xfs: don't warn about page discards on shutdown

If we are doing a forced shutdown, we can get lots of noise about
delalloc pages being discarded. This is happens by design during a
forced shutdown, so don't spam the logs with these messages.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 9083357f9e444170b5b95124e936bb0e0d430c7f..99628508cb11f640abd9bb9e919a17699e1c4e11 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -932,6 +932,9 @@ xfs_aops_discard_page(
        if (!xfs_is_delayed_page(page, IOMAP_DELAY))
                goto out_invalidate;
 
+       if (XFS_FORCED_SHUTDOWN(ip->i_mount))
+               goto out_invalidate;
+
        xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
                "page discard on page %p, inode 0x%llx, offset %llu.",
                        page, ip->i_ino, offset);
@@ -964,8 +967,10 @@ xfs_aops_discard_page(
 
                if (error) {
                        /* something screwed, just bail */
-                       xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
-                       "page discard failed delalloc mapping lookup.");
+                       if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) {
+                               xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
+                               "page discard failed delalloc mapping lookup.");
+                       }
                        break;
                }
                if (!nimaps) {
@@ -991,8 +996,10 @@ xfs_aops_discard_page(
                ASSERT(!flist.xbf_count && !flist.xbf_first);
                if (error) {
                        /* something screwed, just bail */
-                       xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
+                       if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) {
+                               xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
                        "page discard unable to remove delalloc mapping.");
+                       }
                        break;
                }
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