diff options
| author | Uros Bizjak <ubizjak@gmail.com> | 2025-04-04 09:41:01 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2025-04-07 13:22:28 +0800 |
| commit | d032a27e8fe9e22ef8d70dd50ee36d0a5de12198 (patch) | |
| tree | 5c09da8ce4598523faf7f7160d83ecc7d4e2ec22 | |
| parent | 984f835009d61316b7a76e547fbe636770c8342d (diff) | |
crypto: x86 - Remove CONFIG_AS_SHA256_NI
Current minimum required version of binutils is 2.25,
which supports SHA-256 instruction mnemonics.
Remove check for assembler support of SHA-256 instructions
and all relevant macros for conditional compilation.
No functional change intended.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Reviewed-by: Eric Biggers <ebiggers@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | arch/x86/Kconfig.assembler | 4 | ||||
| -rw-r--r-- | arch/x86/crypto/Makefile | 3 | ||||
| -rw-r--r-- | arch/x86/crypto/sha256_ssse3_glue.c | 10 |
3 files changed, 1 insertions, 16 deletions
diff --git a/arch/x86/Kconfig.assembler b/arch/x86/Kconfig.assembler index 70fe87bb1055..4d06fd3c8dfe 100644 --- a/arch/x86/Kconfig.assembler +++ b/arch/x86/Kconfig.assembler @@ -6,10 +6,6 @@ config AS_AVX512 help Supported by binutils >= 2.25 and LLVM integrated assembler -config AS_SHA256_NI - def_bool $(as-instr,sha256msg1 %xmm0$(comma)%xmm1) - help - Supported by binutils >= 2.24 and LLVM integrated assembler config AS_TPAUSE def_bool $(as-instr,tpause %ecx) help diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile index 97c1dbc3b7d6..e06b739176c9 100644 --- a/arch/x86/crypto/Makefile +++ b/arch/x86/crypto/Makefile @@ -59,8 +59,7 @@ obj-$(CONFIG_CRYPTO_SHA1_SSSE3) += sha1-ssse3.o sha1-ssse3-y := sha1_avx2_x86_64_asm.o sha1_ssse3_asm.o sha1_ni_asm.o sha1_ssse3_glue.o obj-$(CONFIG_CRYPTO_SHA256_SSSE3) += sha256-ssse3.o -sha256-ssse3-y := sha256-ssse3-asm.o sha256-avx-asm.o sha256-avx2-asm.o sha256_ssse3_glue.o -sha256-ssse3-$(CONFIG_AS_SHA256_NI) += sha256_ni_asm.o +sha256-ssse3-y := sha256-ssse3-asm.o sha256-avx-asm.o sha256-avx2-asm.o sha256_ni_asm.o sha256_ssse3_glue.o obj-$(CONFIG_CRYPTO_SHA512_SSSE3) += sha512-ssse3.o sha512-ssse3-y := sha512-ssse3-asm.o sha512-avx-asm.o sha512-avx2-asm.o sha512_ssse3_glue.o diff --git a/arch/x86/crypto/sha256_ssse3_glue.c b/arch/x86/crypto/sha256_ssse3_glue.c index e04a43d9f7d5..429a3cefbab4 100644 --- a/arch/x86/crypto/sha256_ssse3_glue.c +++ b/arch/x86/crypto/sha256_ssse3_glue.c @@ -45,9 +45,7 @@ asmlinkage void sha256_transform_ssse3(struct sha256_state *state, const u8 *data, int blocks); static const struct x86_cpu_id module_cpu_ids[] = { -#ifdef CONFIG_AS_SHA256_NI X86_MATCH_FEATURE(X86_FEATURE_SHA_NI, NULL), -#endif X86_MATCH_FEATURE(X86_FEATURE_AVX2, NULL), X86_MATCH_FEATURE(X86_FEATURE_AVX, NULL), X86_MATCH_FEATURE(X86_FEATURE_SSSE3, NULL), @@ -329,7 +327,6 @@ static void unregister_sha256_avx2(void) ARRAY_SIZE(sha256_avx2_algs)); } -#ifdef CONFIG_AS_SHA256_NI asmlinkage void sha256_ni_transform(struct sha256_state *digest, const u8 *data, int rounds); @@ -403,11 +400,6 @@ static void unregister_sha256_ni(void) ARRAY_SIZE(sha256_ni_algs)); } -#else -static inline int register_sha256_ni(void) { return 0; } -static inline void unregister_sha256_ni(void) { } -#endif - static int __init sha256_ssse3_mod_init(void) { if (!x86_match_cpu(module_cpu_ids)) @@ -461,7 +453,5 @@ MODULE_ALIAS_CRYPTO("sha224"); MODULE_ALIAS_CRYPTO("sha224-ssse3"); MODULE_ALIAS_CRYPTO("sha224-avx"); MODULE_ALIAS_CRYPTO("sha224-avx2"); -#ifdef CONFIG_AS_SHA256_NI MODULE_ALIAS_CRYPTO("sha256-ni"); MODULE_ALIAS_CRYPTO("sha224-ni"); -#endif |