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Commit 4698afe8 authored Jul 04, 2007 by J. Bruce Fields

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>

parent f9ffed26

fs/locks.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1336,7 +1336,7 @@ int fcntl_getlease(struct file *filp)
		*
		* 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 @@ static int setlease(struct file filp, long arg, struct file_lock *flp)
		out:
		return error;
		}
		EXPORT_SYMBOL(setlease);

		/**
		* vfs_setlease - sets a lease on an open file

include/linux/fs.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -872,6 +872,7 @@ extern int vfs_cancel_lock(struct file filp, 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);
		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);