Re: [PATCH] virtio-net: fix a race on 32bit arches

From: Michael S. Tsirkin
Date: Sun Jun 10 2012 - 06:22:24 EST


On Sun, Jun 10, 2012 at 12:21:14PM +0200, Eric Dumazet wrote:
> On Sun, 2012-06-10 at 10:03 +0300, Michael S. Tsirkin wrote:
>
> > One question though: do we want to lay the structure
> > out so that the rx sync structure precedes the rx counters?
> >
>
> I am not sure its worth having holes in the structure, since its percpu
> data.
>
> That would be 8 bytes lost per cpu and per device.

Right, I forgot it's per cpu.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/