[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v3 00/11] xen: Initial kexec/kdump implementation
On Fri, Jan 04, 2013 at 02:41:17PM +0000, Jan Beulich wrote: > >>> On 04.01.13 at 15:22, Daniel Kiper <daniel.kiper@xxxxxxxxxx> wrote: > > On Wed, Jan 02, 2013 at 11:26:43AM +0000, Andrew Cooper wrote: > >> /sbin/kexec can load the "Xen" crash kernel itself by issuing > >> hypercalls using /dev/xen/privcmd. This would remove the need for > >> the dom0 kernel to distinguish between loading a crash kernel for > >> itself and loading a kernel for Xen. > >> > >> Or is this just a silly idea complicating the matter? > > > > This is impossible with current Xen kexec/kdump interface. > > Why? Because current KEXEC_CMD_kexec_load does not load kernel image and other things into Xen memory. It means that it should live somewhere in dom0 Linux kernel memory. Daniel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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