|
|
|
|
|
|
|
|
|
|
xen-devel
[Xen-devel] Re: [patch 03/26] Xen-paravirt_ops: use paravirt_nop to cons
To: |
Jeremy Fitzhardinge <jeremy@xxxxxxxx> |
Subject: |
[Xen-devel] Re: [patch 03/26] Xen-paravirt_ops: use paravirt_nop to consistently mark no-op operations |
From: |
Chris Wright <chrisw@xxxxxxxxxxxx> |
Date: |
Fri, 16 Mar 2007 12:49:04 -0700 |
Cc: |
Zachary Amsden <zach@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Andi Kleen <ak@xxxxxx>, Rusty Russell <rusty@xxxxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Chris Wright <chrisw@xxxxxxxxxxxx>, virtualization@xxxxxxxxxxxxxx, Ingo Molnar <mingo@xxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> |
Delivery-date: |
Fri, 16 Mar 2007 12:47:28 -0700 |
Envelope-to: |
www-data@xxxxxxxxxxxxxxxxxx |
In-reply-to: |
<45FAE560.10401@xxxxxxxx> |
List-help: |
<mailto:xen-devel-request@lists.xensource.com?subject=help> |
List-id: |
Xen developer discussion <xen-devel.lists.xensource.com> |
List-post: |
<mailto:xen-devel@lists.xensource.com> |
List-subscribe: |
<http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe> |
List-unsubscribe: |
<http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe> |
References: |
<20070301232443.195603797@xxxxxxxx> <20070301232526.261284776@xxxxxxxx> <20070316094432.GU23174@xxxxxxx> <45FAE560.10401@xxxxxxxx> |
Sender: |
xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
User-agent: |
Mutt/1.4.2.2i |
* Jeremy Fitzhardinge (jeremy@xxxxxxxx) wrote:
> Ingo Molnar wrote:
> > but only as a cleanup of the current open-coded (void *) casts. My
> > problem with this is that it loses the types. Not that there is much to
> > check for, but still, this adds some assumptions about how function
> > calls look like.
>
> I agree. I don't generally like this kind of hack, but having a single
> test for "func == paravirt_nop" to look for nop pv_ops in the patcher is
> what tipped the balance.
how about __paravirt_nop_start < func < __paravirt_nop_end and preserve
the types?
thanks,
-chris
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel
|
|
|
|
|