locks: export setlease to filesystems
Export setlease so it can used by filesystems to implement their lease
methods.
Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu>
diff --git a/fs/locks.c b/fs/locks.c
index 94f5d80..4c73b85 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1336,7 +1336,7 @@
*
* Called with kernel lock held.
*/
-static int setlease(struct file *filp, long arg, struct file_lock **flp)
+int setlease(struct file *filp, long arg, struct file_lock **flp)
{
struct file_lock *fl, **before, **my_before = NULL, *lease;
struct dentry *dentry = filp->f_path.dentry;
@@ -1421,6 +1421,7 @@
out:
return error;
}
+EXPORT_SYMBOL(setlease);
/**
* vfs_setlease - sets a lease on an open file
diff --git a/include/linux/fs.h b/include/linux/fs.h
index c8ddf34..b188c2e 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -872,6 +872,7 @@
extern int flock_lock_file_wait(struct file *filp, struct file_lock *fl);
extern int __break_lease(struct inode *inode, unsigned int flags);
extern void lease_get_mtime(struct inode *, struct timespec *time);
+extern int setlease(struct file *, long, struct file_lock **);
extern int vfs_setlease(struct file *, long, struct file_lock **);
extern int lease_modify(struct file_lock **, int);
extern int lock_may_read(struct inode *, loff_t start, unsigned long count);