diff options
| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2023-09-05 08:04:51 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-20 13:58:52 +0300 |
| commit | 5b66cf0762ca31d17019d592ae5b06576494faff (patch) | |
| tree | 36ad7dff2a434ba2d3e9faef15de74d5abd0b2ac /arch/x86 | |
| parent | 1be339b0dce40d9d10271623538d0d0f5ec567d5 (diff) | |
| download | linux-5b66cf0762ca31d17019d592ae5b06576494faff.tar.xz | |
x86/srso: Print mitigation for retbleed IBPB case
[ Upstream commit de9f5f7b06a5b7adbfdd8016f011120a4e928add ]
When overriding the requested mitigation with IBPB due to retbleed=ibpb,
print the mitigation in the usual format instead of a custom error
message.
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/ec3af919e267773d896c240faf30bfc6a1fd6304.1693889988.git.jpoimboe@kernel.org
Stable-dep-of: dc6306ad5b0d ("x86/srso: Fix vulnerability reporting for missing microcode")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/cpu/bugs.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 2859a54660a2..d5db0baca2f1 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -2425,9 +2425,8 @@ static void __init srso_select_mitigation(void) if (retbleed_mitigation == RETBLEED_MITIGATION_IBPB) { if (has_microcode) { - pr_err("Retbleed IBPB mitigation enabled, using same for SRSO\n"); srso_mitigation = SRSO_MITIGATION_IBPB; - goto pred_cmd; + goto out; } } @@ -2493,7 +2492,8 @@ static void __init srso_select_mitigation(void) break; } - pr_info("%s%s\n", srso_strings[srso_mitigation], (has_microcode ? "" : ", no microcode")); +out: + pr_info("%s%s\n", srso_strings[srso_mitigation], has_microcode ? "" : ", no microcode"); pred_cmd: if ((!boot_cpu_has_bug(X86_BUG_SRSO) || srso_cmd == SRSO_CMD_OFF) && |