linux-kernel - [tip:x86/build] x86/build: Remove unused CONFIG_AS

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Message-ID: <tip-ac0d6567955cf70dd43d56b677361c9d4c3d7710@git.kernel.org>
Date:   Mon, 1 Oct 2018 06:03:54 -0700
From:   tip-bot for Masahiro Yamada <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     mingo@...nel.org, linux-kernel@...r.kernel.org, bp@...e.de,
        tglx@...utronix.de, yamada.masahiro@...ionext.com,
        mingo@...hat.com, hpa@...or.com
Subject: [tip:x86/build] x86/build: Remove unused CONFIG_AS_CRC32

Commit-ID:  ac0d6567955cf70dd43d56b677361c9d4c3d7710
Gitweb:     https://git.kernel.org/tip/ac0d6567955cf70dd43d56b677361c9d4c3d7710
Author:     Masahiro Yamada <yamada.masahiro@...ionext.com>
AuthorDate: Mon, 1 Oct 2018 19:24:03 +0900
Committer:  Borislav Petkov <bp@...e.de>
CommitDate: Mon, 1 Oct 2018 14:58:09 +0200

x86/build: Remove unused CONFIG_AS_CRC32

CONFIG_AS_CRC32 is not used anywhere. Its last user was removed by

  0cb6c969ed9d ("net, lib: kill arch_fast_hash library bits")

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
Signed-off-by: Borislav Petkov <bp@...e.de>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: "H. Peter Anvin" <hpa@...or.com>
Link: https://lkml.kernel.org/r/1538389443-28514-1-git-send-email-yamada.masahiro@socionext.com
---
 arch/x86/Makefile | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 8f6e7eb8ae9f..0e496ed476d4 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -193,7 +193,6 @@ cfi-sections := $(call as-instr,.cfi_sections .debug_frame,-DCONFIG_AS_CFI_SECTI
 # does binutils support specific instructions?
 asinstr := $(call as-instr,fxsaveq (%rax),-DCONFIG_AS_FXSAVEQ=1)
 asinstr += $(call as-instr,pshufb %xmm0$(comma)%xmm0,-DCONFIG_AS_SSSE3=1)
-asinstr += $(call as-instr,crc32l %eax$(comma)%eax,-DCONFIG_AS_CRC32=1)
 avx_instr := $(call as-instr,vxorps %ymm0$(comma)%ymm1$(comma)%ymm2,-DCONFIG_AS_AVX=1)
 avx2_instr :=$(call as-instr,vpbroadcastb %xmm0$(comma)%ymm1,-DCONFIG_AS_AVX2=1)
 avx512_instr :=$(call as-instr,vpmovm2b %k1$(comma)%zmm5,-DCONFIG_AS_AVX512=1)