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OpenCloudOS-Kernel
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btrfs: use GFP_KERNEL in btrfs_add/del_qgroup_relation 

Qgroup relations are added/deleted from ioctl, we hold the high level
qgroup lock, no deadlocks or recursion from the allocation possible
here.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-02-13 12:41:02 +01:00
parent 52bf8e7aea
commit 6602caf149
1 changed files with 2 additions and 2 deletions
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4
fs/btrfs/qgroup.c
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@ -1174,7 +1174,7 @@ int btrfs_add_qgroup_relation(struct btrfs_trans_handle *trans,
if (btrfs_qgroup_level(src) >= btrfs_qgroup_level(dst))
return -EINVAL;
tmp = ulist_alloc(GFP_NOFS);
tmp = ulist_alloc(GFP_KERNEL);
if (!tmp)
return -ENOMEM;
@ -1234,7 +1234,7 @@ int __del_qgroup_relation(struct btrfs_trans_handle *trans,
int ret = 0;
int err;
tmp = ulist_alloc(GFP_NOFS);
tmp = ulist_alloc(GFP_KERNEL);
if (!tmp)
return -ENOMEM;