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Re: [qemu-s390x] [PATCH] s390-bios: Skip bootmap signature entries
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From: |
Cornelia Huck |
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Subject: |
Re: [qemu-s390x] [PATCH] s390-bios: Skip bootmap signature entries |
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Date: |
Mon, 29 Apr 2019 15:40:03 +0200 |
On Mon, 29 Apr 2019 09:09:41 -0400
"Jason J. Herne" <address@hidden> wrote:
> Newer versions of zipl have the ability to write signature entries to the boot
> script for secure boot. We don't yet support secure boot, but we need to skip
> over signature entries while reading the boot script in order to maintain our
> ability to boot guest operating systems that have a secure bootloader.
>
> Signed-off-by: Jason J. Herne <address@hidden>
> Reviewed-by: Farhan Ali <address@hidden>
> ---
> pc-bios/s390-ccw/bootmap.c | 19 +++++++++++++++++--
> pc-bios/s390-ccw/bootmap.h | 10 ++++++----
> 2 files changed, 23 insertions(+), 6 deletions(-)
Skipping something that we don't have support for yet, but that doesn't
hinder normal operation sounds reasonable; but can you point me to the
relevant commit implementing this in zipl or some documentation? I
haven't been able to find something like that in the s390-tools git
tree.