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| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2024-04-11 08:40:50 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-04-12 13:05:54 +0300 |
| commit | 36d4fe147c870f6d3f6602befd7ef44393a1c87a (patch) | |
| tree | dc661efcbf9df6eb054f91302e3d59ff9299b33f /Documentation/admin-guide/hw-vuln | |
| parent | 5f882f3b0a8bf0788d5a0ee44b1191de5319bb8a (diff) | |
| download | linux-36d4fe147c870f6d3f6602befd7ef44393a1c87a.tar.xz | |
x86/bugs: Remove CONFIG_BHI_MITIGATION_AUTO and spectre_bhi=auto
Unlike most other mitigations' "auto" options, spectre_bhi=auto only
mitigates newer systems, which is confusing and not particularly useful.
Remove it.
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Nikolay Borisov <nik.borisov@suse.com>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/412e9dc87971b622bbbaf64740ebc1f140bff343.1712813475.git.jpoimboe@kernel.org
Diffstat (limited to 'Documentation/admin-guide/hw-vuln')
| -rw-r--r-- | Documentation/admin-guide/hw-vuln/spectre.rst | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst index 5a39acf82483..25a04cda4c2c 100644 --- a/Documentation/admin-guide/hw-vuln/spectre.rst +++ b/Documentation/admin-guide/hw-vuln/spectre.rst @@ -669,10 +669,6 @@ kernel command line. needed. off Disable the mitigation. - auto - Enable the HW mitigation if needed, but - *don't* enable the SW mitigation except for KVM. - The system may be vulnerable. For spectre_v2_user see Documentation/admin-guide/kernel-parameters.txt |