From: Daniel Kiper <daniel.kiper@oracle.com>
To: David Vrabel <david.vrabel@citrix.com>
Cc: kexec@lists.infradead.org, xen-devel@lists.xen.org
Subject: Re: [PATCH 4/4] kexec/xen: directly load images images into Xen
Date: Tue, 12 Mar 2013 12:29:10 +0100 [thread overview]
Message-ID: <20130312112910.GC13567@debian70-amd64.local.net-space.pl> (raw)
In-Reply-To: <1361469460-18771-5-git-send-email-david.vrabel@citrix.com>
On Thu, Feb 21, 2013 at 05:57:40PM +0000, David Vrabel wrote:
> From: David Vrabel <david.vrabel@citrix.com>
>
> Xen 4.3 has an improvided kexec hypercall ABI that allows images to be
> loaded and executed without any kernel involvement. Use the API
> provided by libxc to load images when running in a Xen guest.
>
> Support for loading images via the kexec_load syscall in non-upstream
> ("classic") Xen kernels is no longer supported.
>
> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
[...]
> diff --git a/kexec/kexec-xen.c b/kexec/kexec-xen.c
[...]
> + type = kexec_flags & KEXEC_TYPE_CRASH;
> + arch = (kexec_flags >> 16) & 0xffff;
arch = (kexec_flags & KEXEC_ARCH_MASK) >> 16;
Daniel
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next prev parent reply other threads:[~2013-03-12 11:29 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-21 17:57 [PATCH 0/4] kexec-tools: add support for Xen 4.3 David Vrabel
2013-02-21 17:57 ` [PATCH 1/4] purgatory: put variables altered by kexec in .data not .bss David Vrabel
2013-02-21 17:57 ` [PATCH 2/4] kexec/xen: require libxc from Xen 4.3 David Vrabel
2013-02-21 17:57 ` [PATCH 3/4] kexec/xen: use libxc to get location of crash notes David Vrabel
2013-02-26 13:53 ` [Xen-devel] " Don Slutz
2013-02-21 17:57 ` [PATCH 4/4] kexec/xen: directly load images images into Xen David Vrabel
2013-03-12 11:29 ` Daniel Kiper [this message]
2013-02-22 8:14 ` [Xen-devel] [PATCH 0/4] kexec-tools: add support for Xen 4.3 Jan Beulich
2013-02-22 11:39 ` David Vrabel
2013-02-25 18:34 ` Don Slutz
2013-02-25 19:34 ` David Vrabel
2013-03-08 10:30 ` Daniel Kiper
-- strict thread matches above, loose matches on Subject: below --
2013-09-20 13:18 [PATCHv5 0/4] kexec-tools: add support for Xen 4.4 David Vrabel
2013-09-20 13:18 ` [PATCH 4/4] kexec/xen: directly load images images into Xen David Vrabel
2013-10-08 16:59 [PATCHv6 0/4] kexec-tools: add support for Xen 4.4 David Vrabel
2013-10-08 16:59 ` [PATCH 4/4] kexec/xen: directly load images images into Xen David Vrabel
2013-11-06 14:55 [PATCHv7 0/4] kexec-tools: add support for Xen 4.4 David Vrabel
2013-11-06 14:55 ` [PATCH 4/4] kexec/xen: directly load images images into Xen David Vrabel
2013-11-19 1:20 ` Simon Horman
2013-11-19 8:28 ` Daniel Kiper
2013-11-19 9:19 ` Simon Horman
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