linux-kernel - Re: [Xen-devel] [PATCH v3 00/11] xen: Initial kexec/kdump implementation

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Message-ID: <20130111134712.GD5150@host-192-168-1-59.local.net-space.pl>
Date:	Fri, 11 Jan 2013 14:47:12 +0100
From:	Daniel Kiper <daniel.kiper@...cle.com>
To:	Ian Campbell <Ian.Campbell@...rix.com>
Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Cooper <Andrew.Cooper3@...rix.com>,
	"x86@...nel.org" <x86@...nel.org>,
	"kexec@...ts.infradead.org" <kexec@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"virtualization@...ts.linux-foundation.org" 
	<virtualization@...ts.linux-foundation.org>,
	"mingo@...hat.com" <mingo@...hat.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Jan Beulich <JBeulich@...e.com>,
	"maxim.uvarov@...cle.com" <maxim.uvarov@...cle.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"vgoyal@...hat.com" <vgoyal@...hat.com>
Subject: Re: [Xen-devel] [PATCH v3 00/11] xen: Initial kexec/kdump
 implementation

On Mon, Jan 07, 2013 at 01:49:44PM +0000, Ian Campbell wrote:
> On Mon, 2013-01-07 at 12:34 +0000, Daniel Kiper wrote:
> > I think that new kexec hypercall function should mimics kexec syscall.
> 
> We want to have an interface can be used by non-Linux domains (both dom0
> and domU) as well though, so please bear this in mind.

I agree, but all arguments passed to kexec syscall are quiet generic and they
do not impose any limitations. Just look into include/linux/kexec.h.
That is why I think that a lot of things could be taken from
Linux kexec implementation.

Daniel
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