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Re: [PATCH 1/2] tools/firmware: fix setting of fcf-protection=none
- To: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 5 Apr 2022 12:18:07 +0200
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- Cc: Wei Liu <wl@xxxxxxx>, Anthony Perard <anthony.perard@xxxxxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Tue, 05 Apr 2022 10:18:25 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 01.04.2022 17:05, Andrew Cooper wrote:
> On 01/04/2022 15:48, Andrew Cooper wrote:
>> On 01/04/2022 15:37, Roger Pau Monne wrote:
>>> Setting the fcf-protection=none option in EMBEDDED_EXTRA_CFLAGS in the
>>> Makefile doesn't get it propagated to the subdirectories, so instead
>>> set the flag in firmware/Rules.mk, like it's done for other compiler
>>> flags.
>>>
>>> Fixes: 3667f7f8f7 ('x86: Introduce support for CET-IBT')
>>> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
>> Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
>
> This also needs backporting with the XSA-398 CET-IBT fixes.
I don't think so - the backports of the original commit didn't include
what this patch fixes. I have queued patch 2 of this series though.
Jan
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