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Fix/refactor tcaches synchronization.

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Synchronize tcaches with tcaches_mtx rather than ctl_mtx.  Add missing
synchronization for tcache flushing.  This bug was introduced by
1cb181ed63 (Implement explicit tcache
support.), which was first released in 4.0.0.
This commit is contained in:
Jason Evans
2017-01-29 21:32:39 -08:00
parent d0e93ada51
commit 1b6e43507e
6 changed files with 102 additions and 30 deletions
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3
include/jemalloc/internal/private_symbols.txt
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@@ -469,6 +469,9 @@ tcache_flush
tcache_get
tcache_get_hard
tcache_maxclass
tcache_prefork
tcache_postfork_child
tcache_postfork_parent
tcache_salloc
tcache_stats_merge
tcaches

3
include/jemalloc/internal/tcache_externs.h
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@@ -43,5 +43,8 @@ bool tcaches_create(tsd_t *tsd, unsigned *r_ind);
void tcaches_flush(tsd_t *tsd, unsigned ind);
void tcaches_destroy(tsd_t *tsd, unsigned ind);
bool tcache_boot(tsdn_t *tsdn);
void tcache_prefork(tsdn_t *tsdn);
void tcache_postfork_parent(tsdn_t *tsdn);
void tcache_postfork_child(tsdn_t *tsdn);
#endif /* JEMALLOC_INTERNAL_TCACHE_EXTERNS_H */

25
include/jemalloc/internal/witness_types.h
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@@ -17,21 +17,22 @@ typedef int witness_comp_t (const witness_t *, void *, const witness_t *,
#define WITNESS_RANK_INIT 1U
#define WITNESS_RANK_CTL 1U
#define WITNESS_RANK_ARENAS 2U
#define WITNESS_RANK_TCACHES 2U
#define WITNESS_RANK_ARENAS 3U
#define WITNESS_RANK_PROF_DUMP 3U
#define WITNESS_RANK_PROF_BT2GCTX 4U
#define WITNESS_RANK_PROF_TDATAS 5U
#define WITNESS_RANK_PROF_TDATA 6U
#define WITNESS_RANK_PROF_GCTX 7U
#define WITNESS_RANK_PROF_DUMP 4U
#define WITNESS_RANK_PROF_BT2GCTX 5U
#define WITNESS_RANK_PROF_TDATAS 6U
#define WITNESS_RANK_PROF_TDATA 7U
#define WITNESS_RANK_PROF_GCTX 8U
#define WITNESS_RANK_ARENA 8U
#define WITNESS_RANK_ARENA_EXTENTS 9U
#define WITNESS_RANK_ARENA_EXTENT_CACHE 10
#define WITNESS_RANK_ARENA 9U
#define WITNESS_RANK_ARENA_EXTENTS 10U
#define WITNESS_RANK_ARENA_EXTENT_CACHE 11U
#define WITNESS_RANK_RTREE_ELM 11U
#define WITNESS_RANK_RTREE 12U
#define WITNESS_RANK_BASE 13U
#define WITNESS_RANK_RTREE_ELM 12U
#define WITNESS_RANK_RTREE 13U
#define WITNESS_RANK_BASE 14U
#define WITNESS_RANK_LEAF 0xffffffffU
#define WITNESS_RANK_ARENA_BIN WITNESS_RANK_LEAF