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[DevTSAN] Sync thread clocks before/after barrier call #17900

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Merged
merged 2 commits into from
Apr 9, 2025

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zhaomaosu
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@zhaomaosu zhaomaosu commented Apr 8, 2025

Barrier instructions will synchronize work items execution status, we
need to sync thread clocks before/after barrier call to avoid false
positive reports.

Barrier instructions will synchronize work items execution status, we
need to sync thread clocks before/after barrier call to avoid false
positive reports.
@zhaomaosu zhaomaosu marked this pull request as ready for review April 8, 2025 08:24
@zhaomaosu zhaomaosu requested review from a team as code owners April 8, 2025 08:24
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Hi @intel/llvm-gatekeepers, this PR is ready to be merged. Thanks.

@zhaomaosu zhaomaosu requested a review from a team April 9, 2025 08:48
@steffenlarsen steffenlarsen merged commit 34c7c60 into intel:sycl Apr 9, 2025
45 of 46 checks passed
@zhaomaosu zhaomaosu deleted the tsan-barrier branch April 9, 2025 08:59
KornevNikita pushed a commit that referenced this pull request May 27, 2025
Barrier instructions will synchronize work items execution status, we
need to sync thread clocks before/after barrier call to avoid false
positive reports.
KornevNikita pushed a commit that referenced this pull request May 27, 2025
Barrier instructions will synchronize work items execution status, we
need to sync thread clocks before/after barrier call to avoid false
positive reports.
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4 participants