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-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c6
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h1
-rw-r--r--fs/xfs/xfs_log.c2
3 files changed, 8 insertions, 1 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index b4c7d4248aac..162359b664ca 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -1149,10 +1149,14 @@ _xfs_buf_ioapply(
1149 if (bp->b_flags & XBF_ORDERED) { 1149 if (bp->b_flags & XBF_ORDERED) {
1150 ASSERT(!(bp->b_flags & XBF_READ)); 1150 ASSERT(!(bp->b_flags & XBF_READ));
1151 rw = WRITE_BARRIER; 1151 rw = WRITE_BARRIER;
1152 } else if (bp->b_flags & _XBF_RUN_QUEUES) { 1152 } else if (bp->b_flags & XBF_LOG_BUFFER) {
1153 ASSERT(!(bp->b_flags & XBF_READ_AHEAD)); 1153 ASSERT(!(bp->b_flags & XBF_READ_AHEAD));
1154 bp->b_flags &= ~_XBF_RUN_QUEUES; 1154 bp->b_flags &= ~_XBF_RUN_QUEUES;
1155 rw = (bp->b_flags & XBF_WRITE) ? WRITE_SYNC : READ_SYNC; 1155 rw = (bp->b_flags & XBF_WRITE) ? WRITE_SYNC : READ_SYNC;
1156 } else if (bp->b_flags & _XBF_RUN_QUEUES) {
1157 ASSERT(!(bp->b_flags & XBF_READ_AHEAD));
1158 bp->b_flags &= ~_XBF_RUN_QUEUES;
1159 rw = (bp->b_flags & XBF_WRITE) ? WRITE_META : READ_META;
1156 } else { 1160 } else {
1157 rw = (bp->b_flags & XBF_WRITE) ? WRITE : 1161 rw = (bp->b_flags & XBF_WRITE) ? WRITE :
1158 (bp->b_flags & XBF_READ_AHEAD) ? READA : READ; 1162 (bp->b_flags & XBF_READ_AHEAD) ? READA : READ;
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index a509f4addc2a..a34c7b54822d 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -55,6 +55,7 @@ typedef enum {
55 XBF_FS_MANAGED = (1 << 8), /* filesystem controls freeing memory */ 55 XBF_FS_MANAGED = (1 << 8), /* filesystem controls freeing memory */
56 XBF_ORDERED = (1 << 11), /* use ordered writes */ 56 XBF_ORDERED = (1 << 11), /* use ordered writes */
57 XBF_READ_AHEAD = (1 << 12), /* asynchronous read-ahead */ 57 XBF_READ_AHEAD = (1 << 12), /* asynchronous read-ahead */
58 XBF_LOG_BUFFER = (1 << 13), /* this is a buffer used for the log */
58 59
59 /* flags used only as arguments to access routines */ 60 /* flags used only as arguments to access routines */
60 XBF_LOCK = (1 << 14), /* lock requested */ 61 XBF_LOCK = (1 << 14), /* lock requested */
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 4cb1792040e3..600b5b06aaeb 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1441,6 +1441,7 @@ xlog_sync(xlog_t *log,
1441 XFS_BUF_ZEROFLAGS(bp); 1441 XFS_BUF_ZEROFLAGS(bp);
1442 XFS_BUF_BUSY(bp); 1442 XFS_BUF_BUSY(bp);
1443 XFS_BUF_ASYNC(bp); 1443 XFS_BUF_ASYNC(bp);
1444 bp->b_flags |= XBF_LOG_BUFFER;
1444 /* 1445 /*
1445 * Do an ordered write for the log block. 1446 * Do an ordered write for the log block.
1446 * Its unnecessary to flush the first split block in the log wrap case. 1447 * Its unnecessary to flush the first split block in the log wrap case.
@@ -1478,6 +1479,7 @@ xlog_sync(xlog_t *log,
1478 XFS_BUF_ZEROFLAGS(bp); 1479 XFS_BUF_ZEROFLAGS(bp);
1479 XFS_BUF_BUSY(bp); 1480 XFS_BUF_BUSY(bp);
1480 XFS_BUF_ASYNC(bp); 1481 XFS_BUF_ASYNC(bp);
1482 bp->b_flags |= XBF_LOG_BUFFER;
1481 if (log->l_mp->m_flags & XFS_MOUNT_BARRIER) 1483 if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)
1482 XFS_BUF_ORDERED(bp); 1484 XFS_BUF_ORDERED(bp);
1483 dptr = XFS_BUF_PTR(bp); 1485 dptr = XFS_BUF_PTR(bp);