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path: root/fs/xfs/linux-2.6/xfs_buf.c
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Diffstat (limited to 'fs/xfs/linux-2.6/xfs_buf.c')
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index e44b7c1a3a3..bfb4f2917bb 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -822,6 +822,13 @@ xfs_buf_rele(
XB_TRACE(bp, "rele", bp->b_relse);
+ if (unlikely(!hash)) {
+ ASSERT(!bp->b_relse);
+ if (atomic_dec_and_test(&bp->b_hold))
+ xfs_buf_free(bp);
+ return;
+ }
+
if (atomic_dec_and_lock(&bp->b_hold, &hash->bh_lock)) {
if (bp->b_relse) {
atomic_inc(&bp->b_hold);
@@ -1514,6 +1521,7 @@ xfs_mapping_buftarg(
struct address_space *mapping;
static struct address_space_operations mapping_aops = {
.sync_page = block_sync_page,
+ .migratepage = fail_migrate_page,
};
inode = new_inode(bdev->bd_inode->i_sb);