linux-kernel - Re: [Lguest] [PATCH] modify lguest console to support multiple hvc's

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Message-ID: <a4e6962a0708310503q5ec65485gd9025a44a57f89e1@mail.gmail.com>
Date:	Fri, 31 Aug 2007 07:03:56 -0500
From:	"Eric Van Hensbergen" <ericvh@...il.com>
To:	"Rusty Russell" <rusty@...tcorp.com.au>
Cc:	lguest@...abs.org, linux-kernel@...r.kernel.org
Subject: Re: [Lguest] [PATCH] modify lguest console to support multiple hvc's

On 8/30/07, Rusty Russell <rusty@...tcorp.com.au> wrote:
> On Thu, 2007-08-30 at 13:38 -0500, Eric Van Hensbergen wrote:
> > From: Eric Van Hensbergen <ericvh@...cvh-desktop.austin.ibm.com>
> >
> > This was a quick modification I did of lguest to be able to support multiple
> > HVC channels for some experiments I was doing.  I'm not sure if this is more
> > generally useful, so I'm posting it to the list in case someone else has a
> > need for it.
> >
> > Signed-off-by: Eric Van Hensbergen <ericvh@...il.com>
>
>         This is cool!  Great that it's useful for you.  What do the other
> consoles look like from inside the guest?
>

They just show up on other hvc device minor numbers.  I was running 9p
over them, but I wanted a tighter coupling for v9fs so I could tune
performance and incrementally optimize.

             -eric
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