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Implement per arena base allocators.

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Add/rename related mallctls:
- Add stats.arenas.<i>.base .
- Rename stats.arenas.<i>.metadata to stats.arenas.<i>.internal .
- Add stats.arenas.<i>.resident .

Modify the arenas.extend mallctl to take an optional (extent_hooks_t *)
argument so that it is possible for all base allocations to be serviced
by the specified extent hooks.

This resolves #463.
This commit is contained in:
Jason Evans 2016-12-22 16:39:10 -06:00
parent a6e86810d8
commit a0dd3a4483
18 changed files with 957 additions and 341 deletions
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6
src/prof.c
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@ -2254,7 +2254,8 @@ prof_boot2(tsd_t *tsd)
}
gctx_locks = (malloc_mutex_t *)base_alloc(tsd_tsdn(tsd),
PROF_NCTX_LOCKS * sizeof(malloc_mutex_t));
b0get(), PROF_NCTX_LOCKS * sizeof(malloc_mutex_t),
CACHELINE);
if (gctx_locks == NULL)
return (true);
for (i = 0; i < PROF_NCTX_LOCKS; i++) {
@ -2264,7 +2265,8 @@ prof_boot2(tsd_t *tsd)
}
tdata_locks = (malloc_mutex_t *)base_alloc(tsd_tsdn(tsd),
PROF_NTDATA_LOCKS * sizeof(malloc_mutex_t));
b0get(), PROF_NTDATA_LOCKS * sizeof(malloc_mutex_t),
CACHELINE);
if (tdata_locks == NULL)
return (true);
for (i = 0; i < PROF_NTDATA_LOCKS; i++) {