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Modify extent hook functions to take an (extent_t *) argument.

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This facilitates the application accessing its own extent allocator
metadata during hook invocations.

This resolves #259.
This commit is contained in:
Jason Evans
2016-06-03 12:05:53 -07:00
parent 6f29a83924
commit f8f0542194
10 changed files with 312 additions and 315 deletions
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16
src/ctl.c
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@@ -1646,15 +1646,15 @@ arena_i_extent_hooks_ctl(tsd_t *tsd, const size_t *mib, size_t miblen,
if (arena_ind < narenas_total_get() && (arena =
arena_get(tsd_tsdn(tsd), arena_ind, false)) != NULL) {
if (newp != NULL) {
extent_hooks_t old_extent_hooks, new_extent_hooks;
WRITE(new_extent_hooks, extent_hooks_t);
old_extent_hooks = extent_hooks_set(tsd_tsdn(tsd),
arena, &new_extent_hooks);
READ(old_extent_hooks, extent_hooks_t);
extent_hooks_t *old_extent_hooks, *new_extent_hooks;
WRITE(new_extent_hooks, extent_hooks_t *);
old_extent_hooks = extent_hooks_set(arena,
new_extent_hooks);
READ(old_extent_hooks, extent_hooks_t *);
} else {
extent_hooks_t old_extent_hooks =
extent_hooks_get(tsd_tsdn(tsd), arena);
READ(old_extent_hooks, extent_hooks_t);
extent_hooks_t *old_extent_hooks =
extent_hooks_get(arena);
READ(old_extent_hooks, extent_hooks_t *);
}
} else {
ret = EFAULT;