From af189c95a371b59f493dbe0f50c0a09724868881 Mon Sep 17 00:00:00 2001 From: Darren Kenny Date: Fri, 2 Feb 2018 19:12:20 +0000 Subject: [PATCH] x86/speculation: Fix typo IBRS_ATT, which should be IBRS_ALL Fixes: 117cc7a908c83 ("x86/retpoline: Fill return stack buffer on vmexit") Signed-off-by: Darren Kenny Signed-off-by: Thomas Gleixner Reviewed-by: Konrad Rzeszutek Wilk Cc: Tom Lendacky Cc: Andi Kleen Cc: Borislav Petkov Cc: Masami Hiramatsu Cc: Arjan van de Ven Cc: David Woodhouse Link: https://lkml.kernel.org/r/20180202191220.blvgkgutojecxr3b@starbug-vm.ie.oracle.com --- arch/x86/include/asm/nospec-branch.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h index d15d471348b8..4d57894635f2 100644 --- a/arch/x86/include/asm/nospec-branch.h +++ b/arch/x86/include/asm/nospec-branch.h @@ -150,7 +150,7 @@ extern char __indirect_thunk_end[]; * On VMEXIT we must ensure that no RSB predictions learned in the guest * can be followed in the host, by overwriting the RSB completely. Both * retpoline and IBRS mitigations for Spectre v2 need this; only on future - * CPUs with IBRS_ATT *might* it be avoided. + * CPUs with IBRS_ALL *might* it be avoided. */ static inline void vmexit_fill_RSB(void) { -- 2.30.2