xfs: remove xfs_iunlock_map_shared

We can just use xfs_iunlock without any loss of clarity.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 001aa89..967f906 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -88,8 +88,7 @@
  * have been read in yet, and only lock the inode exclusively if they have not.
  *
  * The function returns a value which should be given to the corresponding
- * xfs_iunlock_map_shared().  This value is the mode in which the lock was
- * actually taken.
+ * xfs_iunlock() call.
  */
 uint
 xfs_ilock_map_shared(
@@ -110,18 +109,6 @@
 }
 
 /*
- * This is simply the unlock routine to go with xfs_ilock_map_shared().
- * All it does is call xfs_iunlock() with the given lock_mode.
- */
-void
-xfs_iunlock_map_shared(
-	xfs_inode_t	*ip,
-	unsigned int	lock_mode)
-{
-	xfs_iunlock(ip, lock_mode);
-}
-
-/*
  * The xfs inode contains 2 locks: a multi-reader lock called the
  * i_iolock and a multi-reader lock called the i_lock.  This routine
  * allows either or both of the locks to be obtained.
@@ -590,7 +577,7 @@
 
 	lock_mode = xfs_ilock_map_shared(dp);
 	error = xfs_dir_lookup(NULL, dp, name, &inum, ci_name);
-	xfs_iunlock_map_shared(dp, lock_mode);
+	xfs_iunlock(dp, lock_mode);
 
 	if (error)
 		goto out;