Commit 2353e8e9 authored by Eric Sandeen's avatar Eric Sandeen Committed by Nathan Scott

[XFS] Don't map non-uptodate buffers in xfs_probe_cluster; also fixes

obscure corruption case

SGI-PV: 942658
SGI-Modid: xfs-linux-melb:xfs-kern:207119a
Signed-off-by: default avatarEric Sandeen <sandeen@sgi.com>
Signed-off-by: default avatarNathan Scott <nathans@sgi.com>
parent dae81d47
......@@ -540,7 +540,7 @@ xfs_probe_cluster(
/* First sum forwards in this page */
do {
if (mapped != buffer_mapped(bh))
if (!buffer_uptodate(bh) || (mapped != buffer_mapped(bh)))
return total;
total += bh->b_size;
} while ((bh = bh->b_this_page) != head);
......
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