[Xen-devel] Re: [PATCH] Linux: 6 arguments hypercall v3

To:	Jean Guyader <jean.guyader@xxxxxxxxxxxxx>
Subject:	[Xen-devel] Re: [PATCH] Linux: 6 arguments hypercall v3
From:	Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date:	Fri, 24 Jun 2011 10:26:02 -0700
Cc:	Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
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On 06/24/2011 08:13 AM, Jean Guyader wrote:
> Hi,
>
> This patch implements the 6 arguments hypercalls.
> The sixth argument is passed using ebp or r9.
>
> Signed-off-by: Jean Guyader <jean.guyader@xxxxxxxxxx>
> Reviewed-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

Looks OK, but I am still a bit worried about triggering compiler bugs
with register pressure.  What compilers have you tested?

What hypercalls have 6 args?

    J

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[Xen-devel] Re: [PATCH] Linux: 6 arguments hypercall v3