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| author |   Kim Phillips <kim.phillips@amd.com> | 2022-06-14 23:15:51 +0200 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2022-06-27 10:33:59 +0200 |
| commit | e8ec1b6e08a2102d8755ccb06fa26d540f26a2fa (patch) | |
| tree | 14b346f88fd8e702973366cb4392e90d7aa4931c /arch/x86/include | |
| parent | x86/bugs: Add AMD retbleed= boot parameter (diff) | |
| download | linux-dev-e8ec1b6e08a2102d8755ccb06fa26d540f26a2fa.tar.xz linux-dev-e8ec1b6e08a2102d8755ccb06fa26d540f26a2fa.zip | |
x86/bugs: Enable STIBP for JMP2RET
For untrained return thunks to be fully effective, STIBP must be enabled
or SMT disabled.
Co-developed-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'arch/x86/include')
0 files changed, 0 insertions, 0 deletions