Revert "RELAND: bionic: loader: Extend LOAD segment VMAs"
Revert submission 2966884
Reason for revert: b/328266487
Reverted changes: /q/submissionid:2966884
Bug: 328266487
Change-Id: I45a2c5888eefab36c069f992de00ec8c87105288
diff --git a/tests/dlext_test.cpp b/tests/dlext_test.cpp
index b702725..d078e50 100644
--- a/tests/dlext_test.cpp
+++ b/tests/dlext_test.cpp
@@ -31,7 +31,6 @@
#include <android-base/test_utils.h>
#include <sys/mman.h>
-#include <sys/stat.h>
#include <sys/types.h>
#include <sys/vfs.h>
#include <sys/wait.h>
@@ -2047,11 +2046,6 @@
-1, 0));
ASSERT_TRUE(reinterpret_cast<void*>(reserved_addr) != MAP_FAILED);
- struct stat file_stat;
- int ret = TEMP_FAILURE_RETRY(stat(private_library_absolute_path.c_str(), &file_stat));
- ASSERT_EQ(ret, 0) << "Failed to stat library";
- size_t file_size = file_stat.st_size;
-
for (const auto& rec : maps_to_copy) {
uintptr_t offset = rec.addr_start - addr_start;
size_t size = rec.addr_end - rec.addr_start;
@@ -2059,11 +2053,7 @@
void* map = mmap(addr, size, PROT_READ | PROT_WRITE,
MAP_ANON | MAP_PRIVATE | MAP_FIXED, -1, 0);
ASSERT_TRUE(map != MAP_FAILED);
- // Attempting the below memcpy from a portion of the map that is off the end of
- // the backing file will cause the kernel to throw a SIGBUS
- size_t _size = ::android::procinfo::MappedFileSize(rec.addr_start, rec.addr_end,
- rec.offset, file_size);
- memcpy(map, reinterpret_cast<void*>(rec.addr_start), _size);
+ memcpy(map, reinterpret_cast<void*>(rec.addr_start), size);
mprotect(map, size, rec.perms);
}