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gh-117657: TSAN fix race on gstate->young.count #118313

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Merged
merged 16 commits into from
Apr 29, 2024
Merged

gh-117657: TSAN fix race on gstate->young.count #118313

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e7a4477
TSAN fix race between atomic and none-atomic mutation of tate->young.…
SonicField Apr 26, 2024
14858c2
Merge remote-tracking branch 'upstream/main'
SonicField Apr 26, 2024
5457972
📜🤖 Added by blurb_it.
blurb-it[bot] Apr 26, 2024
d83833c
merge with upstream
SonicField Apr 26, 2024
edd9b7b
TSAN: move gc counter reset into critical section
SonicField Apr 26, 2024
e9bae12
Resolved merge conflict in Tools/tsan/suppressions_free_threading.txt
SonicField Apr 26, 2024
e1e040c
Merge branch 'main' of github.com:SonicField/cpython
SonicField Apr 26, 2024
dc97546
Merge branch 'main' of github.com:SonicField/cpython
SonicField Apr 26, 2024
2f200c9
Merge branch 'main' of github.com:SonicField/cpython
SonicField Apr 26, 2024
364d1d9
TSAN: Fix compiler warning in gc patch
SonicField Apr 26, 2024
6ec56ac
Merge branch 'main' into main
SonicField Apr 29, 2024
ef64718
Merge branch 'main' into main
SonicField Apr 29, 2024
822f8cc
Merge branch 'main' into main
SonicField Apr 29, 2024
655e071
Remove not require news entry
SonicField Apr 29, 2024
85b7b5c
Merge branch 'main' of github.com:SonicField/cpython
SonicField Apr 29, 2024
29c2696
Merge branch 'main' into main
SonicField Apr 29, 2024
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TSAN: Fix compiler warning in gc patch
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@SonicField
SonicField committed Apr 26, 2024
commit 364d1d9da92e33ce8469387aafadc94f92a7092a
3 changes: 1 addition & 2 deletions Python/gc_free_threading.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1048,7 +1048,7 @@ gc_collect_internal(PyInterpreterState *interp, struct collection_state *state,
}

state->gcstate->young.count = 0;
for (size_t i = 1; i <= generation; ++i) {
for (int i = 1; i <= generation; ++i) {
state->gcstate->old[i-1].count = 0;
}

Expand Down Expand Up @@ -1120,7 +1120,6 @@ gc_collect_internal(PyInterpreterState *interp, struct collection_state *state,
static Py_ssize_t
gc_collect_main(PyThreadState *tstate, int generation, _PyGC_Reason reason)
{
int i;
Py_ssize_t m = 0; /* # objects collected */
Py_ssize_t n = 0; /* # unreachable objects that couldn't be collected */
PyTime_t t1 = 0; /* initialize to prevent a compiler warning */
Expand Down
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