[XFS] write barrier support Issue all log sync operations as ordered

[deliverable/linux.git] / fs / xfs / linux-2.6 / xfs_buf.h

diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index 39c8ca122534ea9b38a3698d32726e42fcfe771b..fa21d1f9cb0b7823d3353f5edc18076dc3abdbf6 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -74,7 +74,7 @@ typedef enum page_buf_flags_e {               /* pb_flags values */
        PBF_DELWRI = (1 << 6),  /* buffer has dirty pages                  */
        PBF_STALE = (1 << 7),   /* buffer has been staled, do not find it  */
        PBF_FS_MANAGED = (1 << 8),  /* filesystem controls freeing memory  */
-       PBF_FLUSH = (1 << 11),      /* flush disk write cache              */
+       PBF_ORDERED = (1 << 11),    /* use ordered writes                  */
        PBF_READ_AHEAD = (1 << 12), /* asynchronous read-ahead             */
 
        /* flags used only as arguments to access routines */
@@ -383,9 +383,9 @@ extern void pagebuf_trace(
 #define XFS_BUF_UNASYNC(x)      ((x)->pb_flags &= ~PBF_ASYNC)
 #define XFS_BUF_ISASYNC(x)      ((x)->pb_flags & PBF_ASYNC)
 
-#define XFS_BUF_FLUSH(x)        ((x)->pb_flags |= PBF_FLUSH)
-#define XFS_BUF_UNFLUSH(x)      ((x)->pb_flags &= ~PBF_FLUSH)
-#define XFS_BUF_ISFLUSH(x)      ((x)->pb_flags & PBF_FLUSH)
+#define XFS_BUF_ORDERED(x)      ((x)->pb_flags |= PBF_ORDERED)
+#define XFS_BUF_UNORDERED(x)    ((x)->pb_flags &= ~PBF_ORDERED)
+#define XFS_BUF_ISORDERED(x)    ((x)->pb_flags & PBF_ORDERED)
 
 #define XFS_BUF_SHUT(x)                 printk("XFS_BUF_SHUT not implemented yet\n")
 #define XFS_BUF_UNSHUT(x)       printk("XFS_BUF_UNSHUT not implemented yet\n")