On Fri, Dec 07, 2018 at 11:15:14PM -0800, David Miller wrote:

From: Jesper Dangaard Brouer <redacted>
Date: Fri, 07 Dec 2018 00:25:47 +0100

quoted

@@ -744,6 +745,10 @@ struct sk_buff {
 				head_frag:1,
 				xmit_more:1,
 				pfmemalloc:1;
+	/* TODO: Future idea, extend mem_info with __u8 flags, and
+	 * move bits head_frag and pfmemalloc there.
+	 */
+	struct xdp_mem_info	mem_info;

This is 4 bytes right?

With this patchset yes

I guess I can live with this.

Great news!

Please do some microbenchmarks to make sure this doesn't show any
obvious regressions.

Will do

Thanks
/Ilias