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x86/speculation: Remove SPECTRE_V2_IBRS in enum spectre_v2_mitigation 

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
This commit is contained in:
Jiang Biao 2018-07-18 08:03:14 +08:00 committed by Thomas Gleixner
parent 21279157ef
commit d9f4426c73
1 changed files with 0 additions and 1 deletions
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arch/x86/include/asm/nospec-branch.h
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@ -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 */