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Implement explicit tcache support.

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Add the MALLOCX_TCACHE() and MALLOCX_TCACHE_NONE macros, which can be
used in conjunction with the *allocx() API.

Add the tcache.create, tcache.flush, and tcache.destroy mallctls.

This resolves #145.
This commit is contained in:
Jason Evans 2015-01-29 15:30:47 -08:00
parent 23694b0745
commit 1cb181ed63
16 changed files with 740 additions and 337 deletions
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10
src/quarantine.c
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@ -27,8 +27,8 @@ quarantine_init(tsd_t *tsd, size_t lg_maxobjs)
assert(tsd_nominal(tsd));
quarantine = (quarantine_t *)iallocztm(tsd, offsetof(quarantine_t, objs)
+ ((ZU(1) << lg_maxobjs) * sizeof(quarantine_obj_t)), false, true,
true, NULL);
+ ((ZU(1) << lg_maxobjs) * sizeof(quarantine_obj_t)), false,
tcache_get(tsd, true), true, NULL);
if (quarantine == NULL)
return (NULL);
quarantine->curbytes = 0;
@ -55,7 +55,7 @@ quarantine_alloc_hook_work(tsd_t *tsd)
if (tsd_quarantine_get(tsd) == NULL)
tsd_quarantine_set(tsd, quarantine);
else
idalloctm(tsd, quarantine, true, true);
idalloctm(tsd, quarantine, tcache_get(tsd, false), true);
}
static quarantine_t *
@ -87,7 +87,7 @@ quarantine_grow(tsd_t *tsd, quarantine_t *quarantine)
memcpy(&ret->objs[ncopy_a], quarantine->objs, ncopy_b *
sizeof(quarantine_obj_t));
}
idalloctm(tsd, quarantine, true, true);
idalloctm(tsd, quarantine, tcache_get(tsd, false), true);
tsd_quarantine_set(tsd, ret);
return (ret);
@ -177,7 +177,7 @@ quarantine_cleanup(tsd_t *tsd)
quarantine = tsd_quarantine_get(tsd);
if (quarantine != NULL) {
quarantine_drain(tsd, quarantine, 0);
idalloctm(tsd, quarantine, true, true);
idalloctm(tsd, quarantine, tcache_get(tsd, false), true);
tsd_quarantine_set(tsd, NULL);
}
}