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Commit 121bf457 authored by Hans Boehm's avatar Hans Boehm Committed by Automerger Merge Worker
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Merge "Don't MAP_POPULATE native ZygoteCommandBuffer" am: 265cc772 am:... 

Merge "Don't MAP_POPULATE native ZygoteCommandBuffer" am: 265cc772 am: 74ddb63a am: 859840da am: 8e542793

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2067673



Change-Id: I5bb28fe8e7faa84a638d0cb868be88c97b66eea6
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents f5e1eaa1 8e542793

core/jni/com_android_internal_os_ZygoteCommandBuffer.cpp

+1 −1
Original line number Diff line number Diff line
@@ -296,7 +296,7 @@ jlong com_android_internal_os_ZygoteCommandBuffer_getNativeBuffer(JNIEnv* env, j 
  ++buffersAllocd;

  // MMap explicitly to get it page aligned.

  void *bufferMem = mmap(NULL, sizeof(NativeCommandBuffer), PROT_READ | PROT_WRITE,

                         MAP_ANONYMOUS | MAP_PRIVATE | MAP_POPULATE, -1, 0);

                         MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);

  // Currently we mmap and unmap one for every request handled by the Java code.

  // That could be improved, but unclear it matters.

  if (bufferMem == MAP_FAILED) {