xfs: remove incorrect assert in xfs_vm_writepage

[net-next-2.6.git] / fs / xfs / linux-2.6 / xfs_aops.c

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index c9af48fffcd77fc559f73d5d97317e22ec4d3413..7d287afccde58ac16c854ee5dc2eb31f2f7b1637 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -1111,11 +1111,12 @@ xfs_vm_writepage(
                        uptodate = 0;
 
                /*
-                * A hole may still be marked uptodate because discard_buffer
-                * leaves the flag set.
+                * set_page_dirty dirties all buffers in a page, independent
+                * of their state.  The dirty state however is entirely
+                * meaningless for holes (!mapped && uptodate), so skip
+                * buffers covering holes here.
                 */
                if (!buffer_mapped(bh) && buffer_uptodate(bh)) {
-                       ASSERT(!buffer_dirty(bh));
                        imap_valid = 0;
                        continue;
                }