From: David Sterba <dsterba@suse.com>
Date: Mon, 13 Feb 2017 10:03:44 +0000 (+0100)
Subject: btrfs: use GFP_KERNEL in btrfs_quota_enable
X-Git-Tag: v4.14-rc1~1080^2~59
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=52bf8e7aeabb3d16abe2c30df60a0919bfaaaef4;p=platform%2Fkernel%2Flinux-rpi.git

btrfs: use GFP_KERNEL in btrfs_quota_enable

We don't need to use GFP_NOFS here as this is called from ioctls an the
only lock held is the subvol_sem, which is of a high level and protects
creation/renames/deletion and is never held in the writeout paths.

Signed-off-by: David Sterba <dsterba@suse.com>
---

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index cdd0a16..4759fd4 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -876,7 +876,7 @@ int btrfs_quota_enable(struct btrfs_trans_handle *trans,
 		goto out;
 	}
 
-	fs_info->qgroup_ulist = ulist_alloc(GFP_NOFS);
+	fs_info->qgroup_ulist = ulist_alloc(GFP_KERNEL);
 	if (!fs_info->qgroup_ulist) {
 		ret = -ENOMEM;
 		goto out;