linux-kernel - Re: [PATCH 1/2] virtio tools: strip bad include-path from Makefile

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Message-ID: <20130710132646.GA13131@redhat.com>
Date:	Wed, 10 Jul 2013 16:26:46 +0300
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Ramkumar Ramachandra <artagnon@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH 1/2] virtio tools: strip bad include-path from Makefile

On Wed, Jul 10, 2013 at 06:52:09PM +0530, Ramkumar Ramachandra wrote:
> Michael S. Tsirkin wrote:
> > This is usespace code so it needs the cleaned-up version from
> > usr/include, not the internal kernel one.
> 
> Right, thanks for clearing that up.  However, it does seem to depend
> on some code in /include in the linux tree.  From
> tools/virtio/linux/virtio_ring.h:
> 
>   #include "../../../include/linux/virtio_ring.h"

Yes, this is because we take some kernel bits
and compile as userspace. But it's fragile and it only works
for specific headers.

-- 
MST
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