diff options
| author | Benjamin Coddington <bcodding@redhat.com> | 2015-10-22 13:38:13 -0400 |
|---|---|---|
| committer | Jeff Layton <jeff.layton@primarydata.com> | 2015-10-22 14:57:20 -0400 |
| commit | e55c34a66f87e78fb1fc6b623b78c5ad74b475af (patch) | |
| tree | aefee1b4c4e7a0fb2c6ba1db9fee681e52e08506 /include/linux/fs.h | |
| parent | 6ca7d910121af4dd8c83294b50546f4664b2a932 (diff) | |
locks: introduce locks_lock_inode_wait()
Users of the locks API commonly call either posix_lock_file_wait() or
flock_lock_file_wait() depending upon the lock type. Add a new function
locks_lock_inode_wait() which will check and call the correct function for
the type of lock passed in.
Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 72d8a844c692..b064d4c0b233 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1059,6 +1059,7 @@ 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 locks_lock_inode_wait(struct inode *inode, 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); extern int generic_setlease(struct file *, long, struct file_lock **, void **priv); @@ -1177,6 +1178,11 @@ static inline int flock_lock_inode_wait(struct inode *inode, return -ENOLCK; } +static inline int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl) +{ + return -ENOLCK; +} + static inline int __break_lease(struct inode *inode, unsigned int mode, unsigned int type) { return 0; @@ -1225,6 +1231,11 @@ static inline int flock_lock_file_wait(struct file *filp, struct file_lock *fl) return flock_lock_inode_wait(file_inode(filp), fl); } +static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) +{ + return locks_lock_inode_wait(file_inode(filp), fl); +} + struct fasync_struct { spinlock_t fa_lock; int magic; |