From: Jiang Biao <jiang.biao2@zte.com.cn>
Date: Wed, 18 Jul 2018 08:03:14 +0800
Subject: x86/speculation: Remove SPECTRE_V2_IBRS in enum spectre_v2_mitigation
Git-commit: d9f4426c73002957be5dd39936f44a09498f7560
Patch-mainline: 4.19-rc1
References: bsc#1068032 CVE-2017-5754
SPECTRE_V2_IBRS in enum spectre_v2_mitigation is never used. Remove it.
Signed-off-by: Jiang Biao <jiang.biao2@zte.com.cn>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: hpa@zytor.com
Cc: dwmw2@amazon.co.uk
Cc: konrad.wilk@oracle.com
Cc: bp@suse.de
Cc: zhong.weidong@zte.com.cn
Link: https://lkml.kernel.org/r/1531872194-39207-1-git-send-email-jiang.biao2@zte.com.cn
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
arch/x86/include/asm/nospec-branch.h | 1 -
1 file changed, 1 deletion(-)
--- a/arch/x86/include/asm/nospec-branch.h
+++ b/arch/x86/include/asm/nospec-branch.h
@@ -214,7 +214,6 @@ enum spectre_v2_mitigation {
SPECTRE_V2_RETPOLINE_MINIMAL_AMD,
SPECTRE_V2_RETPOLINE_GENERIC,
SPECTRE_V2_RETPOLINE_AMD,
- SPECTRE_V2_IBRS,
};
/* The Speculative Store Bypass disable variants */