diff options
| author | Nathan Scott <nathans@sgi.com> | 2006-09-28 11:01:57 +1000 |
|---|---|---|
| committer | Tim Shimmin <tes@sgi.com> | 2006-09-28 11:01:57 +1000 |
| commit | 51bdd70681e247184b81c2de61dbc26154511155 (patch) | |
| tree | 5ed741ebfb03e5e9ba6a9234a20808df28a1b186 | |
| parent | 8b56f083c2a6bd0a88271225f0bcf1d81db20d3c (diff) | |
[XFS] When issuing metadata readahead, submit bio with READA not READ.
SGI-PV: 944409
SGI-Modid: xfs-linux-melb:xfs-kern:26603a
Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_buf.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c index f13503508c4..247adced6e1 100644 --- a/fs/xfs/linux-2.6/xfs_buf.c +++ b/fs/xfs/linux-2.6/xfs_buf.c @@ -1156,16 +1156,16 @@ _xfs_buf_ioapply( total_nr_pages = bp->b_page_count; map_i = 0; - if (bp->b_flags & _XBF_RUN_QUEUES) { - bp->b_flags &= ~_XBF_RUN_QUEUES; - rw = (bp->b_flags & XBF_READ) ? READ_SYNC : WRITE_SYNC; - } else { - rw = (bp->b_flags & XBF_READ) ? READ : WRITE; - } - if (bp->b_flags & XBF_ORDERED) { ASSERT(!(bp->b_flags & XBF_READ)); rw = WRITE_BARRIER; + } else if (bp->b_flags & _XBF_RUN_QUEUES) { + ASSERT(!(bp->b_flags & XBF_READ_AHEAD)); + bp->b_flags &= ~_XBF_RUN_QUEUES; + rw = (bp->b_flags & XBF_WRITE) ? WRITE_SYNC : READ_SYNC; + } else { + rw = (bp->b_flags & XBF_WRITE) ? WRITE : + (bp->b_flags & XBF_READ_AHEAD) ? READA : READ; } /* Special code path for reading a sub page size buffer in -- |