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Update support for MEMBARRIER_QUERY
[urcu.git]
/
urcu.c
diff --git
a/urcu.c
b/urcu.c
index 67a3eb21c8996b0751f9fc1d14ed9d71379f8bf5..7b75d4c545da73765d78fa168d628d3d4513e9f5 100644
(file)
--- a/
urcu.c
+++ b/
urcu.c
@@
-132,7
+132,7
@@
static void switch_next_rcu_qparity(void)
static void smp_mb_heavy(void)
{
if (likely(has_sys_membarrier))
static void smp_mb_heavy(void)
{
if (likely(has_sys_membarrier))
- membarrier(
1
);
+ membarrier(
MEMBARRIER_EXPEDITED
);
else
smp_mb();
}
else
smp_mb();
}
@@
-392,7
+392,7
@@
void rcu_init(void)
if (init_done)
return;
init_done = 1;
if (init_done)
return;
init_done = 1;
- if (!membarrier(
1
))
+ if (!membarrier(
MEMBARRIER_EXPEDITED | MEMBARRIER_QUERY
))
has_sys_membarrier = 1;
}
#endif
has_sys_membarrier = 1;
}
#endif
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