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| author | Jeff Layton <jeff.layton@primarydata.com> | 2015-07-11 06:43:02 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-27 09:52:00 +0900 |
| commit | b2540f146402c1cf28ea5a84ec5bb1f4c332e59e (patch) | |
| tree | fca1c0c05f0e8d1b617e59b8a190820f899e45ca /include/linux | |
| parent | 0bdb53e1b4b3d99acb7579cf68ffdaee9ebb4e4f (diff) | |
| download | lwn-b2540f146402c1cf28ea5a84ec5bb1f4c332e59e.tar.gz lwn-b2540f146402c1cf28ea5a84ec5bb1f4c332e59e.zip | |
locks: new helpers - flock_lock_inode_wait and posix_lock_inode_wait
commit 29d01b22eaa18d8b46091d3c98c6001c49f78e4a upstream.
Allow callers to pass in an inode instead of a filp.
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Reviewed-by: "J. Bruce Fields" <bfields@fieldses.org>
Tested-by: "J. Bruce Fields" <bfields@fieldses.org>
Cc: William Dauchy <william@gandi.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/fs.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index f93192333b37..fed7dea96a15 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1036,11 +1036,13 @@ extern void locks_remove_file(struct file *); extern void locks_release_private(struct file_lock *); extern void posix_test_lock(struct file *, struct file_lock *); extern int posix_lock_file(struct file *, struct file_lock *, struct file_lock *); +extern int posix_lock_inode_wait(struct inode *, struct file_lock *); extern int posix_lock_file_wait(struct file *, struct file_lock *); extern int posix_unblock_lock(struct file_lock *); extern int vfs_test_lock(struct file *, struct file_lock *); extern int vfs_lock_file(struct file *, unsigned int, struct file_lock *, struct file_lock *); extern int vfs_cancel_lock(struct file *filp, struct file_lock *fl); +extern int flock_lock_inode_wait(struct inode *inode, struct file_lock *fl); extern int flock_lock_file_wait(struct file *filp, struct file_lock *fl); extern int __break_lease(struct inode *inode, unsigned int flags, unsigned int type); extern void lease_get_mtime(struct inode *, struct timespec *time); @@ -1127,6 +1129,12 @@ static inline int posix_lock_file(struct file *filp, struct file_lock *fl, return -ENOLCK; } +static inline int posix_lock_inode_wait(struct inode *inode, + struct file_lock *fl) +{ + return -ENOLCK; +} + static inline int posix_lock_file_wait(struct file *filp, struct file_lock *fl) { return -ENOLCK; @@ -1153,6 +1161,12 @@ static inline int vfs_cancel_lock(struct file *filp, struct file_lock *fl) return 0; } +static inline int flock_lock_inode_wait(struct inode *inode, + struct file_lock *request) +{ + return -ENOLCK; +} + static inline int flock_lock_file_wait(struct file *filp, struct file_lock *request) { |