[XFS] add helper to get xfs_inode from vnode

SGI-PV: 947206
SGI-Modid: xfs-linux-melb:xfs-kern:203960a

Signed-off-by: Christoph Hellwig <hch@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index c4c1d9bce82e..1cfbcf18ce86 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -436,6 +436,8 @@ void		xfs_ichgtime(xfs_inode_t *, int);
 xfs_fsize_t     xfs_file_last_byte(xfs_inode_t *);
 void            xfs_lock_inodes(xfs_inode_t **, int, int, uint);
 
+xfs_inode_t     *xfs_vtoi(struct vnode *vp);
+
 void            xfs_synchronize_atime(xfs_inode_t *);
 
 #define xfs_ipincount(ip)       ((unsigned int) atomic_read(&ip->i_pincount))