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authorShaohua Li <shli@kernel.org>2012-04-24 21:23:46 +0800
committerBen Myers <bpm@sgi.com>2012-05-14 16:20:23 -0500
commit7582df516c93046b8d2111a780c69de77f9882fb (patch)
tree1ba200ed20ee7da46337c0ad8c3a685ac81b29a4 /fs/xfs/xfs_super.c
parent01c84d2dc1311fb76ea217dadfd5b3a5f3cab563 (diff)
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>
Diffstat (limited to 'fs/xfs/xfs_super.c')
-rw-r--r--fs/xfs/xfs_super.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index b5aafc395ea..28d1f508b57 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