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608d63735f
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commit-bot@chromium.org 608d63735f Choose memset procs once. 
TSAN shows us racing on the function pointers.  Might as well fix it.

WARNING: ThreadSanitizer: data race (pid=19995)
  Read of size 8 at 0x7f703affb048 by thread T12 (mutexes: write M2957):
    #0 SkBitmap::internalErase(SkIRect const&, unsigned int, unsigned int, unsigned int, unsigned int) const /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/core/SkBitmap.cpp:886 (tests+0x0000003511ca)
    #1 SkBitmap::eraseARGB(unsigned int, unsigned int, unsigned int, unsigned int) const /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/core/SkBitmap.cpp:919 (tests+0x0000003534bf)
    #2 (anonymous namespace)::DecodingImageGenerator::getPixels(SkImageInfo const&, void*, unsigned long) /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/images/SkDecodingImageGenerator.cpp:195 (tests+0x00000051bee1)
    #3 SkDiscardablePixelRef::onNewLockPixels(SkPixelRef::LockRec*) /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/lazy/SkDiscardablePixelRef.cpp:63 (tests+0x00000039ad9c)
    #4 SkPixelRef::lockPixels(SkPixelRef::LockRec*) /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/core/SkPixelRef.cpp:179 (tests+0x0000003fec23)
    #5 SkBitmap::lockPixels() const /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/core/SkBitmap.cpp:414 (tests+0x00000034e41e)
    #6 SkAutoLockPixels /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/include/core/SkBitmap.h:819 (tests+0x0000002752f3)
    #7 ImageDecoderOptions(skiatest::Reporter*) /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/tests/ImageDecodingTest.cpp:565 (tests+0x000000275d03)
    #8 skiatest::Test::run() /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/tests/Test.cpp:107 (tests+0x0000002263e7)
    #9 SkTestRunnable::run() /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/tests/skia_test.cpp:108 (tests+0x0000001d8607)
    #10 SkThreadPoolPrivate::ThreadLocal<void>::run(SkTRunnable<void>*) /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/include/utils/SkThreadPool.h:108 (tests+0x0000001d817e)
    #11 thread_start(void*) /var/scratch/Release/../../../usr/local/google/home/mtklein/skia/src/utils/SkThreadUtils_pthread.cpp:66 (tests+0x000000604347)

  Previous write of size 8 at 0x7f703affb048 by thread T26:
    [failed to restore the stack]


BUG=skia:1792
R=bungeman@google.com, mtklein@google.com, reed@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/250503003

git-svn-id: http://skia.googlecode.com/svn/trunk@14548 2bbb7eff-a529-9590-31e7-b0007b416f81
2014-05-02 20:28:56 +00:00
..
animator Sanitizing source files in Skia_Periodic_House_Keeping 2013-01-26 07:06:02 +00:00
config replace old SK_TRACE_EVENT macros with new TRACE_EVENT ones, and then remove them entirely! 2014-03-20 20:00:24 +00:00
core Choose memset procs once. 2014-05-02 20:28:56 +00:00
device/xps remove all references to legacy Config8888 2014-03-26 13:44:58 +00:00
effects create struct to hold all the params passed around for shader::context 2014-05-01 19:31:31 +00:00
gpu Revert of Add support for glMapBufferRange. Use glMapBufferRange and glMapBufferSubData. (https://codereview.chromium.org/243413002/) 2014-05-02 17:44:34 +00:00
images Refactor read and write buffers. 2014-01-30 18:58:24 +00:00
pathops Export SkPathOps.h functions for external use. 2013-07-09 19:43:35 +00:00
pdf remove all references to legacy Config8888 2014-03-26 13:44:58 +00:00
pipe Fixes for piping bitmaps with encoded data. 2013-04-30 02:32:41 +00:00
ports Pass the IDWriteFactory instead of relying on a global creator. 2014-03-31 19:18:07 +00:00
record add SK_API to include/record 2014-04-28 21:04:32 +00:00
svg Sanitizing source files in Skia_Periodic_House_Keeping 2013-01-26 07:06:02 +00:00
text Sanitizing source files in Skia_Periodic_House_Keeping 2013-01-26 07:06:02 +00:00
utils DM: Push GPU-parent child tasks to the front of the queue. 2014-05-01 17:41:32 +00:00
views Drop executable flag from headers so that they can be packaged 2014-03-11 19:55:51 +00:00
xml Sanitizing source files in Skia_Periodic_House_Keeping 2013-01-26 07:06:02 +00:00