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| author | Carsten Otte <cotte@de.ibm.com> | 2005-06-23 22:05:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-24 00:06:42 -0700 |
| commit | fe77ba6f4f97690baa4c756611a07f3cc033f6ae (patch) | |
| tree | 01abe2ed3f1ed6f9340f7d9cbad461cbedb47e65 /mm/fadvise.c | |
| parent | eb6fe0c388e43b02e261f0fdee60e42f6298d7f7 (diff) | |
| download | linux-stable-fe77ba6f4f97690baa4c756611a07f3cc033f6ae.tar.gz linux-stable-fe77ba6f4f97690baa4c756611a07f3cc033f6ae.tar.bz2 linux-stable-fe77ba6f4f97690baa4c756611a07f3cc033f6ae.zip | |
[PATCH] xip: madvice/fadvice: execute in place
Make sys_madvice/fadvice return sane with xip.
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/fadvise.c')
| -rw-r--r-- | mm/fadvise.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/fadvise.c b/mm/fadvise.c index 57264d74b8bf..5f19e87bc5af 100644 --- a/mm/fadvise.c +++ b/mm/fadvise.c @@ -43,6 +43,10 @@ asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice) goto out; } + if (mapping->a_ops->get_xip_page) + /* no bad return value, but ignore advice */ + goto out; + /* Careful about overflows. Len == 0 means "as much as possible" */ endbyte = offset + len; if (!len || endbyte < len) |