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-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index fe010995665..456519a088c 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -85,6 +85,14 @@ typedef enum {
* modifications being lost.
*/
_XBF_PAGE_LOCKED = (1 << 22),
+
+ /*
+ * If we try a barrier write, but it fails we have to communicate
+ * this to the upper layers. Unfortunately b_error gets overwritten
+ * when the buffer is re-issued so we have to add another flag to
+ * keep this information.
+ */
+ _XFS_BARRIER_FAILED = (1 << 23),
} xfs_buf_flags_t;
typedef enum {