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authorJames Bottomley <James.Bottomley@suse.de>2010-09-09 16:38:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-09-09 18:57:25 -0700
commit3ab04d5cf9736b7a4e9dfcf28285d8663b01aa0e (patch)
tree1e8a52d0c2592d6d4a14d988dbf55331cc07fd24 /fs
parent3399446632739fcd05fd8b272b476a69c6e6d14a (diff)
vfs: take O_NONBLOCK out of the O_* uniqueness test
O_NONBLOCK on parisc has a dual value: #define O_NONBLOCK 000200004 /* HPUX has separate NDELAY & NONBLOCK */ It is caught by the O_* bits uniqueness check and leads to a parisc compile error. The fix would be to take O_NONBLOCK out. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de> Cc: Jamie Lokier <jamie@shareable.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/fcntl.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/fcntl.c b/fs/fcntl.c
index 6769fd0f35b..f8cc34f542c 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -769,11 +769,15 @@ EXPORT_SYMBOL(kill_fasync);
static int __init fcntl_init(void)
{
- /* please add new bits here to ensure allocation uniqueness */
- BUILD_BUG_ON(19 - 1 /* for O_RDONLY being 0 */ != HWEIGHT32(
+ /*
+ * Please add new bits here to ensure allocation uniqueness.
+ * Exceptions: O_NONBLOCK is a two bit define on parisc; O_NDELAY
+ * is defined as O_NONBLOCK on some platforms and not on others.
+ */
+ BUILD_BUG_ON(18 - 1 /* for O_RDONLY being 0 */ != HWEIGHT32(
O_RDONLY | O_WRONLY | O_RDWR |
O_CREAT | O_EXCL | O_NOCTTY |
- O_TRUNC | O_APPEND | O_NONBLOCK |
+ O_TRUNC | O_APPEND | /* O_NONBLOCK | */
__O_SYNC | O_DSYNC | FASYNC |
O_DIRECT | O_LARGEFILE | O_DIRECTORY |
O_NOFOLLOW | O_NOATIME | O_CLOEXEC |