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authorJeff Layton <jeff.layton@primarydata.com>2015-07-11 06:43:02 -0400
committerJeff Layton <jeff.layton@primarydata.com>2015-07-13 06:29:11 -0400
commit29d01b22eaa18d8b46091d3c98c6001c49f78e4a (patch)
tree5277436688ea9bc2ba8295d233110b164407b2c0 /include
parentbcd7f78d078ff6197715c1ed070c92aca57ec12c (diff)
downloadlinux-29d01b22eaa18d8b46091d3c98c6001c49f78e4a.tar.bz2
locks: new helpers - flock_lock_inode_wait and posix_lock_inode_wait
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fs.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index a0653e560c26..4c990edd1377 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1046,11 +1046,13 @@ 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);
@@ -1137,6 +1139,12 @@ 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;
@@ -1163,6 +1171,12 @@ 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)
{