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authorChristoph Lameter <cl@linux-foundation.org>2009-10-03 06:48:22 -0400
committerTejun Heo <tj@kernel.org>2009-10-03 06:48:22 -0400
commitca0c9584b1f16bd5911893647cb7f1be82e60554 (patch)
tree7dd9453ec36f56b50ce519ce964af9f35b80f381 /fs
parent4ea7334b6de818b0123fa4be32af4cb8ac65174c (diff)
this_cpu: Straight transformations
Use this_cpu_ptr and __this_cpu_ptr in locations where straight transformations are possible because per_cpu_ptr is used with either smp_processor_id() or raw_smp_processor_id(). cc: David Howells <dhowells@redhat.com> Acked-by: Tejun Heo <tj@kernel.org> cc: Ingo Molnar <mingo@elte.hu> cc: Rusty Russell <rusty@rustcorp.com.au> cc: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/mballoc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index bba12824defa..d527fd384582 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3932,7 +3932,7 @@ static void ext4_mb_group_or_file(struct ext4_allocation_context *ac)
3932 * per cpu locality group is to reduce the contention between block 3932 * per cpu locality group is to reduce the contention between block
3933 * request from multiple CPUs. 3933 * request from multiple CPUs.
3934 */ 3934 */
3935 ac->ac_lg = per_cpu_ptr(sbi->s_locality_groups, raw_smp_processor_id()); 3935 ac->ac_lg = __this_cpu_ptr(sbi->s_locality_groups);
3936 3936
3937 /* we're going to use group allocation */ 3937 /* we're going to use group allocation */
3938 ac->ac_flags |= EXT4_MB_HINT_GROUP_ALLOC; 3938 ac->ac_flags |= EXT4_MB_HINT_GROUP_ALLOC;