diff options
author | Shaohua Li <shli@kernel.org> | 2012-04-24 13:23:46 (GMT) |
---|---|---|
committer | Ben Myers <bpm@sgi.com> | 2012-05-14 21:20:23 (GMT) |
commit | 7582df516c93046b8d2111a780c69de77f9882fb (patch) | |
tree | 1ba200ed20ee7da46337c0ad8c3a685ac81b29a4 | |
parent | 01c84d2dc1311fb76ea217dadfd5b3a5f3cab563 (diff) | |
download | linux-7582df516c93046b8d2111a780c69de77f9882fb.tar.xz |
xfs: using GFP_NOFS for blkdev_issue_flush
Issuing a block device flush request in transaction context using GFP_KERNEL
directly can cause deadlocks due to memory reclaim recursion. Use GFP_NOFS to
avoid recursion from reclaim context.
Signed-off-by: Shaohua Li <shli@fusionio.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
-rw-r--r-- | fs/xfs/xfs_super.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index b5aafc3..28d1f50 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -622,7 +622,7 @@ void xfs_blkdev_issue_flush( xfs_buftarg_t *buftarg) { - blkdev_issue_flush(buftarg->bt_bdev, GFP_KERNEL, NULL); + blkdev_issue_flush(buftarg->bt_bdev, GFP_NOFS, NULL); } STATIC void |