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authorNicholas Bellinger <nab@linux-iscsi.org>2011-01-16 21:21:04 +0000
committerNicholas Bellinger <nab@linux-iscsi.org>2011-01-16 21:21:04 +0000
commitf652f6c5b7cfdf139f4155d78f397e99ae1c4acc (patch)
tree71c6344688bf56ea6aaf18c586ab69ff4f077ade /fs/open.c
parent140e3008e7fe1526cbb12f8f07dbc273ac713b75 (diff)
parentc66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5 (diff)
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Merge branch 'master' of /pub/scm/linux/kernel/git/jejb/scsi-post-merge-2.6 into for-linus
Diffstat (limited to 'fs/open.c')
-rw-r--r--fs/open.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/open.c b/fs/open.c
index 4197b9e..5b6ef7e 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -223,7 +223,12 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
return -EINVAL;
/* Return error if mode is not supported */
- if (mode && !(mode & FALLOC_FL_KEEP_SIZE))
+ if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE))
+ return -EOPNOTSUPP;
+
+ /* Punch hole must have keep size set */
+ if ((mode & FALLOC_FL_PUNCH_HOLE) &&
+ !(mode & FALLOC_FL_KEEP_SIZE))
return -EOPNOTSUPP;
if (!(file->f_mode & FMODE_WRITE))