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Implement arena.<i>.destroy .

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Add MALLCTL_ARENAS_DESTROYED for accessing destroyed arena stats as an
analogue to MALLCTL_ARENAS_ALL.

This resolves #382.
This commit is contained in:
Jason Evans
2017-01-03 17:21:59 -08:00
parent 3f291d59ad
commit edf1bafb2b
16 changed files with 616 additions and 136 deletions
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21
src/extent.c
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@@ -1039,11 +1039,11 @@ extent_dalloc_default(extent_hooks_t *extent_hooks, void *addr, size_t size,
return (extent_dalloc_default_impl(addr, size));
}
void
extent_dalloc_wrapper(tsdn_t *tsdn, arena_t *arena,
bool
extent_dalloc_wrapper_try(tsdn_t *tsdn, arena_t *arena,
extent_hooks_t **r_extent_hooks, extent_t *extent)
{
bool err, zeroed;
bool err;
assert(extent_base_get(extent) != NULL);
assert(extent_size_get(extent) != 0);
@@ -1067,10 +1067,21 @@ extent_dalloc_wrapper(tsdn_t *tsdn, arena_t *arena,
extent_committed_get(extent), arena_ind_get(arena)));
}
if (!err) {
if (!err)
extent_dalloc(tsdn, arena, extent);
return (err);
}
void
extent_dalloc_wrapper(tsdn_t *tsdn, arena_t *arena,
extent_hooks_t **r_extent_hooks, extent_t *extent)
{
bool zeroed;
if (!extent_dalloc_wrapper_try(tsdn, arena, r_extent_hooks, extent))
return;
}
extent_reregister(tsdn, extent);
/* Try to decommit; purge if that fails. */
if (!extent_committed_get(extent))