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authorJeff Dike <jdike@addtoit.com>2006-04-10 22:53:27 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:18:35 -0700
commit7b04d7170e9af805cac19f97b28fff10db897893 (patch)
treef4b0de67af631c1a1099bcd35621ae7fff38af67 /include/linux/gfp.h
parenta5d2f46a97cf8e23f5da17dec50a972642ac409f (diff)
[PATCH] Add GFP_NOWAIT
Introduce GFP_NOWAIT, as an alias for GFP_ATOMIC & ~__GFP_HIGH. This also changes XFS, which is the only in-tree user of this idiom that I could find. The XFS piece is compile-tested only. Signed-off-by: Jeff Dike <jdike@addtoit.com> Acked-by: Nathan Scott <nathans@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/gfp.h')
-rw-r--r--include/linux/gfp.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 7851e6b520cf..3ac452945a7d 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -57,6 +57,8 @@ struct vm_area_struct;
__GFP_NOFAIL|__GFP_NORETRY|__GFP_NO_GROW|__GFP_COMP| \
__GFP_NOMEMALLOC|__GFP_HARDWALL)
+/* This equals 0, but use constants in case they ever change */
+#define GFP_NOWAIT (GFP_ATOMIC & ~__GFP_HIGH)
/* GFP_ATOMIC means both !wait (__GFP_WAIT not set) and use emergency pool */
#define GFP_ATOMIC (__GFP_HIGH)
#define GFP_NOIO (__GFP_WAIT)