linux-kernel - [PATCH] Documentation/kernel-parameters: Add spec_rstack

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Message-ID: <20240118163600.17857-1-bp@alien8.de>
Date: Thu, 18 Jan 2024 17:36:00 +0100
From: Borislav Petkov <bp@...en8.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Jonathan Corbet <corbet@....net>,
	X86 ML <x86@...nel.org>,
	linux-doc@...r.kernel.org
Subject: [PATCH] Documentation/kernel-parameters: Add spec_rstack_overflow to mitigations=off

From: "Borislav Petkov (AMD)" <bp@...en8.de>

mitigations=off disables the SRSO mitigation too. Add it to the list.

Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
---
 Documentation/admin-guide/kernel-parameters.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index a36cf8cc582c..65b47c23d55a 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3397,6 +3397,7 @@
 					       nospectre_v1 [X86,PPC]
 					       nospectre_v2 [X86,PPC,S390,ARM64]
 					       retbleed=off [X86]
+					       spec_rstack_overflow=off [X86]
 					       spec_store_bypass_disable=off [X86,PPC]
 					       spectre_v2_user=off [X86]
 					       srbds=off [X86,INTEL]
-- 
2.43.0