project-base/server-skynet-source-3rd-jemalloc
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Fix large bin index accessed through cache bin descriptor.

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This commit is contained in:
Qi Wang 2019-08-09 22:15:42 -07:00 committed by Qi Wang
parent 22746d3c9f
commit 5934846612
1 changed files with 2 additions and 3 deletions
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5
src/arena.c
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@ -199,13 +199,12 @@ arena_stats_merge(tsdn_t *tsdn, arena_t *arena, unsigned *nthreads,
malloc_mutex_lock(tsdn, &arena->tcache_ql_mtx); malloc_mutex_lock(tsdn, &arena->tcache_ql_mtx);
cache_bin_array_descriptor_t *descriptor; cache_bin_array_descriptor_t *descriptor;
ql_foreach(descriptor, &arena->cache_bin_array_descriptor_ql, link) { ql_foreach(descriptor, &arena->cache_bin_array_descriptor_ql, link) {
szind_t i = 0; for (szind_t i = 0; i < SC_NBINS; i++) {
for (; i < SC_NBINS; i++) {
cache_bin_t *tbin = &descriptor->bins_small[i]; cache_bin_t *tbin = &descriptor->bins_small[i];
arena_stats_accum_zu(&astats->tcache_bytes, arena_stats_accum_zu(&astats->tcache_bytes,
tbin->ncached * sz_index2size(i)); tbin->ncached * sz_index2size(i));
} }
for (; i < nhbins; i++) { for (szind_t i = 0; i < nhbins - SC_NBINS; i++) {
cache_bin_t *tbin = &descriptor->bins_large[i]; cache_bin_t *tbin = &descriptor->bins_large[i];
arena_stats_accum_zu(&astats->tcache_bytes, arena_stats_accum_zu(&astats->tcache_bytes,
tbin->ncached * sz_index2size(i)); tbin->ncached * sz_index2size(i));