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| author |  mtklein <mtklein@chromium.org> | 2015-02-25 12:51:55 -0800 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2015-02-25 12:51:55 -0800 |
| commit | 59c9203321cf4afb48597f39e4bdd4ae91da12a0 (patch) | |
| tree | 1c446194af3cdc6d2b68c6e137c17450c72b52db /gm/shadertext.cpp | |
| parent | edeb7a97aded2107fd6a25562e1bb7fdcb96c958 (diff) | |
Fix the race to set the new gen ID.
There's a small window where two threads can both see the gen ID is zero,
both go get new distinct genIDs, but race to write them.
This now uses compare_exchange to read and leave the winner's ID in place
when there's a race.
SkAtomics isn't public.
TBR=reed@google.com
BUG=skia:
Review URL: https://codereview.chromium.org/956013002
Diffstat (limited to 'gm/shadertext.cpp')
0 files changed, 0 insertions, 0 deletions