On Wed, Mar 12, 2014 at 05:19:19PM +0100, Borislav Petkov wrote:
> On Mon, Mar 10, 2014 at 10:42:37AM -0400, Vivek Goyal wrote:
> > When I posted V1 of patches, Eric Biederman had said that without ELF
> > loader support this patchset should not go in. He said that ELF is
> > very generic and if we
On Mon, Mar 10, 2014 at 10:42:37AM -0400, Vivek Goyal wrote:
> When I posted V1 of patches, Eric Biederman had said that without ELF
> loader support this patchset should not go in. He said that ELF is
> very generic and if we are implementing a new system call we should
> support ELF loader.
But
On Fri, Mar 07, 2014 at 07:39:59PM +0100, Borislav Petkov wrote:
[..]
> > Well, this is mandated by the boot protocol, no?
> >
> > "If the "HdrS" (0x53726448) magic number is not found at offset 0x202,
> > the boot protocol version is "old". Loading an old kernel, the
> > following parameters sh
On Fri, Mar 07, 2014 at 06:12:33PM +0100, Borislav Petkov wrote:
> > > > +/* Fill in fields which are usually present in bzImage */
> > > > +static int init_linux_parameters(struct boot_params *params)
> > > > +{
> > > > + /*
> > > > +* FIXME: It is odd that the information which come
On Fri, Feb 28, 2014 at 12:11:43PM -0500, Vivek Goyal wrote:
> I was rather thinking of arch/x86/kernel/kexec. But that's for some other
> day. Not part of this patchset. This is alredy too big and I don't want
> to make any changes which are nice to have and bloat the patch size.
Ok.
Btw, we wer
On Fri, Feb 28, 2014 at 03:58:32PM +0100, Borislav Petkov wrote:
> On Mon, Jan 27, 2014 at 01:57:50PM -0500, Vivek Goyal wrote:
> > This patch provides support for kexec for loading ELF x86_64 images. I have
> > tested it with loading vmlinux and it worked.
>
> Can you please enlighten me what the
On Mon, Jan 27, 2014 at 01:57:50PM -0500, Vivek Goyal wrote:
> This patch provides support for kexec for loading ELF x86_64 images. I have
> tested it with loading vmlinux and it worked.
Can you please enlighten me what the use case for ELF kernel images is? bzImage
I understand but what produces
This patch provides support for kexec for loading ELF x86_64 images. I have
tested it with loading vmlinux and it worked.
Signed-off-by: Vivek Goyal
---
arch/x86/include/asm/kexec-elf.h | 11 ++
arch/x86/kernel/Makefile | 1 +
arch/x86/kernel/kexec-elf.c| 231 +
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