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| author | Sasha Levin <sasha.levin@oracle.com> | 2013-03-26 16:35:16 +0100 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2013-05-15 19:41:12 +0200 |
| commit | 615ee5443ff9bedd356dc6865f3e9c276ce434ea (patch) | |
| tree | 19f437a4d527a5b54f4337eb75029840f7765962 /kernel | |
| parent | rcu: Fix comparison sense in rcu_needs_cpu() (diff) | |
| download | linux-615ee5443ff9bedd356dc6865f3e9c276ce434ea.tar.xz linux-615ee5443ff9bedd356dc6865f3e9c276ce434ea.zip | |
rcu: Don't allocate bootmem from rcu_init()
When rcu_init() is called we already have slab working, allocating
bootmem at that point results in warnings and an allocation from
slab. This commit therefore changes alloc_bootmem_cpumask_var() to
alloc_cpumask_var() in rcu_bootup_announce_oddness(), which is called
from rcu_init().
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Tested-by: Robin Holt <holt@sgi.com>
[paulmck: convert to zalloc_cpumask_var(), as suggested by Yinghai Lu.]
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/rcutree_plugin.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h index 6d939a645da1..3db5a375d8dd 100644 --- a/kernel/rcutree_plugin.h +++ b/kernel/rcutree_plugin.h @@ -88,7 +88,7 @@ static void __init rcu_bootup_announce_oddness(void) #ifdef CONFIG_RCU_NOCB_CPU #ifndef CONFIG_RCU_NOCB_CPU_NONE if (!have_rcu_nocb_mask) { - alloc_bootmem_cpumask_var(&rcu_nocb_mask); + zalloc_cpumask_var(&rcu_nocb_mask, GFP_KERNEL); have_rcu_nocb_mask = true; } #ifdef CONFIG_RCU_NOCB_CPU_ZERO |