linux-kernel - [PATCH] x86/build: remove unused CONFIG_AS

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Message-Id: <1538389443-28514-1-git-send-email-yamada.masahiro@socionext.com>
Date:   Mon,  1 Oct 2018 19:24:03 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Ingo Molnar <mingo@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        "H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] x86/build: remove unused CONFIG_AS_CRC32

CONFIG_AS_CRC32 is not used anywhere.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 arch/x86/Makefile | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index bbdb780..bf0265f 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -189,7 +189,6 @@ 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)
-- 
2.7.4