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authorAndrew Morton <akpm@linux-foundation.org>2008-07-24 00:27:19 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-24 13:47:15 -0400
commit2185e69f680ae8c8496b6fc15e20c889d5b39b67 (patch)
tree5835610f8c89786ef18860e02937d1dd9b0977f6 /include
parent9023cb7e8564d95a1893f8cb6895a293be9a71fe (diff)
mapping_set_error: add unlikely()
This is called on a per-page basis and in the vast majority of cases `error' is zero. Cc: Guillaume Chazarain <guichaz@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/pagemap.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index d2fca802f809..ee1ec2c7723c 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -22,7 +22,7 @@
22 22
23static inline void mapping_set_error(struct address_space *mapping, int error) 23static inline void mapping_set_error(struct address_space *mapping, int error)
24{ 24{
25 if (error) { 25 if (unlikely(error)) {
26 if (error == -ENOSPC) 26 if (error == -ENOSPC)
27 set_bit(AS_ENOSPC, &mapping->flags); 27 set_bit(AS_ENOSPC, &mapping->flags);
28 else 28 else