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authorChristoph Hellwig <hch@infradead.org>2007-05-14 18:23:50 +1000
committerTim Shimmin <tes@chook.melbourne.sgi.com>2007-07-14 15:21:14 +1000
commit1fa40b01ae4d1b00e366d4949edcc230f5cd6d99 (patch)
tree66059d8f37bfafc6cce57509829ee253b3269252 /fs/xfs/linux-2.6/xfs_buf.h
parent4eb6bf6bfb580afaf1e1a1d30cba17a078530cf4 (diff)
[XFS] Only use refcounted pages for I/O
Many block drivers (aoe, iscsi) really want refcountable pages in bios, which is what almost everyone send down. XFS unfortunately has a few places where it sends down buffers that may come from kmalloc, which breaks them. Fix the places that use kmalloc()d buffers. SGI-PV: 964546 SGI-Modid: xfs-linux-melb:xfs-kern:28562a Signed-Off-By: Christoph Hellwig <hch@infradead.org> Signed-off-by: David Chinner <dgc@sgi.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_buf.h')
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index b6241f6201a..b5908a34b15 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -63,7 +63,7 @@ typedef enum {
/* flags used only internally */
_XBF_PAGE_CACHE = (1 << 17),/* backed by pagecache */
- _XBF_KMEM_ALLOC = (1 << 18),/* backed by kmem_alloc() */
+ _XBF_PAGES = (1 << 18), /* backed by refcounted pages */
_XBF_RUN_QUEUES = (1 << 19),/* run block device task queue */
_XBF_DELWRI_Q = (1 << 21), /* buffer on delwri queue */
} xfs_buf_flags_t;