diff --git a/code_coverage/Android.bp b/code_coverage/Android.bp
index f2c5341..d18e7a8 100644
--- a/code_coverage/Android.bp
+++ b/code_coverage/Android.bp
@@ -76,12 +76,8 @@
             },
         },
         riscv64: {
-            src: "empty_policy/code_coverage.riscv64.policy",
-            product_variables: {
-                native_coverage: {
-                    src: "seccomp_policy/code_coverage.riscv64.policy",
-                },
-            },
+            // riscv64 doesn't have a secondary architecture.
+            enabled: false,
         },
         x86: {
             src: "empty_policy/code_coverage.x86_64.policy",
diff --git a/fs_mgr/libsnapshot/utility.cpp b/fs_mgr/libsnapshot/utility.cpp
index 0a1be0d..cadd24d 100644
--- a/fs_mgr/libsnapshot/utility.cpp
+++ b/fs_mgr/libsnapshot/utility.cpp
@@ -153,9 +153,23 @@
 }
 
 bool WriteStringToFileAtomic(const std::string& content, const std::string& path) {
-    std::string tmp_path = path + ".tmp";
-    if (!android::base::WriteStringToFile(content, tmp_path)) {
-        return false;
+    const std::string tmp_path = path + ".tmp";
+    {
+        const int flags = O_WRONLY | O_CREAT | O_TRUNC | O_CLOEXEC | O_BINARY;
+        android::base::unique_fd fd(TEMP_FAILURE_RETRY(open(tmp_path.c_str(), flags, 0666)));
+        if (fd == -1) {
+            PLOG(ERROR) << "Failed to open " << path;
+            return false;
+        }
+        if (!android::base::WriteStringToFd(content, fd)) {
+            PLOG(ERROR) << "Failed to write to fd " << fd;
+            return false;
+        }
+        // rename() without fsync() is not safe. Data could still be living on page cache. To ensure
+        // atomiticity, call fsync()
+        if (fsync(fd) != 0) {
+            PLOG(ERROR) << "Failed to fsync " << tmp_path;
+        }
     }
     if (rename(tmp_path.c_str(), path.c_str()) == -1) {
         PLOG(ERROR) << "rename failed from " << tmp_path << " to " << path;
diff --git a/libprocessgroup/task_profiles.cpp b/libprocessgroup/task_profiles.cpp
index 744710f..35adf36 100644
--- a/libprocessgroup/task_profiles.cpp
+++ b/libprocessgroup/task_profiles.cpp
@@ -287,7 +287,7 @@
     if (cache_type == ResourceCacheType::RCT_TASK &&
         fd_[cache_type] == FdCacheHelper::FDS_APP_DEPENDENT) {
         // application-dependent path can't be used with tid
-        PLOG(ERROR) << "Application profile can't be applied to a thread";
+        LOG(ERROR) << Name() << ": application profile can't be applied to a thread";
         return ProfileAction::FAIL;
     }
 
@@ -304,7 +304,7 @@
     std::string procs_path = controller()->GetProcsFilePath(path_, uid, pid);
     unique_fd tmp_fd(TEMP_FAILURE_RETRY(open(procs_path.c_str(), O_WRONLY | O_CLOEXEC)));
     if (tmp_fd < 0) {
-        PLOG(WARNING) << "Failed to open " << procs_path;
+        PLOG(WARNING) << Name() << "::" << __func__ << ": failed to open " << procs_path;
         return false;
     }
     if (!AddTidToCgroup(pid, tmp_fd, controller()->name())) {
@@ -325,7 +325,7 @@
     std::string tasks_path = controller()->GetTasksFilePath(path_);
     unique_fd tmp_fd(TEMP_FAILURE_RETRY(open(tasks_path.c_str(), O_WRONLY | O_CLOEXEC)));
     if (tmp_fd < 0) {
-        PLOG(WARNING) << "Failed to open " << tasks_path;
+        PLOG(WARNING) << Name() << "::" << __func__ << ": failed to open " << tasks_path;
         return false;
     }
     if (!AddTidToCgroup(tid, tmp_fd, controller()->name())) {
@@ -394,7 +394,7 @@
     unique_fd tmp_fd(TEMP_FAILURE_RETRY(open(path.c_str(), O_WRONLY | O_CLOEXEC)));
 
     if (tmp_fd < 0) {
-        if (logfailures) PLOG(WARNING) << "Failed to open " << path;
+        if (logfailures) PLOG(WARNING) << Name() << "::" << __func__ << ": failed to open " << path;
         return false;
     }
 
@@ -431,7 +431,7 @@
     if (cache_type == ResourceCacheType::RCT_TASK &&
         fd_[cache_type] == FdCacheHelper::FDS_APP_DEPENDENT) {
         // application-dependent path can't be used with tid
-        PLOG(ERROR) << "Application profile can't be applied to a thread";
+        LOG(ERROR) << Name() << ": application profile can't be applied to a thread";
         return ProfileAction::FAIL;
     }
     return ProfileAction::UNUSED;
diff --git a/trusty/keymaster/TrustyKeymaster.cpp b/trusty/keymaster/TrustyKeymaster.cpp
index e77940a..e4791e6 100644
--- a/trusty/keymaster/TrustyKeymaster.cpp
+++ b/trusty/keymaster/TrustyKeymaster.cpp
@@ -285,4 +285,10 @@
     return response;
 }
 
+GetHwInfoResponse TrustyKeymaster::GetHwInfo() {
+    GetHwInfoResponse response(message_version());
+    ForwardCommand(KM_GET_HW_INFO, GetHwInfoRequest(message_version()), &response);
+    return response;
+}
+
 }  // namespace keymaster
diff --git a/trusty/keymaster/include/trusty_keymaster/TrustyKeymaster.h b/trusty/keymaster/include/trusty_keymaster/TrustyKeymaster.h
index 9f4f39b..ec52811 100644
--- a/trusty/keymaster/include/trusty_keymaster/TrustyKeymaster.h
+++ b/trusty/keymaster/include/trusty_keymaster/TrustyKeymaster.h
@@ -67,6 +67,7 @@
     ConfigureVendorPatchlevelResponse ConfigureVendorPatchlevel(
             const ConfigureVendorPatchlevelRequest& request);
     GetRootOfTrustResponse GetRootOfTrust(const GetRootOfTrustRequest& request);
+    GetHwInfoResponse GetHwInfo();
 
     uint32_t message_version() const { return message_version_; }
 
diff --git a/trusty/keymaster/include/trusty_keymaster/ipc/keymaster_ipc.h b/trusty/keymaster/include/trusty_keymaster/ipc/keymaster_ipc.h
index bf0cb70..9b55e9d 100644
--- a/trusty/keymaster/include/trusty_keymaster/ipc/keymaster_ipc.h
+++ b/trusty/keymaster/include/trusty_keymaster/ipc/keymaster_ipc.h
@@ -60,6 +60,7 @@
     KM_GENERATE_CSR                 = (32 << KEYMASTER_REQ_SHIFT),
     KM_CONFIGURE_VENDOR_PATCHLEVEL  = (33 << KEYMASTER_REQ_SHIFT),
     KM_GET_ROOT_OF_TRUST            = (34 << KEYMASTER_REQ_SHIFT),
+    KM_GET_HW_INFO                  = (35 << KEYMASTER_REQ_SHIFT),
 
     // Bootloader/provisioning calls.
     KM_SET_BOOT_PARAMS = (0x1000 << KEYMASTER_REQ_SHIFT),
diff --git a/trusty/keymaster/keymint/TrustyRemotelyProvisionedComponentDevice.cpp b/trusty/keymaster/keymint/TrustyRemotelyProvisionedComponentDevice.cpp
index 099f189..7f03f86 100644
--- a/trusty/keymaster/keymint/TrustyRemotelyProvisionedComponentDevice.cpp
+++ b/trusty/keymaster/keymint/TrustyRemotelyProvisionedComponentDevice.cpp
@@ -30,6 +30,8 @@
 using keymaster::GenerateCsrResponse;
 using keymaster::GenerateRkpKeyRequest;
 using keymaster::GenerateRkpKeyResponse;
+using keymaster::GetHwInfoRequest;
+using keymaster::GetHwInfoResponse;
 using keymaster::KeymasterBlob;
 using ::std::string;
 using ::std::unique_ptr;
@@ -71,10 +73,15 @@
 }  // namespace
 
 ScopedAStatus TrustyRemotelyProvisionedComponentDevice::getHardwareInfo(RpcHardwareInfo* info) {
-    info->versionNumber = 2;
-    info->rpcAuthorName = "Google";
-    info->supportedEekCurve = RpcHardwareInfo::CURVE_25519;
-    info->uniqueId = "Trusty: My password is ******";
+    GetHwInfoResponse response = impl_->GetHwInfo();
+    if (response.error != KM_ERROR_OK) {
+        return Status(-static_cast<int32_t>(response.error), "Failed to get hardware info.");
+    }
+
+    info->versionNumber = response.version;
+    info->rpcAuthorName = std::move(response.rpcAuthorName);
+    info->supportedEekCurve = response.supportedEekCurve;
+    info->uniqueId = std::move(response.uniqueId);
     return ScopedAStatus::ok();
 }