| commit | f454b18e07f518bcd0c05af17a2239138bff52de | [log] [tgz] |
|---|---|---|
| author | Borislav Petkov (AMD) <bp@alien8.de> | Sat Oct 07 12:57:02 2023 +0200 |
| committer | Borislav Petkov (AMD) <bp@alien8.de> | Wed Oct 11 11:00:11 2023 +0200 |
| tree | 40a451e8c48c061044510f55109a206ed049d5ff | |
| parent | 025d5ac978cc3b47874cc1c03ab096a78b49f278 [diff] |
x86/cpu: Fix AMD erratum #1485 on Zen4-based CPUs Fix erratum #1485 on Zen4 parts where running with STIBP disabled can cause an #UD exception. The performance impact of the fix is negligible. Reported-by: René Rebe <rene@exactcode.de> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Tested-by: René Rebe <rene@exactcode.de> Cc: <stable@kernel.org> Link: https://lore.kernel.org/r/D99589F4-BC5D-430B-87B2-72C20370CF57@exactcode.com