diff options
| -rw-r--r-- | include/jemalloc/internal/arena.h | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/include/jemalloc/internal/arena.h b/include/jemalloc/internal/arena.h index 77a7dcb..4d88736 100644 --- a/include/jemalloc/internal/arena.h +++ b/include/jemalloc/internal/arena.h @@ -943,8 +943,11 @@ arena_prof_tctx_get(const void *ptr) assert((mapbits & CHUNK_MAP_ALLOCATED) != 0); if (likely((mapbits & CHUNK_MAP_LARGE) == 0)) ret = (prof_tctx_t *)(uintptr_t)1U; - else - ret = arena_miscelm_get(chunk, pageind)->prof_tctx; + else { + arena_chunk_map_misc_t *elm = arena_miscelm_get(chunk, + pageind); + ret = atomic_read_p((void **)&elm->prof_tctx); + } } else ret = huge_prof_tctx_get(ptr); @@ -965,8 +968,11 @@ arena_prof_tctx_set(const void *ptr, prof_tctx_t *tctx) size_t pageind = ((uintptr_t)ptr - (uintptr_t)chunk) >> LG_PAGE; assert(arena_mapbits_allocated_get(chunk, pageind) != 0); - if (unlikely(arena_mapbits_large_get(chunk, pageind) != 0)) - arena_miscelm_get(chunk, pageind)->prof_tctx = tctx; + if (unlikely(arena_mapbits_large_get(chunk, pageind) != 0)) { + arena_chunk_map_misc_t *elm = arena_miscelm_get(chunk, + pageind); + atomic_write_p((void **)&elm->prof_tctx, tctx); + } } else huge_prof_tctx_set(ptr, tctx); } |