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authorChristoph Hellwig <hch@infradead.org>2011-10-11 15:14:09 +0000
committerAlex Elder <aelder@sgi.com>2011-10-11 11:02:48 -0500
commit17b38471c3c07a49f0bbc2ecc2e92050c164e226 (patch)
tree163e112a5736240efc29dab83d0603c931dff98f /fs/xfs/xfs_buf_item.c
parentbc6e588a8971aa74c02e42db4d6e0248679f3738 (diff)
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op-kernel-dev-17b38471c3c07a49f0bbc2ecc2e92050c164e226.tar.gz
xfs: force the log if we encounter pinned buffers in .iop_pushbuf
We need to check for pinned buffers even in .iop_pushbuf given that inode items flush into the same buffers that may be pinned directly due operations on the unlinked inode list operating directly on buffers. To do this add a return value to .iop_pushbuf that tells the AIL push about this and use the existing log force mechanisms to unpin it. Signed-off-by: Christoph Hellwig <hch@lst.de> Reported-by: Stefan Priebe <s.priebe@profihost.ag> Tested-by: Stefan Priebe <s.priebe@profihost.ag> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_buf_item.c')
-rw-r--r--fs/xfs/xfs_buf_item.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index cac2ecf..ef43fce 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -629,7 +629,7 @@ xfs_buf_item_push(
* the xfsbufd to get this buffer written. We have to unlock the buffer
* to allow the xfsbufd to write it, too.
*/
-STATIC void
+STATIC bool
xfs_buf_item_pushbuf(
struct xfs_log_item *lip)
{
@@ -643,6 +643,7 @@ xfs_buf_item_pushbuf(
xfs_buf_delwri_promote(bp);
xfs_buf_relse(bp);
+ return true;
}
STATIC void
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