[XFS] Remove XFS_BUF_SHUT() and friends

Code does nothing so remove it.

Reviewed-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>

3 files changed, 1 insertions, 20 deletions

diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index af8764e02d78..288ae7c4c800 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -312,10 +312,6 @@ extern void xfs_buf_trace(xfs_buf_t *, char *, void *, void *);
 #define XFS_BUF_UNORDERED(bp)   ((bp)->b_flags &= ~XBF_ORDERED)
 #define XFS_BUF_ISORDERED(bp)   ((bp)->b_flags & XBF_ORDERED)
 
-#define XFS_BUF_SHUT(bp)        do { } while (0)
-#define XFS_BUF_UNSHUT(bp)      do { } while (0)
-#define XFS_BUF_ISSHUT(bp)      (0)
-
 #define XFS_BUF_HOLD(bp)        xfs_buf_hold(bp)
 #define XFS_BUF_READ(bp)        ((bp)->b_flags |= XBF_READ)
 #define XFS_BUF_UNREAD(bp)      ((bp)->b_flags &= ~XBF_READ)
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index d74ce1134262..92af4098c7e8 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -998,21 +998,7 @@ xfs_buf_iodone_callbacks(
                         xfs_buf_do_callbacks(bp, lip);
                         XFS_BUF_SET_FSPRIVATE(bp, NULL);
                         XFS_BUF_CLR_IODONE_FUNC(bp);
-
-                        /*
-                         * XFS_SHUT flag gets set when we go thru the
-                         * entire buffer cache and deliberately start
-                         * throwing away delayed write buffers.
-                         * Since there's no biowait done on those,
-                         * we should just brelse them.
-                         */
-                        if (XFS_BUF_ISSHUT(bp)) {
-                            XFS_BUF_UNSHUT(bp);
-                                xfs_buf_relse(bp);
-                        } else {
-                                xfs_biodone(bp);
-                        }
-
+                        xfs_biodone(bp);
                         return;
                 }
 
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 3adb868df183..5a5e035e5d38 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -2804,7 +2804,6 @@ cluster_corrupt_out:
                         XFS_BUF_CLR_BDSTRAT_FUNC(bp);
                         XFS_BUF_UNDONE(bp);
                         XFS_BUF_STALE(bp);
-                        XFS_BUF_SHUT(bp);
                         XFS_BUF_ERROR(bp,EIO);
                         xfs_biodone(bp);
                 } else {