[XFS] Improve buffered read throughput by removing unnecessary timer calls

that showed in ´kernel profiles.

SGI-PV: 925163
SGI-Modid: xfs-linux:xfs-kern:23861a

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

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/xfs/linux-2.6/xfs_iops.h b/fs/xfs/linux-2.6/xfs_iops.h
index 6a69a62c36b0..415de44b6aed 100644
--- a/fs/xfs/linux-2.6/xfs_iops.h
+++ b/fs/xfs/linux-2.6/xfs_iops.h
@@ -48,4 +48,8 @@ extern void linvfs_unwritten_done(struct buffer_head *, int);
 extern int xfs_ioctl(struct bhv_desc *, struct inode *, struct file *,
                         int, unsigned int, void __user *);
 
+struct xfs_inode;
+extern void xfs_ichgtime(struct xfs_inode *, int);
+extern void xfs_ichgtime_fast(struct xfs_inode *, struct inode *, int);
+
 #endif /* __XFS_IOPS_H__ */