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Clear out small object free space in large segments

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Sergiy Kuryata 2024-12-10 13:34:23 -08:00
parent 340f2a74bb
commit 47edd8bd81
1 changed files with 4 additions and 0 deletions
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4
src/segment.c
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@ -1319,6 +1319,10 @@ static void mi_segment_abandon(mi_segment_t* segment, mi_segments_tld_t* tld) {
tld->medium_segment = NULL;
}
else if (segment == tld->large_segment) {
// Clear out small object free space in large segments
free_space_mask = mi_free_space_mask_from_blocksize(MI_SMALL_OBJ_SIZE_MAX);
free_space_mask = free_space_mask | (free_space_mask - 1);
mi_atomic_and_acq_rel(&segment->free_space_mask, ~free_space_mask);
tld->large_segment = NULL;
}
_mi_arena_segment_mark_abandoned(segment);