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Convert arena->dss_prec synchronization to atomics.

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This commit is contained in:
Jason Evans 2017-02-12 16:34:36 -08:00
parent 0721b895ff
commit b779522b9b
4 changed files with 10 additions and 17 deletions
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4
src/ctl.c
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@ -1767,11 +1767,11 @@ arena_i_dss_ctl(tsd_t *tsd, const size_t *mib, size_t miblen, void *oldp,
} else {
arena_t *arena = arena_get(tsd_tsdn(tsd), arena_ind, false);
if (arena == NULL || (dss_prec != dss_prec_limit &&
arena_dss_prec_set(tsd_tsdn(tsd), arena, dss_prec))) {
arena_dss_prec_set(arena, dss_prec))) {
ret = EFAULT;
goto label_return;
}
dss_prec_old = arena_dss_prec_get(tsd_tsdn(tsd), arena);
dss_prec_old = arena_dss_prec_get(arena);
}
dss = dss_prec_names[dss_prec_old];