x86/cet: Remove XEN_SHSTK's dependency on EXPERT
authorAndrew Cooper <andrew.cooper3@citrix.com>
Mon, 28 Feb 2022 19:31:00 +0000 (19:31 +0000)
committerAndrew Cooper <andrew.cooper3@citrix.com>
Fri, 25 Mar 2022 17:06:38 +0000 (17:06 +0000)
commitc7a861b2d065e7c26f9d499df32eb99f546e1671
treeb3aae6a2c73a746ef2a8c4d53d1ed10807dbd0cf
parentdcd44e3b9ad2f0491bd7f4751232a389e4ee57e7
x86/cet: Remove XEN_SHSTK's dependency on EXPERT

CET-SS hardware is now available from multiple vendors, the feature has
downstream users, and was declared security supported in XSA-398.

Enable it by default.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
(cherry picked from commit fc90d75c2b71ae15b75128e7d0d4dbe718164ecb)
xen/arch/x86/Kconfig