btrfs: use GFP_KERNEL in btrfs_alloc_inode

This callback is called directly from VFS, no locks are held at the
allocation time.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-10-31 17:08:27 +01:00
commit 712e36c5f2