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Don't call reused_arena when _int_new_arena failed

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This commit is contained in:
Andreas Schwab
2011-11-14 11:41:52 +01:00
parent 7edb22eff5
commit a5fb313cb7
2 changed files with 10 additions and 5 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2011-11-14 Andreas Schwab <schwab@redhat.com>
* malloc/arena.c (arena_get2): Don't call reused_arena when
_int_new_arena failed.
2011-11-12 Ulrich Drepper <drepper@gmail.com> 2011-11-12 Ulrich Drepper <drepper@gmail.com>
* sysdeps/unix/clock_gettime.c (clock_gettime): No need to assign * sysdeps/unix/clock_gettime.c (clock_gettime): No need to assign

10
malloc/arena.c
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@ -844,14 +844,14 @@ arena_get2(mstate a_tsd, size_t size)
size_t n = narenas; size_t n = narenas;
if (__builtin_expect (n <= mp_.arena_test || n < narenas_limit, 0)) if (__builtin_expect (n <= mp_.arena_test || n < narenas_limit, 0))
{ {
if (catomic_compare_and_exchange_bool_acq(&narenas, n + 1, n)) if (catomic_compare_and_exchange_bool_acq (&narenas, n + 1, n))
goto repeat; goto repeat;
a = _int_new_arena (size); a = _int_new_arena (size);
if (__builtin_expect (a != NULL, 1)) if (__builtin_expect (a == NULL, 0))
return a; catomic_decrement (&narenas);
catomic_decrement(&narenas);
} }
a = reused_arena (); else
a = reused_arena ();
} }
#else #else
if(!a_tsd) if(!a_tsd)