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Re: [Xen-devel] [PATCH v3 00/11] xen: Initial kexec/kdump implementation
- To: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
- From: Daniel Kiper <daniel.kiper@xxxxxxxxxx>
- Date: Fri, 11 Jan 2013 14:47:12 +0100
- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>, "maxim.uvarov@xxxxxxxxxx" <maxim.uvarov@xxxxxxxxxx>, "x86@xxxxxxxxxx" <x86@xxxxxxxxxx>, "kexec@xxxxxxxxxxxxxxxxxxx" <kexec@xxxxxxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx" <virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx>, "mingo@xxxxxxxxxx" <mingo@xxxxxxxxxx>, "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, "tglx@xxxxxxxxxxxxx" <tglx@xxxxxxxxxxxxx>, "vgoyal@xxxxxxxxxx" <vgoyal@xxxxxxxxxx>
- Delivery-date: Fri, 11 Jan 2013 13:48:47 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
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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