xfs: kill vn_atime_* helpers.

Two out of three are unused already, and the third is better done open-coded
with a comment describing what's going on here.

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

fs/xfs/linux-2.6/xfs_vnode.h

diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index ea4675c..de9dc74 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -58,25 +58,6 @@
 }
 
 /*
- * Extracting atime values in various formats
- */
-static inline void vn_atime_to_bstime(struct inode *vp, xfs_bstime_t *bs_atime)
-{
-	bs_atime->tv_sec = vp->i_atime.tv_sec;
-	bs_atime->tv_nsec = vp->i_atime.tv_nsec;
-}
-
-static inline void vn_atime_to_timespec(struct inode *vp, struct timespec *ts)
-{
-	*ts = vp->i_atime;
-}
-
-static inline void vn_atime_to_time_t(struct inode *vp, time_t *tt)
-{
-	*tt = vp->i_atime.tv_sec;
-}
-
-/*
  * Some useful predicates.
  */
 #define VN_MAPPED(vp)	mapping_mapped(vp->i_mapping)

fs/xfs/xfs_itable.c

diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index cf98a80..24f1d13 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -83,7 +83,12 @@
 	buf->bs_uid = dic->di_uid;
 	buf->bs_gid = dic->di_gid;
 	buf->bs_size = dic->di_size;
-	vn_atime_to_bstime(VFS_I(ip), &buf->bs_atime);
+	/*
+	 * We are reading the atime from the Linux inode because the
+	 * dinode might not be uptodate.
+	 */
+	buf->bs_atime.tv_sec = VFS_I(ip)->i_atime.tv_sec;
+	buf->bs_atime.tv_nsec = VFS_I(ip)->i_atime.tv_nsec;
 	buf->bs_mtime.tv_sec = dic->di_mtime.t_sec;
 	buf->bs_mtime.tv_nsec = dic->di_mtime.t_nsec;
 	buf->bs_ctime.tv_sec = dic->di_ctime.t_sec;