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authorRandy Dunlap <randy.dunlap@oracle.com>2007-06-27 17:09:48 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-06-28 14:34:53 -0400
commitd2fd89962cd5de6b1fb9c1c789b56bc16f58f121 (patch)
tree0c07ea2d059d715e6f0d9c8778ea1e1382dfbc95
parentc0887eedb4498e20e7895508b7af8e419e397405 (diff)
eventfd: clean compile when CONFIG_EVENTFD=n
Fix gcc warning and add parameter checking when CONFIG_EVENTFD=n: fs/aio.c: In function 'aio_complete': fs/aio.c:955: warning: statement with no effect Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: Davide Libenzi <davidel@xmailserver.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/eventfd.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index 0d6ecc60b94d..b489fc6d0b62 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -19,7 +19,8 @@ int eventfd_signal(struct file *file, int n);
19#else /* CONFIG_EVENTFD */ 19#else /* CONFIG_EVENTFD */
20 20
21#define eventfd_fget(fd) ERR_PTR(-ENOSYS) 21#define eventfd_fget(fd) ERR_PTR(-ENOSYS)
22#define eventfd_signal(f, n) 0 22static inline int eventfd_signal(struct file *file, int n)
23{ return 0; }
23 24
24#endif /* CONFIG_EVENTFD */ 25#endif /* CONFIG_EVENTFD */
25 26