From 6d9ef0c36980ef051cb55aeefb6438429e37268a Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Tue, 9 Apr 2024 19:32:41 +0200 Subject: [PATCH] x86: set SPECTRE_BHI_ON as default commit 2bb69f5fc72183e1c62547d900f560d0e9334925 upstream. Part of a merge commit from Linus that adjusted the default setting of SPECTRE_BHI_ON. Cc: Linus Torvalds Signed-off-by: Greg Kroah-Hartman --- arch/x86/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index b3cd308d7d25..b4e6859542a3 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2569,7 +2569,7 @@ config MITIGATION_RFDS choice prompt "Clear branch history" depends on CPU_SUP_INTEL - default SPECTRE_BHI_AUTO + default SPECTRE_BHI_ON help Enable BHI mitigations. BHI attacks are a form of Spectre V2 attacks where the branch history buffer is poisoned to speculatively steer