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x86/speculation: Remove SPECTRE_V2_IBRS in enum spectre_v2_mitigation

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commit d9f4426c73002957be5dd39936f44a09498f7560 upstream.

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
[bwh: Backported to 4.4: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiang Biao 2018-07-18 08:03:14 +08:00 • committed by Greg Kroah-Hartman
parent 9029b6908e
commit 12043f0eb5
1 changed files with 0 additions and 1 deletions
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arch/x86/include/asm/nospec-branch.h
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@ -169,7 +169,6 @@ enum spectre_v2_mitigation {
SPECTRE_V2_RETPOLINE_MINIMAL_AMD,
SPECTRE_V2_RETPOLINE_GENERIC,
SPECTRE_V2_RETPOLINE_AMD,
SPECTRE_V2_IBRS,
SPECTRE_V2_IBRS_ENHANCED,
};