bdi: simplify bdi_alloc

Merge the _node vs normal version and drop the superflous gfp_t argument.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/fs/super.c b/fs/super.c
index cd35253..dd28fcd 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1598,7 +1598,7 @@ int super_setup_bdi_name(struct super_block *sb, char *fmt, ...)
 	int err;
 	va_list args;
 
-	bdi = bdi_alloc(GFP_KERNEL);
+	bdi = bdi_alloc(NUMA_NO_NODE);
 	if (!bdi)
 		return -ENOMEM;