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| author | Jeff Dike <jdike@addtoit.com> | 2006-04-10 22:53:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-11 06:18:35 -0700 |
| commit | 7b04d7170e9af805cac19f97b28fff10db897893 (patch) | |
| tree | f4b0de67af631c1a1099bcd35621ae7fff38af67 /include/linux/gfp.h | |
| parent | a5d2f46a97cf8e23f5da17dec50a972642ac409f (diff) | |
| download | lwn-7b04d7170e9af805cac19f97b28fff10db897893.tar.gz lwn-7b04d7170e9af805cac19f97b28fff10db897893.zip | |
[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.h | 2 |
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) |