName, const char* name) {
- WRITE_MSG("N|%d|", "|%s", trackName, name);
+void atrace_instant_for_track_body(const char* track_name, const char* name) {
+ WRITE_MSG("N|%d|", "%s", track_name, name, "");
}
void atrace_int_body(const char* name, int32_t value)
{
- WRITE_MSG("C|%d|", "|%" PRId32, name, value);
+ WRITE_MSG("C|%d|", "|%" PRId32, "", name, value);
}
void atrace_int64_body(const char* name, int64_t value)
{
- WRITE_MSG("C|%d|", "|%" PRId64, name, value);
+ WRITE_MSG("C|%d|", "|%" PRId64, "", name, value);
}
diff --git a/libcutils/trace-dev.inc b/libcutils/trace-dev.inc
index 3b459e0..94945ec 100644
--- a/libcutils/trace-dev.inc
+++ b/libcutils/trace-dev.inc
@@ -185,21 +185,36 @@
}
}
-#define WRITE_MSG(format_begin, format_end, name, value) { \
+#define WRITE_MSG(format_begin, format_end, track_name, name, value) { \
char buf[ATRACE_MESSAGE_LENGTH] __attribute__((uninitialized)); \
+ const char* track_name_sep = track_name[0] != '\0' ? "|" : ""; \
int pid = getpid(); \
- int len = snprintf(buf, sizeof(buf), format_begin "%s" format_end, pid, \
- name, value); \
+ int len = snprintf(buf, sizeof(buf), format_begin "%s%s%s" format_end, pid, \
+ track_name, track_name_sep, name, value); \
if (len >= (int) sizeof(buf)) { \
- /* Given the sizeof(buf), and all of the current format buffers, \
- * it is impossible for name_len to be < 0 if len >= sizeof(buf). */ \
int name_len = strlen(name) - (len - sizeof(buf)) - 1; \
/* Truncate the name to make the message fit. */ \
- ALOGW("Truncated name in %s: %s\n", __FUNCTION__, name); \
- len = snprintf(buf, sizeof(buf), format_begin "%.*s" format_end, pid, \
- name_len, name, value); \
+ if (name_len > 0) { \
+ len = snprintf(buf, sizeof(buf), format_begin "%s%s%.*s" format_end, pid, \
+ track_name, track_name_sep, name_len, name, value); \
+ } else { \
+ int track_name_len = 0; \
+ if (track_name[0] != '\0') { \
+ track_name_len = strlen(track_name) - (len - strlen(name) - sizeof(buf)) - 2; \
+ } \
+ if (track_name_len <= 0) { \
+ /* Data is still too long. Drop it. */ \
+ len = 0; \
+ } else { \
+ /* Truncate the trackName and name to make the message fit */ \
+ len = snprintf(buf, sizeof(buf), format_begin "%.*s|%.1s" format_end, pid, \
+ track_name_len, track_name, name, value); \
+ } \
+ } \
} \
- write(atrace_marker_fd, buf, len); \
+ if (len > 0) { \
+ write(atrace_marker_fd, buf, len); \
+ } \
}
#endif // __TRACE_DEV_INC
diff --git a/libcutils/trace-dev_test.cpp b/libcutils/trace-dev_test.cpp
index ff6d202..841674a 100644
--- a/libcutils/trace-dev_test.cpp
+++ b/libcutils/trace-dev_test.cpp
@@ -195,6 +195,226 @@
ASSERT_STREQ(expected.c_str(), actual.c_str());
}
+TEST_F(TraceDevTest, atrace_async_for_track_begin_body_normal) {
+ atrace_async_for_track_begin_body("fake_track", "fake_name", 12345);
+
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ std::string expected = android::base::StringPrintf("T|%d|fake_track|fake_name|12345", getpid());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_begin_body_exact_track_name) {
+ const int name_size = 5;
+ std::string expected = android::base::StringPrintf("T|%d|", getpid());
+ std::string track_name =
+ MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - name_size - 6);
+ atrace_async_for_track_begin_body(track_name.c_str(), "name", 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ expected += track_name + "|name|12345";
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+
+ // Add a single character and verify name truncation
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ track_name += '*';
+ expected = android::base::StringPrintf("T|%d|", getpid());
+ expected += track_name + "|nam|12345";
+ atrace_async_for_track_begin_body(track_name.c_str(), "name", 12345);
+ EXPECT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_begin_body_truncated_track_name) {
+ std::string expected = android::base::StringPrintf("T|%d|", getpid());
+ std::string track_name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_async_for_track_begin_body(track_name.c_str(), "name", 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 9;
+ expected += android::base::StringPrintf("%.*s|n|12345", expected_len, track_name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_begin_body_exact_name) {
+ const int track_name_size = 11;
+ std::string expected = android::base::StringPrintf("T|%d|", getpid());
+ std::string name =
+ MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - track_name_size - 6);
+ atrace_async_for_track_begin_body("track_name", name.c_str(), 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ expected += "track_name|" + name + "|12345";
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+
+ // Add a single character and verify we get the same value as before.
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ name += '*';
+ atrace_async_for_track_begin_body("track_name", name.c_str(), 12345);
+ EXPECT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_begin_body_truncated_name) {
+ std::string expected = android::base::StringPrintf("T|%d|track_name|", getpid());
+ std::string name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_async_for_track_begin_body("track_name", name.c_str(), 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 1 - 6;
+ expected += android::base::StringPrintf("%.*s|12345", expected_len, name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_begin_body_truncated_both) {
+ std::string expected = android::base::StringPrintf("T|%d|", getpid());
+ std::string name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ std::string track_name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_async_for_track_begin_body(track_name.c_str(), name.c_str(), 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 3 - 6;
+ expected += android::base::StringPrintf("%.*s|%.1s|12345", expected_len, track_name.c_str(),
+ name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_end_body_normal) {
+ atrace_async_for_track_end_body("fake_track", "fake_name", 12345);
+
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ std::string expected = android::base::StringPrintf("U|%d|fake_track|fake_name|12345", getpid());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_end_body_exact_track_name) {
+ const int name_size = 5;
+ std::string expected = android::base::StringPrintf("U|%d|", getpid());
+ std::string track_name =
+ MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - name_size - 6);
+ atrace_async_for_track_end_body(track_name.c_str(), "name", 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ expected += track_name + "|name|12345";
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+
+ // Add a single character and verify name truncation
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ track_name += '*';
+ expected = android::base::StringPrintf("U|%d|", getpid());
+ expected += track_name + "|nam|12345";
+ atrace_async_for_track_end_body(track_name.c_str(), "name", 12345);
+ EXPECT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_end_body_truncated_track_name) {
+ std::string expected = android::base::StringPrintf("U|%d|", getpid());
+ std::string track_name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_async_for_track_end_body(track_name.c_str(), "name", 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 9;
+ expected += android::base::StringPrintf("%.*s|n|12345", expected_len, track_name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_end_body_exact_name) {
+ const int track_name_size = 11;
+ std::string expected = android::base::StringPrintf("U|%d|", getpid());
+ std::string name =
+ MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - track_name_size - 6);
+ atrace_async_for_track_end_body("track_name", name.c_str(), 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ expected += "track_name|" + name + "|12345";
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+
+ // Add a single character and verify we get the same value as before.
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ name += '*';
+ atrace_async_for_track_end_body("track_name", name.c_str(), 12345);
+ EXPECT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_end_body_truncated_name) {
+ std::string expected = android::base::StringPrintf("U|%d|track_name|", getpid());
+ std::string name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_async_for_track_end_body("track_name", name.c_str(), 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 1 - 6;
+ expected += android::base::StringPrintf("%.*s|12345", expected_len, name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_async_for_track_end_body_truncated_both) {
+ std::string expected = android::base::StringPrintf("U|%d|", getpid());
+ std::string name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ std::string track_name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_async_for_track_end_body(track_name.c_str(), name.c_str(), 12345);
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 3 - 6;
+ expected += android::base::StringPrintf("%.*s|%.1s|12345", expected_len, track_name.c_str(),
+ name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
TEST_F(TraceDevTest, atrace_instant_body_normal) {
atrace_instant_body("fake_name");
@@ -255,43 +475,100 @@
ASSERT_STREQ(expected.c_str(), actual.c_str());
}
-TEST_F(TraceDevTest, atrace_instant_for_track_body_exact) {
- const int nameSize = 5;
+TEST_F(TraceDevTest, atrace_instant_for_track_body_exact_track_name) {
+ const int name_size = 5;
std::string expected = android::base::StringPrintf("N|%d|", getpid());
- std::string trackName = MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - nameSize);
- atrace_instant_for_track_body(trackName.c_str(), "name");
+ std::string track_name = MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - name_size);
+ atrace_instant_for_track_body(track_name.c_str(), "name");
ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
std::string actual;
ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
- expected += trackName + "|name";
+ expected += track_name + "|name";
ASSERT_STREQ(expected.c_str(), actual.c_str());
- // Add a single character and verify we get the exact same value as before.
+ // Add a single character and verify name truncation
ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
- trackName += '*';
- atrace_instant_for_track_body(trackName.c_str(), "name");
+ track_name += '*';
+ expected = android::base::StringPrintf("N|%d|", getpid());
+ expected += track_name + "|nam";
+ atrace_instant_for_track_body(track_name.c_str(), "name");
EXPECT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
ASSERT_STREQ(expected.c_str(), actual.c_str());
}
-TEST_F(TraceDevTest, atrace_instant_for_track_body_truncated) {
- const int nameSize = 5;
+TEST_F(TraceDevTest, atrace_instant_for_track_body_truncated_track_name) {
std::string expected = android::base::StringPrintf("N|%d|", getpid());
- std::string trackName = MakeName(2 * ATRACE_MESSAGE_LENGTH);
- atrace_instant_for_track_body(trackName.c_str(), "name");
+ std::string track_name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_instant_for_track_body(track_name.c_str(), "name");
ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
std::string actual;
ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
- int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 1 - nameSize;
- expected += android::base::StringPrintf("%.*s|name", expected_len, trackName.c_str());
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 3;
+ expected += android::base::StringPrintf("%.*s|n", expected_len, track_name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_instant_for_track_body_exact_name) {
+ const int track_name_size = 11;
+ std::string expected = android::base::StringPrintf("N|%d|", getpid());
+ std::string name = MakeName(ATRACE_MESSAGE_LENGTH - expected.length() - 1 - track_name_size);
+ atrace_instant_for_track_body("track_name", name.c_str());
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ expected += "track_name|" + name;
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+
+ // Add a single character and verify we get the same value as before.
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ name += '*';
+ atrace_instant_for_track_body("track_name", name.c_str());
+ EXPECT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_instant_for_track_body_truncated_name) {
+ std::string expected = android::base::StringPrintf("N|%d|track_name|", getpid());
+ std::string name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_instant_for_track_body("track_name", name.c_str());
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 1;
+ expected += android::base::StringPrintf("%.*s", expected_len, name.c_str());
+ ASSERT_STREQ(expected.c_str(), actual.c_str());
+}
+
+TEST_F(TraceDevTest, atrace_instant_for_track_body_truncated_both) {
+ std::string expected = android::base::StringPrintf("N|%d|", getpid());
+ std::string name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ std::string track_name = MakeName(2 * ATRACE_MESSAGE_LENGTH);
+ atrace_instant_for_track_body(track_name.c_str(), name.c_str());
+
+ ASSERT_EQ(ATRACE_MESSAGE_LENGTH - 1, lseek(atrace_marker_fd, 0, SEEK_CUR));
+ ASSERT_EQ(0, lseek(atrace_marker_fd, 0, SEEK_SET));
+
+ std::string actual;
+ ASSERT_TRUE(android::base::ReadFdToString(atrace_marker_fd, &actual));
+ int expected_len = ATRACE_MESSAGE_LENGTH - expected.length() - 3;
+ expected +=
+ android::base::StringPrintf("%.*s|%.1s", expected_len, track_name.c_str(), name.c_str());
ASSERT_STREQ(expected.c_str(), actual.c_str());
}
diff --git a/libcutils/trace-host.cpp b/libcutils/trace-host.cpp
index b01a0ec..c2a379b 100644
--- a/libcutils/trace-host.cpp
+++ b/libcutils/trace-host.cpp
@@ -28,9 +28,12 @@
void atrace_end_body() { }
void atrace_async_begin_body(const char* /*name*/, int32_t /*cookie*/) {}
void atrace_async_end_body(const char* /*name*/, int32_t /*cookie*/) {}
+void atrace_async_for_track_begin_body(const char* /*track_name*/, const char* /*name*/,
+ int32_t /*cookie*/) {}
+void atrace_async_for_track_end_body(const char* /*track_name*/, const char* /*name*/,
+ int32_t /*cookie*/) {}
void atrace_instant_body(const char* /*name*/) {}
-void atrace_instant_for_track_body(const char* /*trackName*/,
- const char* /*name*/) {}
+void atrace_instant_for_track_body(const char* /*track_name*/, const char* /*name*/) {}
void atrace_int_body(const char* /*name*/, int32_t /*value*/) {}
void atrace_int64_body(const char* /*name*/, int64_t /*value*/) {}
void atrace_init() {}
diff --git a/libmodprobe/TEST_MAPPING b/libmodprobe/TEST_MAPPING
index 526b1e4..888593e 100644
--- a/libmodprobe/TEST_MAPPING
+++ b/libmodprobe/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "libmodprobe_tests"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "libmodprobe_tests"
+ }
]
}
diff --git a/libmodprobe/include/modprobe/modprobe.h b/libmodprobe/include/modprobe/modprobe.h
index c934860..5d79d6a 100644
--- a/libmodprobe/include/modprobe/modprobe.h
+++ b/libmodprobe/include/modprobe/modprobe.h
@@ -16,17 +16,21 @@
#pragma once
+#include <mutex>
#include <set>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
+#include <android-base/thread_annotations.h>
+
class Modprobe {
public:
Modprobe(const std::vector<std::string>&, const std::string load_file = "modules.load",
bool use_blocklist = true);
+ bool LoadModulesParallel(int num_threads);
bool LoadListedModules(bool strict = true);
bool LoadWithAliases(const std::string& module_name, bool strict,
const std::string& parameters = "");
@@ -66,7 +70,9 @@
std::vector<std::string> module_load_;
std::unordered_map<std::string, std::string> module_options_;
std::set<std::string> module_blocklist_;
+ std::mutex module_loaded_lock_;
std::unordered_set<std::string> module_loaded_;
+ std::unordered_set<std::string> module_loaded_paths_;
int module_count_ = 0;
bool blocklist_enabled = false;
};
diff --git a/libmodprobe/libmodprobe.cpp b/libmodprobe/libmodprobe.cpp
index 1a9d364..3054d2b 100644
--- a/libmodprobe/libmodprobe.cpp
+++ b/libmodprobe/libmodprobe.cpp
@@ -21,8 +21,10 @@
#include <sys/syscall.h>
#include <algorithm>
+#include <map>
#include <set>
#include <string>
+#include <thread>
#include <vector>
#include <android-base/chrono_utils.h>
@@ -437,6 +439,97 @@
return module_blocklist_.count(canonical_name) > 0;
}
+// Another option to load kernel modules. load in independent modules in parallel
+// and then load modules which only have soft dependency, third update dependency list of other
+// remaining modules, repeat these steps until all modules are loaded.
+bool Modprobe::LoadModulesParallel(int num_threads) {
+ bool ret = true;
+ std::map<std::string, std::set<std::string>> mod_with_deps;
+ std::map<std::string, std::set<std::string>> mod_with_softdeps;
+
+ // Get dependencies
+ for (const auto& module : module_load_) {
+ auto dependencies = GetDependencies(MakeCanonical(module));
+
+ for (auto dep = dependencies.rbegin(); dep != dependencies.rend(); dep++) {
+ mod_with_deps[module].emplace(*dep);
+ }
+ }
+
+ // Get soft dependencies
+ for (const auto& [it_mod, it_softdep] : module_pre_softdep_) {
+ mod_with_softdeps[MakeCanonical(it_mod)].emplace(it_softdep);
+ }
+
+ // Get soft post dependencies
+ for (const auto& [it_mod, it_softdep] : module_post_softdep_) {
+ mod_with_softdeps[MakeCanonical(it_mod)].emplace(it_softdep);
+ }
+
+ while (!mod_with_deps.empty()) {
+ std::vector<std::thread> threads;
+ std::vector<std::string> mods_path_to_load;
+ std::vector<std::string> mods_with_softdep_to_load;
+ std::mutex vector_lock;
+
+ // Find independent modules and modules only having soft dependencies
+ for (const auto& [it_mod, it_dep] : mod_with_deps) {
+ if (it_dep.size() == 1 && mod_with_softdeps[it_mod].empty()) {
+ mods_path_to_load.emplace_back(*(it_dep.begin()));
+ } else if (it_dep.size() == 1) {
+ mods_with_softdep_to_load.emplace_back(it_mod);
+ }
+ }
+
+ // Load independent modules in parallel
+ auto thread_function = [&] {
+ std::unique_lock lk(vector_lock);
+ while (!mods_path_to_load.empty()) {
+ auto mod_path_to_load = std::move(mods_path_to_load.back());
+ mods_path_to_load.pop_back();
+
+ lk.unlock();
+ ret &= Insmod(mod_path_to_load, "");
+ lk.lock();
+ }
+ };
+
+ std::generate_n(std::back_inserter(threads), num_threads,
+ [&] { return std::thread(thread_function); });
+
+ // Wait for the threads.
+ for (auto& thread : threads) {
+ thread.join();
+ }
+
+ // Since we cannot assure if these soft dependencies tree are overlap,
+ // we loaded these modules one by one.
+ for (auto dep = mods_with_softdep_to_load.rbegin(); dep != mods_with_softdep_to_load.rend();
+ dep++) {
+ ret &= LoadWithAliases(*dep, true);
+ }
+
+ std::lock_guard guard(module_loaded_lock_);
+ // Remove loaded module form mod_with_deps and soft dependencies of other modules
+ for (const auto& module_loaded : module_loaded_) {
+ mod_with_deps.erase(module_loaded);
+
+ for (auto& [mod, softdeps] : mod_with_softdeps) {
+ softdeps.erase(module_loaded);
+ }
+ }
+
+ // Remove loaded module form dependencies of other modules which are not loaded yet
+ for (const auto& module_loaded_path : module_loaded_paths_) {
+ for (auto& [mod, deps] : mod_with_deps) {
+ deps.erase(module_loaded_path);
+ }
+ }
+ }
+
+ return ret;
+}
+
bool Modprobe::LoadListedModules(bool strict) {
auto ret = true;
for (const auto& module : module_load_) {
diff --git a/libmodprobe/libmodprobe_ext.cpp b/libmodprobe/libmodprobe_ext.cpp
index fb1f5e7..94a1dc4 100644
--- a/libmodprobe/libmodprobe_ext.cpp
+++ b/libmodprobe/libmodprobe_ext.cpp
@@ -54,6 +54,8 @@
if (ret != 0) {
if (errno == EEXIST) {
// Module already loaded
+ std::lock_guard guard(module_loaded_lock_);
+ module_loaded_paths_.emplace(path_name);
module_loaded_.emplace(canonical_name);
return true;
}
@@ -62,6 +64,8 @@
}
LOG(INFO) << "Loaded kernel module " << path_name;
+ std::lock_guard guard(module_loaded_lock_);
+ module_loaded_paths_.emplace(path_name);
module_loaded_.emplace(canonical_name);
module_count_++;
return true;
@@ -74,6 +78,7 @@
PLOG(ERROR) << "Failed to remove module '" << module_name << "'";
return false;
}
+ std::lock_guard guard(module_loaded_lock_);
module_loaded_.erase(canonical_name);
return true;
}
diff --git a/libmodprobe/libmodprobe_test.cpp b/libmodprobe/libmodprobe_test.cpp
index f960b61..f92a2b6 100644
--- a/libmodprobe/libmodprobe_test.cpp
+++ b/libmodprobe/libmodprobe_test.cpp
@@ -188,10 +188,11 @@
EXPECT_TRUE(modules_loaded == expected_after_remove);
- m = Modprobe({dir.path});
- EXPECT_FALSE(m.LoadWithAliases("test4", true));
- while (modules_loaded.size() > 0) EXPECT_TRUE(m.Remove(modules_loaded.front()));
- EXPECT_TRUE(m.LoadListedModules());
+ Modprobe m2({dir.path});
+
+ EXPECT_FALSE(m2.LoadWithAliases("test4", true));
+ while (modules_loaded.size() > 0) EXPECT_TRUE(m2.Remove(modules_loaded.front()));
+ EXPECT_TRUE(m2.LoadListedModules());
GTEST_LOG_(INFO) << "Expected modules loaded after enabling blocklist (in order):";
for (auto i = expected_modules_blocklist_enabled.begin();
diff --git a/libpackagelistparser/TEST_MAPPING b/libpackagelistparser/TEST_MAPPING
index 51773f9..d69a7fb 100644
--- a/libpackagelistparser/TEST_MAPPING
+++ b/libpackagelistparser/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "libpackagelistparser_test"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "libpackagelistparser_test"
+ }
]
}
diff --git a/libprocessgroup/processgroup.cpp b/libprocessgroup/processgroup.cpp
index 96b5537..e910680 100644
--- a/libprocessgroup/processgroup.cpp
+++ b/libprocessgroup/processgroup.cpp
@@ -69,6 +69,23 @@
return true;
}
+static bool CgroupGetMemcgAppsPath(std::string* path) {
+ CgroupController controller = CgroupMap::GetInstance().FindController("memory");
+
+ if (!controller.HasValue()) {
+ return false;
+ }
+
+ if (path) {
+ *path = controller.path();
+ if (controller.version() == 1) {
+ *path += "/apps";
+ }
+ }
+
+ return true;
+}
+
bool CgroupGetControllerFromPath(const std::string& path, std::string* cgroup_name) {
auto controller = CgroupMap::GetInstance().FindControllerByPath(path);
@@ -199,13 +216,13 @@
LOG(VERBOSE) << "removeAllProcessGroups()";
std::vector<std::string> cgroups;
- std::string path;
+ std::string path, memcg_apps_path;
if (CgroupGetControllerPath(CGROUPV2_CONTROLLER_NAME, &path)) {
cgroups.push_back(path);
}
- if (CgroupGetControllerPath("memory", &path)) {
- cgroups.push_back(path + "/apps");
+ if (CgroupGetMemcgAppsPath(&memcg_apps_path) && memcg_apps_path != path) {
+ cgroups.push_back(memcg_apps_path);
}
for (std::string cgroup_root_path : cgroups) {
@@ -411,10 +428,11 @@
int err = RemoveProcessGroup(cgroup, uid, initialPid, retries);
if (isMemoryCgroupSupported() && UsePerAppMemcg()) {
- std::string memory_path;
- CgroupGetControllerPath("memory", &memory_path);
- memory_path += "/apps";
- if (RemoveProcessGroup(memory_path.c_str(), uid, initialPid, retries)) return -1;
+ std::string memcg_apps_path;
+ if (CgroupGetMemcgAppsPath(&memcg_apps_path) &&
+ RemoveProcessGroup(memcg_apps_path.c_str(), uid, initialPid, retries) < 0) {
+ return -1;
+ }
}
return err;
@@ -442,19 +460,17 @@
struct stat cgroup_stat;
mode_t cgroup_mode = 0750;
- uid_t cgroup_uid = AID_SYSTEM;
gid_t cgroup_gid = AID_SYSTEM;
int ret = 0;
- if (stat(cgroup.c_str(), &cgroup_stat) == 1) {
+ if (stat(cgroup.c_str(), &cgroup_stat) < 0) {
PLOG(ERROR) << "Failed to get stats for " << cgroup;
} else {
cgroup_mode = cgroup_stat.st_mode;
- cgroup_uid = cgroup_stat.st_uid;
cgroup_gid = cgroup_stat.st_gid;
}
- if (!MkdirAndChown(uid_path, cgroup_mode, cgroup_uid, cgroup_gid)) {
+ if (!MkdirAndChown(uid_path, cgroup_mode, uid, cgroup_gid)) {
PLOG(ERROR) << "Failed to make and chown " << uid_path;
return -errno;
}
@@ -468,7 +484,7 @@
auto uid_pid_path = ConvertUidPidToPath(cgroup.c_str(), uid, initialPid);
- if (!MkdirAndChown(uid_pid_path, cgroup_mode, cgroup_uid, cgroup_gid)) {
+ if (!MkdirAndChown(uid_pid_path, cgroup_mode, uid, cgroup_gid)) {
PLOG(ERROR) << "Failed to make and chown " << uid_pid_path;
return -errno;
}
@@ -491,10 +507,12 @@
return -EINVAL;
}
- if (isMemoryCgroupSupported() && UsePerAppMemcg()) {
- CgroupGetControllerPath("memory", &cgroup);
- cgroup += "/apps";
- int ret = createProcessGroupInternal(uid, initialPid, cgroup, false);
+ if (std::string memcg_apps_path;
+ isMemoryCgroupSupported() && UsePerAppMemcg() && CgroupGetMemcgAppsPath(&memcg_apps_path)) {
+ // Note by bvanassche: passing 'false' as fourth argument below implies that the v1
+ // hierarchy is used. It is not clear to me whether the above conditions guarantee that the
+ // v1 hierarchy is used.
+ int ret = createProcessGroupInternal(uid, initialPid, memcg_apps_path, false);
if (ret != 0) {
return ret;
}
diff --git a/libprocessgroup/profiles/cgroups.json b/libprocessgroup/profiles/cgroups.json
index 3e4393d..23d76ee 100644
--- a/libprocessgroup/profiles/cgroups.json
+++ b/libprocessgroup/profiles/cgroups.json
@@ -1,13 +1,6 @@
{
"Cgroups": [
{
- "Controller": "blkio",
- "Path": "/dev/blkio",
- "Mode": "0775",
- "UID": "system",
- "GID": "system"
- },
- {
"Controller": "cpu",
"Path": "/dev/cpuctl",
"Mode": "0755",
@@ -39,6 +32,11 @@
{
"Controller": "freezer",
"Path": "."
+ },
+ {
+ "Controller": "io",
+ "Path": ".",
+ "NeedsActivation": true
}
]
}
diff --git a/libprocessgroup/profiles/task_profiles.json b/libprocessgroup/profiles/task_profiles.json
index b668dcb..e73de79 100644
--- a/libprocessgroup/profiles/task_profiles.json
+++ b/libprocessgroup/profiles/task_profiles.json
@@ -16,14 +16,21 @@
"File": "top-app/cpus"
},
{
+ "Name": "MemStats",
+ "Controller": "memory",
+ "File": "memory.stat"
+ },
+ {
"Name": "MemLimit",
"Controller": "memory",
- "File": "memory.limit_in_bytes"
+ "File": "memory.limit_in_bytes",
+ "FileV2": "memory.max"
},
{
"Name": "MemSoftLimit",
"Controller": "memory",
- "File": "memory.soft_limit_in_bytes"
+ "File": "memory.soft_limit_in_bytes",
+ "FileV2": "memory.low"
},
{
"Name": "MemSwappiness",
@@ -31,6 +38,26 @@
"File": "memory.swappiness"
},
{
+ "Name": "MemUsage",
+ "Controller": "memory",
+ "File": "memory.usage_in_bytes"
+ },
+ {
+ "Name": "MemAndSwapUsage",
+ "Controller": "memory",
+ "File": "memory.memsw.usage_in_bytes"
+ },
+ {
+ "Name": "MemPressureLevel",
+ "Controller": "memory",
+ "File": "memory.pressure_level"
+ },
+ {
+ "Name": "MemCgroupEventControl",
+ "Controller": "memory",
+ "File": "cgroup.event_control"
+ },
+ {
"Name": "UClampMin",
"Controller": "cpu",
"File": "cpu.uclamp.min"
@@ -49,6 +76,24 @@
"Name": "FreezerState",
"Controller": "freezer",
"File": "cgroup.freeze"
+ },
+ {
+ "Name": "BfqWeight",
+ "Controller": "io",
+ "File": "blkio.bfq.weight",
+ "FileV2": "io.bfq.weight"
+ },
+ {
+ "Name": "CfqGroupIdle",
+ "Controller": "io",
+ "File": "blkio.group_idle",
+ "FileV2": "io.group_idle"
+ },
+ {
+ "Name": "CfqWeight",
+ "Controller": "io",
+ "File": "blkio.weight",
+ "FileV2": "io.weight"
}
],
@@ -413,11 +458,30 @@
"Name": "LowIoPriority",
"Actions": [
{
- "Name": "JoinCgroup",
+ "Name": "SetAttribute",
"Params":
{
- "Controller": "blkio",
- "Path": "background"
+ "Name": "BfqWeight",
+ "Value": "10",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqGroupIdle",
+ "Value": "0",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqWeight",
+ "Value": "200",
+ "Optional": "true"
}
}
]
@@ -426,11 +490,30 @@
"Name": "NormalIoPriority",
"Actions": [
{
- "Name": "JoinCgroup",
+ "Name": "SetAttribute",
"Params":
{
- "Controller": "blkio",
- "Path": ""
+ "Name": "BfqWeight",
+ "Value": "100",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqGroupIdle",
+ "Value": "0",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqWeight",
+ "Value": "1000",
+ "Optional": "true"
}
}
]
@@ -439,11 +522,30 @@
"Name": "HighIoPriority",
"Actions": [
{
- "Name": "JoinCgroup",
+ "Name": "SetAttribute",
"Params":
{
- "Controller": "blkio",
- "Path": ""
+ "Name": "BfqWeight",
+ "Value": "100",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqGroupIdle",
+ "Value": "0",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqWeight",
+ "Value": "1000",
+ "Optional": "true"
}
}
]
@@ -452,11 +554,30 @@
"Name": "MaxIoPriority",
"Actions": [
{
- "Name": "JoinCgroup",
+ "Name": "SetAttribute",
"Params":
{
- "Controller": "blkio",
- "Path": ""
+ "Name": "BfqWeight",
+ "Value": "100",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqGroupIdle",
+ "Value": "0",
+ "Optional": "true"
+ }
+ },
+ {
+ "Name": "SetAttribute",
+ "Params":
+ {
+ "Name": "CfqWeight",
+ "Value": "1000",
+ "Optional": "true"
}
}
]
diff --git a/libprocessgroup/profiles/task_profiles.proto b/libprocessgroup/profiles/task_profiles.proto
index 2a09217..ebcd9b5 100644
--- a/libprocessgroup/profiles/task_profiles.proto
+++ b/libprocessgroup/profiles/task_profiles.proto
@@ -25,12 +25,13 @@
repeated AggregateProfiles aggregateprofiles = 3 [json_name = "AggregateProfiles"];
}
-// Next: 5
+// Next: 6
message Attribute {
string name = 1 [json_name = "Name"];
string controller = 2 [json_name = "Controller"];
string file = 3 [json_name = "File"];
- string optional = 4 [json_name = "Optional"];
+ string filev2 = 4 [json_name = "FileV2"];
+ string optional = 5 [json_name = "Optional"];
}
// Next: 3
diff --git a/libprocessgroup/setup/cgroup_map_write.cpp b/libprocessgroup/setup/cgroup_map_write.cpp
index 3121d24..3831ef2 100644
--- a/libprocessgroup/setup/cgroup_map_write.cpp
+++ b/libprocessgroup/setup/cgroup_map_write.cpp
@@ -147,12 +147,17 @@
static void MergeCgroupToDescriptors(std::map<std::string, CgroupDescriptor>* descriptors,
const Json::Value& cgroup, const std::string& name,
const std::string& root_path, int cgroups_version) {
+ const std::string cgroup_path = cgroup["Path"].asString();
std::string path;
if (!root_path.empty()) {
- path = root_path + "/" + cgroup["Path"].asString();
+ path = root_path;
+ if (cgroup_path != ".") {
+ path += "/";
+ path += cgroup_path;
+ }
} else {
- path = cgroup["Path"].asString();
+ path = cgroup_path;
}
uint32_t controller_flags = 0;
@@ -263,8 +268,18 @@
return false;
}
- result = mount("none", controller->path(), "cgroup2", MS_NODEV | MS_NOEXEC | MS_NOSUID,
- nullptr);
+ // The memory_recursiveprot mount option has been introduced by kernel commit
+ // 8a931f801340 ("mm: memcontrol: recursive memory.low protection"; v5.7). Try first to
+ // mount with that option enabled. If mounting fails because the kernel is too old,
+ // retry without that mount option.
+ if (mount("none", controller->path(), "cgroup2", MS_NODEV | MS_NOEXEC | MS_NOSUID,
+ "memory_recursiveprot") < 0) {
+ LOG(INFO) << "Mounting memcg with memory_recursiveprot failed. Retrying without.";
+ if (mount("none", controller->path(), "cgroup2", MS_NODEV | MS_NOEXEC | MS_NOSUID,
+ nullptr) < 0) {
+ PLOG(ERROR) << "Failed to mount cgroup v2";
+ }
+ }
// selinux permissions change after mounting, so it's ok to change mode and owner now
if (!ChangeDirModeAndOwner(controller->path(), descriptor.mode(), descriptor.uid(),
diff --git a/libprocessgroup/task_profiles.cpp b/libprocessgroup/task_profiles.cpp
index 4a2bf38..7a04100 100644
--- a/libprocessgroup/task_profiles.cpp
+++ b/libprocessgroup/task_profiles.cpp
@@ -129,11 +129,12 @@
return true;
}
+ const std::string& file_name =
+ controller()->version() == 2 && !file_v2_name_.empty() ? file_v2_name_ : file_name_;
if (subgroup.empty()) {
- *path = StringPrintf("%s/%s", controller()->path(), file_name_.c_str());
+ *path = StringPrintf("%s/%s", controller()->path(), file_name.c_str());
} else {
- *path = StringPrintf("%s/%s/%s", controller()->path(), subgroup.c_str(),
- file_name_.c_str());
+ *path = StringPrintf("%s/%s/%s", controller()->path(), subgroup.c_str(), file_name.c_str());
}
return true;
}
@@ -206,7 +207,7 @@
}
if (!WriteStringToFile(value_, path)) {
- if (errno == ENOENT) {
+ if (access(path.c_str(), F_OK) < 0) {
if (optional_) {
return true;
} else {
@@ -633,12 +634,19 @@
std::string name = attr[i]["Name"].asString();
std::string controller_name = attr[i]["Controller"].asString();
std::string file_attr = attr[i]["File"].asString();
+ std::string file_v2_attr = attr[i]["FileV2"].asString();
+
+ if (!file_v2_attr.empty() && file_attr.empty()) {
+ LOG(ERROR) << "Attribute " << name << " has FileV2 but no File property";
+ return false;
+ }
auto controller = cg_map.FindController(controller_name);
if (controller.HasValue()) {
auto iter = attributes_.find(name);
if (iter == attributes_.end()) {
- attributes_[name] = std::make_unique<ProfileAttribute>(controller, file_attr);
+ attributes_[name] =
+ std::make_unique<ProfileAttribute>(controller, file_attr, file_v2_attr);
} else {
iter->second->Reset(controller, file_attr);
}
diff --git a/libprocessgroup/task_profiles.h b/libprocessgroup/task_profiles.h
index 4747511..df08f65 100644
--- a/libprocessgroup/task_profiles.h
+++ b/libprocessgroup/task_profiles.h
@@ -37,8 +37,12 @@
class ProfileAttribute : public IProfileAttribute {
public:
- ProfileAttribute(const CgroupController& controller, const std::string& file_name)
- : controller_(controller), file_name_(file_name) {}
+ // Cgroup attributes may have different names in the v1 and v2 hierarchies. If `file_v2_name` is
+ // not empty, `file_name` is the name for the v1 hierarchy and `file_v2_name` is the name for
+ // the v2 hierarchy. If `file_v2_name` is empty, `file_name` is used for both hierarchies.
+ ProfileAttribute(const CgroupController& controller, const std::string& file_name,
+ const std::string& file_v2_name)
+ : controller_(controller), file_name_(file_name), file_v2_name_(file_v2_name) {}
~ProfileAttribute() = default;
const CgroupController* controller() const override { return &controller_; }
@@ -50,6 +54,7 @@
private:
CgroupController controller_;
std::string file_name_;
+ std::string file_v2_name_;
};
// Abstract profile element
diff --git a/libstats/pull_lazy/TEST_MAPPING b/libstats/pull_lazy/TEST_MAPPING
index 89b8c2a..92f1e6a 100644
--- a/libstats/pull_lazy/TEST_MAPPING
+++ b/libstats/pull_lazy/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name" : "libstatspull_lazy_test"
}
+ ],
+ "hwasan-postsubmit" : [
+ {
+ "name" : "libstatspull_lazy_test"
+ }
]
}
\ No newline at end of file
diff --git a/libstats/socket_lazy/TEST_MAPPING b/libstats/socket_lazy/TEST_MAPPING
index 13afc00..b182660 100644
--- a/libstats/socket_lazy/TEST_MAPPING
+++ b/libstats/socket_lazy/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name" : "libstatssocket_lazy_test"
}
+ ],
+ "hwasan-postsubmit" : [
+ {
+ "name" : "libstatssocket_lazy_test"
+ }
]
}
\ No newline at end of file
diff --git a/libsystem/include/system/graphics.h b/libsystem/include/system/graphics.h
index 1b6060a..a3c23b2 100644
--- a/libsystem/include/system/graphics.h
+++ b/libsystem/include/system/graphics.h
@@ -59,12 +59,14 @@
/*
* Structure for describing YCbCr formats for consumption by applications.
- * This is used with HAL_PIXEL_FORMAT_YCbCr_*_888.
+ * This is used with HAL_PIXEL_FORMAT_YCbCr_*.
*
* Buffer chroma subsampling is defined in the format.
* e.g. HAL_PIXEL_FORMAT_YCbCr_420_888 has subsampling 4:2:0.
*
- * Buffers must have a 8 bit depth.
+ * Buffers must have a byte aligned channel depth or a byte aligned packed
+ * channel depth (e.g. 10 bits packed into 16 bits for
+ * HAL_PIXEL_FORMAT_YCbCr_P010).
*
* y, cb, and cr point to the first byte of their respective planes.
*
@@ -75,8 +77,8 @@
* cstride is the stride of the chroma planes.
*
* chroma_step is the distance in bytes from one chroma pixel value to the
- * next. This is 2 bytes for semiplanar (because chroma values are interleaved
- * and each chroma value is one byte) and 1 for planar.
+ * next. This is `2 * channel depth` bytes for semiplanar (because chroma
+ * values are interleaved) and `1 * channel depth` bytes for planar.
*/
struct android_ycbcr {
diff --git a/libutils/String8.cpp b/libutils/String8.cpp
index 419b2de..3690389 100644
--- a/libutils/String8.cpp
+++ b/libutils/String8.cpp
@@ -313,7 +313,7 @@
if (n > 0) {
size_t oldLength = length();
- if (n > std::numeric_limits<size_t>::max() - 1 ||
+ if (static_cast<size_t>(n) > std::numeric_limits<size_t>::max() - 1 ||
oldLength > std::numeric_limits<size_t>::max() - n - 1) {
return NO_MEMORY;
}
diff --git a/property_service/TEST_MAPPING b/property_service/TEST_MAPPING
index fcdc86a..20f6c84 100644
--- a/property_service/TEST_MAPPING
+++ b/property_service/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "propertyinfoserializer_tests"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "propertyinfoserializer_tests"
+ }
]
}
diff --git a/rootdir/etc/TEST_MAPPING b/rootdir/etc/TEST_MAPPING
index e4d3d5e..1c7b716 100644
--- a/rootdir/etc/TEST_MAPPING
+++ b/rootdir/etc/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name": "CtsBionicTestCases"
}
+ ],
+ "hwasan-postsubmit": [
+ {
+ "name": "CtsBionicTestCases"
+ }
]
}
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 404d7ae..1bb7ac3 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -243,26 +243,6 @@
write /dev/stune/nnapi-hal/schedtune.boost 1
write /dev/stune/nnapi-hal/schedtune.prefer_idle 1
- # Create blkio group and apply initial settings.
- # This feature needs kernel to support it, and the
- # device's init.rc must actually set the correct values.
- mkdir /dev/blkio/background
- chown system system /dev/blkio
- chown system system /dev/blkio/background
- chown system system /dev/blkio/tasks
- chown system system /dev/blkio/background/tasks
- chown system system /dev/blkio/cgroup.procs
- chown system system /dev/blkio/background/cgroup.procs
- chmod 0664 /dev/blkio/tasks
- chmod 0664 /dev/blkio/background/tasks
- chmod 0664 /dev/blkio/cgroup.procs
- chmod 0664 /dev/blkio/background/cgroup.procs
- write /dev/blkio/blkio.weight 1000
- write /dev/blkio/background/blkio.weight 200
- write /dev/blkio/background/blkio.bfq.weight 10
- write /dev/blkio/blkio.group_idle 0
- write /dev/blkio/background/blkio.group_idle 0
-
restorecon_recursive /mnt
mount configfs none /config nodev noexec nosuid
@@ -1008,12 +988,6 @@
# module, delete if not.
exec - system system -- /system/bin/tzdatacheck /apex/com.android.tzdata/etc/tz /data/misc/zoneinfo
- # If there is no post-fs-data action in the init.<device>.rc file, you
- # must uncomment this line, otherwise encrypted filesystems
- # won't work.
- # Set indication (checked by vold) that we have finished this action
- #setprop vold.post_fs_data_done 1
-
# sys.memfd_use set to false by default, which keeps it disabled
# until it is confirmed that apps and vendor processes don't make
# IOCTLs on ashmem fds any more.
diff --git a/storaged/storaged.cpp b/storaged/storaged.cpp
index fb855f7..8cc8b59 100644
--- a/storaged/storaged.cpp
+++ b/storaged/storaged.cpp
@@ -153,7 +153,7 @@
mUidm.init(is_charger_on(status));
// register listener after init uid_monitor
- aidl_health_callback = std::make_shared<HealthInfoCallback>(&mUidm);
+ aidl_health_callback = ndk::SharedRefBase::make<HealthInfoCallback>(&mUidm);
ret = health->registerCallback(aidl_health_callback);
if (!ret.isOk()) {
LOG(WARNING) << "health: failed to register callback: " << ret.getDescription();
diff --git a/trusty/keymaster/keymint/TEST_MAPPING b/trusty/keymaster/keymint/TEST_MAPPING
index 2400ccd..ae24fb4 100644
--- a/trusty/keymaster/keymint/TEST_MAPPING
+++ b/trusty/keymaster/keymint/TEST_MAPPING
@@ -3,5 +3,10 @@
{
"name" : "vts_treble_vintf_framework_test"
}
+ ],
+ "hwasan-postsubmit" : [
+ {
+ "name" : "vts_treble_vintf_framework_test"
+ }
]
}
\ No newline at end of file