Re: [PATCH net-next v4] xen-netback: Adding debugfs "io_ring_qX" files

[David Miller]

From: Zoltan Kiss <zoltan.kiss@xxxxxxxxxx>
Date: Tue, 8 Jul 2014 19:49:14 +0100

> This patch adds debugfs capabilities to netback. There used to be a similar
> patch floating around for classic kernel, but it used procfs. It is based on a
> very similar blkback patch.
> It creates xen-netback/[vifname]/io_ring_q[queueno] files, reading them output
> various ring variables etc. Writing "kick" into it imitates an interrupt
> happened, it can be useful to check whether the ring is just stalled due to a
> missed interrupt.
> 
> Signed-off-by: Zoltan Kiss <zoltan.kiss@xxxxxxxxxx>

Applied, but like others I consider those ifdefs hella ugly.

Provide stubs in an #else block, then you don't have to crap up the
main code.
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