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authorLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 09:10:19 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 09:10:19 -0700
commit790eac5640abf7a57fa3a644386df330e18c11b0 (patch)
tree08de20bde44f59e51b91ff473a71047c2957e8c9 /fs/ext4/file.c
parent0b0585c3e192967cb2ef0ac0816eb8a8c8d99840 (diff)
parent48bde8d3620f5f3c6ae9ff599eb404055ae51664 (diff)
downloadlinux-790eac5640abf7a57fa3a644386df330e18c11b0.tar.bz2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull second set of VFS changes from Al Viro: "Assorted f_pos race fixes, making do_splice_direct() safe to call with i_mutex on parent, O_TMPFILE support, Jeff's locks.c series, ->d_hash/->d_compare calling conventions changes from Linus, misc stuff all over the place." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (63 commits) Document ->tmpfile() ext4: ->tmpfile() support vfs: export lseek_execute() to modules lseek_execute() doesn't need an inode passed to it block_dev: switch to fixed_size_llseek() cpqphp_sysfs: switch to fixed_size_llseek() tile-srom: switch to fixed_size_llseek() proc_powerpc: switch to fixed_size_llseek() ubi/cdev: switch to fixed_size_llseek() pci/proc: switch to fixed_size_llseek() isapnp: switch to fixed_size_llseek() lpfc: switch to fixed_size_llseek() locks: give the blocked_hash its own spinlock locks: add a new "lm_owner_key" lock operation locks: turn the blocked_list into a hashtable locks: convert fl_link to a hlist_node locks: avoid taking global lock if possible when waking up blocked waiters locks: protect most of the file_lock handling with i_lock locks: encapsulate the fl_link list handling locks: make "added" in __posix_lock_file a bool ...
Diffstat (limited to 'fs/ext4/file.c')
-rw-r--r--fs/ext4/file.c24
1 files changed, 2 insertions, 22 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index b19f0a457f32..6f4cc567c382 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -494,17 +494,7 @@ static loff_t ext4_seek_data(struct file *file, loff_t offset, loff_t maxsize)
if (dataoff > isize)
return -ENXIO;
- if (dataoff < 0 && !(file->f_mode & FMODE_UNSIGNED_OFFSET))
- return -EINVAL;
- if (dataoff > maxsize)
- return -EINVAL;
-
- if (dataoff != file->f_pos) {
- file->f_pos = dataoff;
- file->f_version = 0;
- }
-
- return dataoff;
+ return vfs_setpos(file, dataoff, maxsize);
}
/*
@@ -580,17 +570,7 @@ static loff_t ext4_seek_hole(struct file *file, loff_t offset, loff_t maxsize)
if (holeoff > isize)
holeoff = isize;
- if (holeoff < 0 && !(file->f_mode & FMODE_UNSIGNED_OFFSET))
- return -EINVAL;
- if (holeoff > maxsize)
- return -EINVAL;
-
- if (holeoff != file->f_pos) {
- file->f_pos = holeoff;
- file->f_version = 0;
- }
-
- return holeoff;
+ return vfs_setpos(file, holeoff, maxsize);
}
/*