| From | Josh Poimboeuf <> | Subject | [PATCH 04/22] x86/srso: Fix SBPB enablement for spec_rstack_overflow=off | Date | Sun, 20 Aug 2023 18:19:01 -0700 |
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If the user has requested no SRSO mitigation, other mitigations can use the lighter-weight SBPB instead of IBPB.
Fixes: fb3bd914b3ec ("x86/srso: Add a Speculative RAS Overflow mitigation") Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org> --- arch/x86/kernel/cpu/bugs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index b0ae985aa6a4..10499bcd4e39 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -2433,7 +2433,7 @@ static void __init srso_select_mitigation(void) switch (srso_cmd) { case SRSO_CMD_OFF: - return; + goto pred_cmd; case SRSO_CMD_MICROCODE: if (has_microcode) { -- 2.41.0
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