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authorMasahiro Yamada <masahiroy@kernel.org>2020-03-26 17:00:55 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2020-04-09 00:01:59 +0900
commit42251572c4687813d8e7b1d363a23d0f9201e69f (patch)
treeb6321c02de1b4950ebb8dc4015b9cc0ca72e4b29 /arch/x86/crypto/Makefile
parentx86: remove always-defined CONFIG_AS_SSSE3 (diff)
downloadlinux-dev-42251572c4687813d8e7b1d363a23d0f9201e69f.tar.xz
linux-dev-42251572c4687813d8e7b1d363a23d0f9201e69f.zip
x86: remove always-defined CONFIG_AS_AVX
CONFIG_AS_AVX was introduced by commit ea4d26ae24e5 ("raid5: add AVX optimized RAID5 checksumming"). We raise the minimal supported binutils version from time to time. The last bump was commit 1fb12b35e5ff ("kbuild: Raise the minimum required binutils version to 2.21"). I confirmed the code in $(call as-instr,...) can be assembled by the binutils 2.21 assembler and also by LLVM integrated assembler. Remove CONFIG_AS_AVX, which is always defined. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> Reviewed-by: Jason A. Donenfeld <Jason@zx2c4.com> Acked-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/crypto/Makefile')
-rw-r--r--arch/x86/crypto/Makefile32
1 files changed, 12 insertions, 20 deletions
diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile
index 8c2e9eadee8a..1a044908d42d 100644
--- a/arch/x86/crypto/Makefile
+++ b/arch/x86/crypto/Makefile
@@ -5,7 +5,6 @@
OBJECT_FILES_NON_STANDARD := y
-avx_supported := $(call as-instr,vpxor %xmm0$(comma)%xmm0$(comma)%xmm0,yes,no)
avx2_supported := $(call as-instr,vpgatherdd %ymm0$(comma)(%eax$(comma)%ymm1\
$(comma)4)$(comma)%ymm2,yes,no)
avx512_supported :=$(call as-instr,vpmovm2b %k1$(comma)%zmm5,yes,no)
@@ -47,15 +46,12 @@ ifeq ($(adx_supported),yes)
endif
# These modules require assembler to support AVX.
-ifeq ($(avx_supported),yes)
- obj-$(CONFIG_CRYPTO_CAMELLIA_AESNI_AVX_X86_64) += \
- camellia-aesni-avx-x86_64.o
- obj-$(CONFIG_CRYPTO_CAST5_AVX_X86_64) += cast5-avx-x86_64.o
- obj-$(CONFIG_CRYPTO_CAST6_AVX_X86_64) += cast6-avx-x86_64.o
- obj-$(CONFIG_CRYPTO_TWOFISH_AVX_X86_64) += twofish-avx-x86_64.o
- obj-$(CONFIG_CRYPTO_SERPENT_AVX_X86_64) += serpent-avx-x86_64.o
- obj-$(CONFIG_CRYPTO_BLAKE2S_X86) += blake2s-x86_64.o
-endif
+obj-$(CONFIG_CRYPTO_CAMELLIA_AESNI_AVX_X86_64) += camellia-aesni-avx-x86_64.o
+obj-$(CONFIG_CRYPTO_CAST5_AVX_X86_64) += cast5-avx-x86_64.o
+obj-$(CONFIG_CRYPTO_CAST6_AVX_X86_64) += cast6-avx-x86_64.o
+obj-$(CONFIG_CRYPTO_TWOFISH_AVX_X86_64) += twofish-avx-x86_64.o
+obj-$(CONFIG_CRYPTO_SERPENT_AVX_X86_64) += serpent-avx-x86_64.o
+obj-$(CONFIG_CRYPTO_BLAKE2S_X86) += blake2s-x86_64.o
# These modules require assembler to support AVX2.
ifeq ($(avx2_supported),yes)
@@ -83,16 +79,12 @@ ifneq ($(CONFIG_CRYPTO_POLY1305_X86_64),)
targets += poly1305-x86_64-cryptogams.S
endif
-ifeq ($(avx_supported),yes)
- camellia-aesni-avx-x86_64-y := camellia-aesni-avx-asm_64.o \
- camellia_aesni_avx_glue.o
- cast5-avx-x86_64-y := cast5-avx-x86_64-asm_64.o cast5_avx_glue.o
- cast6-avx-x86_64-y := cast6-avx-x86_64-asm_64.o cast6_avx_glue.o
- twofish-avx-x86_64-y := twofish-avx-x86_64-asm_64.o \
- twofish_avx_glue.o
- serpent-avx-x86_64-y := serpent-avx-x86_64-asm_64.o \
- serpent_avx_glue.o
-endif
+camellia-aesni-avx-x86_64-y := camellia-aesni-avx-asm_64.o \
+ camellia_aesni_avx_glue.o
+cast5-avx-x86_64-y := cast5-avx-x86_64-asm_64.o cast5_avx_glue.o
+cast6-avx-x86_64-y := cast6-avx-x86_64-asm_64.o cast6_avx_glue.o
+twofish-avx-x86_64-y := twofish-avx-x86_64-asm_64.o twofish_avx_glue.o
+serpent-avx-x86_64-y := serpent-avx-x86_64-asm_64.o serpent_avx_glue.o
ifeq ($(avx2_supported),yes)
camellia-aesni-avx2-y := camellia-aesni-avx2-asm_64.o camellia_aesni_avx2_glue.o