xfs: simplify xfs_truncate_file

xfs_truncate_file is only used for truncating quota files.  Move it to
xfs_qm_syscalls.c so it can be marked static and take advatange of the
fact by removing the unused page cache validation and taking the iget
into the helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/fs/xfs/xfs_utils.h b/fs/xfs/xfs_utils.h
index ef321225d269..f55b9678264f 100644
--- a/fs/xfs/xfs_utils.h
+++ b/fs/xfs/xfs_utils.h
@@ -18,7 +18,6 @@
 #ifndef __XFS_UTILS_H__
 #define __XFS_UTILS_H__
 
-extern int xfs_truncate_file(xfs_mount_t *, xfs_inode_t *);
 extern int xfs_dir_ialloc(xfs_trans_t **, xfs_inode_t *, mode_t, xfs_nlink_t,
                                 xfs_dev_t, cred_t *, prid_t, int,
                                 xfs_inode_t **, int *);