[v2,16/19] crypto: x86 - print CPU optimized loaded messages

Message ID	20221012215931.3896-17-elliott@hpe.com
State	New
Headers	show Return-Path: <linux-crypto-owner@kernel.org> From: Robert Elliott <elliott@hpe.com> To: herbert@gondor.apana.org.au, davem@davemloft.net, tim.c.chen@linux.intel.com, ap420073@gmail.com, ardb@kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Robert Elliott <elliott@hpe.com> Subject: [PATCH v2 16/19] crypto: x86 - print CPU optimized loaded messages Date: Wed, 12 Oct 2022 16:59:28 -0500 Message-Id: <20221012215931.3896-17-elliott@hpe.com> In-Reply-To: <20221012215931.3896-1-elliott@hpe.com> References: <20221006223151.22159-1-elliott@hpe.com> <20221012215931.3896-1-elliott@hpe.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	[RFC,1/7] rcu: correct CONFIG_EXT_RCU_CPU_STALL_TIMEOUT descriptions \| expand [RFC,1/7] rcu: correct CONFIG_EXT_RCU_CPU_STALL_TIMEOUT descriptions [RFC,2/7] crypto: x86/sha - limit FPU preemption [RFC,5/7] crypto: x86/ghash - restructure FPU context saving [RFC,7/7] crypto: x86 - use common macro for FPU limit [v2,12/19] crypto: x86/sm3 - load based on CPU features [v2,13/19] crypto: x86/ghash - load based on CPU features [v2,16/19] crypto: x86 - print CPU optimized loaded messages [v2,17/19] crypto: x86 - standardize suboptimal prints [v2,18/19] crypto: x86 - standardize not loaded prints [v2,19/19] crypto: x86/sha - register only the best function

diff --git a/arch/x86/crypto/aegis128-aesni-glue.c b/arch/x86/crypto/aegis128-aesni-glue.c index 122bfd04ee47..e8eaf79ef220 100644 --- a/arch/x86/crypto/aegis128-aesni-glue.c +++ b/arch/x86/crypto/aegis128-aesni-glue.c @@ -275,7 +275,8 @@ static struct simd_aead_alg *simd_alg; static int __init crypto_aegis128_aesni_module_init(void) { - if (!x86_match_cpu(module_cpu_ids)) + int ret; + return -ENODEV; if (!boot_cpu_has(X86_FEATURE_XMM2) || @@ -283,8 +284,11 @@ static int __init crypto_aegis128_aesni_module_init(void) !cpu_has_xfeatures(XFEATURE_MASK_SSE, NULL)) return -ENODEV; - return simd_register_aeads_compat(&crypto_aegis128_aesni_alg, 1, + ret = simd_register_aeads_compat(&crypto_aegis128_aesni_alg, 1, &simd_alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit crypto_aegis128_aesni_module_exit(void) diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index df93cb44b4eb..56023ba70049 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -1238,25 +1238,28 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init aesni_init(void) { int err; + int enabled_gcm_sse = 0; + int enabled_gcm_avx = 0; + int enabled_gcm_avx2 = 0; + int enabled_ctr_avx = 0; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; #ifdef CONFIG_X86_64 if (boot_cpu_has(X86_FEATURE_AVX2)) { - pr_info("AVX2 version of gcm_enc/dec engaged.\n"); + enabled_gcm_avx = 1; + enabled_gcm_avx2 = 1; static_branch_enable(&gcm_use_avx); static_branch_enable(&gcm_use_avx2); - } else - if (boot_cpu_has(X86_FEATURE_AVX)) { - pr_info("AVX version of gcm_enc/dec engaged.\n"); + } else if (boot_cpu_has(X86_FEATURE_AVX)) { + enabled_gcm_avx = 1; static_branch_enable(&gcm_use_avx); } else { - pr_info("SSE version of gcm_enc/dec engaged.\n"); + enabled_gcm_sse = 1; } if (boot_cpu_has(X86_FEATURE_AVX)) { - /* optimize performance of ctr mode encryption transform */ + enabled_ctr_avx = 1; static_call_update(aesni_ctr_enc_tfm, aesni_ctr_enc_avx_tfm); - pr_info("AES CTR mode by8 optimization enabled\n"); } #endif /* CONFIG_X86_64 */ @@ -1283,6 +1286,11 @@ static int __init aesni_init(void) goto unregister_aeads; #endif /* CONFIG_X86_64 */ + pr_info("CPU-optimized crypto module loaded (GCM SSE=%s, AVX=%s, AVX2=%s)(CTR AVX=%s)\n", + enabled_gcm_sse ? "yes" : "no", + enabled_gcm_avx ? "yes" : "no", + enabled_gcm_avx2 ? "yes" : "no", + enabled_ctr_avx ? "yes" : "no"); return 0; #ifdef CONFIG_X86_64 diff --git a/arch/x86/crypto/aria_aesni_avx_glue.c b/arch/x86/crypto/aria_aesni_avx_glue.c index 589097728bd1..d58fb995a266 100644 --- a/arch/x86/crypto/aria_aesni_avx_glue.c +++ b/arch/x86/crypto/aria_aesni_avx_glue.c @@ -170,6 +170,8 @@ static struct simd_skcipher_alg *aria_simd_algs[ARRAY_SIZE(aria_algs)]; static int __init aria_avx_init(void) { const char *feature_name; + int ret; + int enabled_gfni = 0; if (!boot_cpu_has(X86_FEATURE_AVX) || !boot_cpu_has(X86_FEATURE_AES) || @@ -188,15 +190,20 @@ static int __init aria_avx_init(void) aria_ops.aria_encrypt_16way = aria_aesni_avx_gfni_encrypt_16way; aria_ops.aria_decrypt_16way = aria_aesni_avx_gfni_decrypt_16way; aria_ops.aria_ctr_crypt_16way = aria_aesni_avx_gfni_ctr_crypt_16way; + enabled_gfni = 1; } else { aria_ops.aria_encrypt_16way = aria_aesni_avx_encrypt_16way; aria_ops.aria_decrypt_16way = aria_aesni_avx_decrypt_16way; aria_ops.aria_ctr_crypt_16way = aria_aesni_avx_ctr_crypt_16way; } - return simd_register_skciphers_compat(aria_algs, - ARRAY_SIZE(aria_algs), - aria_simd_algs); + ret = simd_register_skciphers_compat(aria_algs, + ARRAY_SIZE(aria_algs), + aria_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded (GFNI=%s)\n", + enabled_gfni ? "yes" : "no"); + return ret; } static void __exit aria_avx_exit(void) diff --git a/arch/x86/crypto/blake2s-glue.c b/arch/x86/crypto/blake2s-glue.c index ac7fb7a9922b..4f2f385f6674 100644 --- a/arch/x86/crypto/blake2s-glue.c +++ b/arch/x86/crypto/blake2s-glue.c @@ -66,11 +66,16 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init blake2s_mod_init(void) { + int enabled_ssse3 = 0; + int enabled_avx512 = 0; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; - if (boot_cpu_has(X86_FEATURE_SSSE3)) + if (boot_cpu_has(X86_FEATURE_SSSE3)) { + enabled_ssse3 = 1; static_branch_enable(&blake2s_use_ssse3); + } if (IS_ENABLED(CONFIG_AS_AVX512) && boot_cpu_has(X86_FEATURE_AVX) && @@ -78,9 +83,14 @@ static int __init blake2s_mod_init(void) boot_cpu_has(X86_FEATURE_AVX512F) && boot_cpu_has(X86_FEATURE_AVX512VL) && cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM | - XFEATURE_MASK_AVX512, NULL)) + XFEATURE_MASK_AVX512, NULL)) { + enabled_avx512 = 1; static_branch_enable(&blake2s_use_avx512); + } + pr_info("CPU-optimized crypto module loaded (SSSE3=%s, AVX512=%s)\n", + enabled_ssse3 ? "yes" : "no", + enabled_avx512 ? "yes" : "no"); return 0; } diff --git a/arch/x86/crypto/blowfish_glue.c b/arch/x86/crypto/blowfish_glue.c index 5cfcbb91c4ca..27b7aed9a488 100644 --- a/arch/x86/crypto/blowfish_glue.c +++ b/arch/x86/crypto/blowfish_glue.c @@ -336,6 +336,8 @@ static int __init blowfish_init(void) if (err) crypto_unregister_alg(&bf_cipher_alg); + if (!err) + pr_info("CPU-optimized crypto module loaded\n"); return err; } diff --git a/arch/x86/crypto/camellia_aesni_avx2_glue.c b/arch/x86/crypto/camellia_aesni_avx2_glue.c index 851f2a29963c..e6c4ed1e40d2 100644 --- a/arch/x86/crypto/camellia_aesni_avx2_glue.c +++ b/arch/x86/crypto/camellia_aesni_avx2_glue.c @@ -114,6 +114,7 @@ static struct simd_skcipher_alg *camellia_simd_algs[ARRAY_SIZE(camellia_algs)]; static int __init camellia_aesni_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -132,9 +133,12 @@ static int __init camellia_aesni_init(void) return -ENODEV; } - return simd_register_skciphers_compat(camellia_algs, + ret = simd_register_skciphers_compat(camellia_algs, ARRAY_SIZE(camellia_algs), camellia_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit camellia_aesni_fini(void) diff --git a/arch/x86/crypto/camellia_aesni_avx_glue.c b/arch/x86/crypto/camellia_aesni_avx_glue.c index 8846493c92fb..6a9eadf0fe90 100644 --- a/arch/x86/crypto/camellia_aesni_avx_glue.c +++ b/arch/x86/crypto/camellia_aesni_avx_glue.c @@ -113,6 +113,7 @@ static struct simd_skcipher_alg *camellia_simd_algs[ARRAY_SIZE(camellia_algs)]; static int __init camellia_aesni_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -130,9 +131,12 @@ static int __init camellia_aesni_init(void) return -ENODEV; } - return simd_register_skciphers_compat(camellia_algs, + ret = simd_register_skciphers_compat(camellia_algs, ARRAY_SIZE(camellia_algs), camellia_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit camellia_aesni_fini(void) diff --git a/arch/x86/crypto/camellia_glue.c b/arch/x86/crypto/camellia_glue.c index 3c14a904af00..94dd2973bb47 100644 --- a/arch/x86/crypto/camellia_glue.c +++ b/arch/x86/crypto/camellia_glue.c @@ -1410,6 +1410,9 @@ static int __init camellia_init(void) if (err) crypto_unregister_alg(&camellia_cipher_alg); + if (!err) + pr_info("CPU-optimized crypto module loaded\n"); + return err; } diff --git a/arch/x86/crypto/cast5_avx_glue.c b/arch/x86/crypto/cast5_avx_glue.c index fdeec0849ab5..b5ae17c3ac53 100644 --- a/arch/x86/crypto/cast5_avx_glue.c +++ b/arch/x86/crypto/cast5_avx_glue.c @@ -107,6 +107,7 @@ static struct simd_skcipher_alg *cast5_simd_algs[ARRAY_SIZE(cast5_algs)]; static int __init cast5_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -117,9 +118,12 @@ static int __init cast5_init(void) return -ENODEV; } - return simd_register_skciphers_compat(cast5_algs, + ret = simd_register_skciphers_compat(cast5_algs, ARRAY_SIZE(cast5_algs), cast5_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit cast5_exit(void) diff --git a/arch/x86/crypto/cast6_avx_glue.c b/arch/x86/crypto/cast6_avx_glue.c index 9258082408eb..d1c14a5f80d7 100644 --- a/arch/x86/crypto/cast6_avx_glue.c +++ b/arch/x86/crypto/cast6_avx_glue.c @@ -107,6 +107,7 @@ static struct simd_skcipher_alg *cast6_simd_algs[ARRAY_SIZE(cast6_algs)]; static int __init cast6_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -117,9 +118,12 @@ static int __init cast6_init(void) return -ENODEV; } - return simd_register_skciphers_compat(cast6_algs, + ret = simd_register_skciphers_compat(cast6_algs, ARRAY_SIZE(cast6_algs), cast6_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit cast6_exit(void) diff --git a/arch/x86/crypto/chacha_glue.c b/arch/x86/crypto/chacha_glue.c index 8e5cadc808b4..de424fbe9f0e 100644 --- a/arch/x86/crypto/chacha_glue.c +++ b/arch/x86/crypto/chacha_glue.c @@ -289,6 +289,9 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init chacha_simd_mod_init(void) { + int ret; + int enabled_avx2 = 0; + int enabled_avx512 = 0; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -298,15 +301,25 @@ static int __init chacha_simd_mod_init(void) if (boot_cpu_has(X86_FEATURE_AVX) && boot_cpu_has(X86_FEATURE_AVX2) && cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) { + enabled_avx2 = 1; static_branch_enable(&chacha_use_avx2); if (IS_ENABLED(CONFIG_AS_AVX512) && boot_cpu_has(X86_FEATURE_AVX512VL) && - boot_cpu_has(X86_FEATURE_AVX512BW)) /* kmovq */ + boot_cpu_has(X86_FEATURE_AVX512BW)) { /* kmovq */ + enabled_avx512 = 1; static_branch_enable(&chacha_use_avx512vl); + } } - return IS_REACHABLE(CONFIG_CRYPTO_SKCIPHER) ? + ret = IS_REACHABLE(CONFIG_CRYPTO_SKCIPHER) ? crypto_register_skciphers(algs, ARRAY_SIZE(algs)) : 0; + if (!ret) + pr_info("CPU-optimized crypto module loaded (AVX2=%s, AVX512=%s)\n", + enabled_avx2 ? "yes" : "no", + enabled_avx512 ? "yes" : "no"); + else + pr_info("CPU-optimized crypto module not loaded"); + return ret; } static void __exit chacha_simd_mod_fini(void) diff --git a/arch/x86/crypto/crc32-pclmul_glue.c b/arch/x86/crypto/crc32-pclmul_glue.c index bc2b31b04e05..c56d3d3ab0a0 100644 --- a/arch/x86/crypto/crc32-pclmul_glue.c +++ b/arch/x86/crypto/crc32-pclmul_glue.c @@ -190,9 +190,15 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init crc32_pclmul_mod_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; - return crypto_register_shash(&alg); + + ret = crypto_register_shash(&alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit crc32_pclmul_mod_fini(void) diff --git a/arch/x86/crypto/crc32c-intel_glue.c b/arch/x86/crypto/crc32c-intel_glue.c index ebf530934a3e..c633d303f19b 100644 --- a/arch/x86/crypto/crc32c-intel_glue.c +++ b/arch/x86/crypto/crc32c-intel_glue.c @@ -242,16 +242,27 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init crc32c_intel_mod_init(void) { - if (!x86_match_cpu(module_cpu_ids)) + int ret; + int pcl_enabled = 0; + + if (!x86_match_cpu(module_cpu_ids)) { + pr_info("CPU-optimized crypto module not loaded, required CPU feature (SSE4.2) not supported\n"); return -ENODEV; + } + #ifdef CONFIG_X86_64 if (boot_cpu_has(X86_FEATURE_PCLMULQDQ)) { + pcl_enabled = 1; alg.update = crc32c_pcl_intel_update; alg.finup = crc32c_pcl_intel_finup; alg.digest = crc32c_pcl_intel_digest; } #endif - return crypto_register_shash(&alg); + ret = crypto_register_shash(&alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded (PCLMULQDQ=%s)\n", + pcl_enabled ? "yes" : "no"); + return ret; } static void __exit crc32c_intel_mod_fini(void) diff --git a/arch/x86/crypto/crct10dif-pclmul_glue.c b/arch/x86/crypto/crct10dif-pclmul_glue.c index 03e35a1b7677..4476b9af1e61 100644 --- a/arch/x86/crypto/crct10dif-pclmul_glue.c +++ b/arch/x86/crypto/crct10dif-pclmul_glue.c @@ -146,10 +146,15 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init crct10dif_intel_mod_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; - return crypto_register_shash(&alg); + ret = crypto_register_shash(&alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit crct10dif_intel_mod_fini(void) diff --git a/arch/x86/crypto/curve25519-x86_64.c b/arch/x86/crypto/curve25519-x86_64.c index f9a1adb0c183..b9289feef375 100644 --- a/arch/x86/crypto/curve25519-x86_64.c +++ b/arch/x86/crypto/curve25519-x86_64.c @@ -1709,15 +1709,24 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init curve25519_mod_init(void) { + int ret; + int enabled_adx = 0; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; - if (boot_cpu_has(X86_FEATURE_BMI2) && boot_cpu_has(X86_FEATURE_ADX)) + if (boot_cpu_has(X86_FEATURE_BMI2) && boot_cpu_has(X86_FEATURE_ADX)) { + enabled_adx = 1; static_branch_enable(&curve25519_use_bmi2_adx); + } else return 0; - return IS_REACHABLE(CONFIG_CRYPTO_KPP) ? + ret = IS_REACHABLE(CONFIG_CRYPTO_KPP) ? crypto_register_kpp(&curve25519_alg) : 0; + if (!ret) + pr_info("CPU-optimized crypto module loaded (ADX=%s)\n", + enabled_adx ? "yes" : "no"); + return ret; } static void __exit curve25519_mod_exit(void) diff --git a/arch/x86/crypto/des3_ede_glue.c b/arch/x86/crypto/des3_ede_glue.c index 83e686a6c2f3..7b4dd02007ed 100644 --- a/arch/x86/crypto/des3_ede_glue.c +++ b/arch/x86/crypto/des3_ede_glue.c @@ -384,6 +384,8 @@ static int __init des3_ede_x86_init(void) if (err) crypto_unregister_alg(&des3_ede_cipher); + if (!err) + pr_info("CPU-optimized crypto module loaded\n"); return err; } diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c b/arch/x86/crypto/ghash-clmulni-intel_glue.c index 3ad55144da48..496a410eaff7 100644 --- a/arch/x86/crypto/ghash-clmulni-intel_glue.c +++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c @@ -349,6 +349,7 @@ static int __init ghash_pclmulqdqni_mod_init(void) if (err) goto err_shash; + pr_info("CPU-optimized crypto module loaded\n"); return 0; err_shash: diff --git a/arch/x86/crypto/nhpoly1305-avx2-glue.c b/arch/x86/crypto/nhpoly1305-avx2-glue.c index 40f49107e5a9..2dc7b618771f 100644 --- a/arch/x86/crypto/nhpoly1305-avx2-glue.c +++ b/arch/x86/crypto/nhpoly1305-avx2-glue.c @@ -68,6 +68,8 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init nhpoly1305_mod_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -75,7 +77,10 @@ static int __init nhpoly1305_mod_init(void) !boot_cpu_has(X86_FEATURE_OSXSAVE)) return -ENODEV; - return crypto_register_shash(&nhpoly1305_alg); + ret = crypto_register_shash(&nhpoly1305_alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit nhpoly1305_mod_exit(void) diff --git a/arch/x86/crypto/nhpoly1305-sse2-glue.c b/arch/x86/crypto/nhpoly1305-sse2-glue.c index bb40fed92c92..bf0f8ac7afd6 100644 --- a/arch/x86/crypto/nhpoly1305-sse2-glue.c +++ b/arch/x86/crypto/nhpoly1305-sse2-glue.c @@ -68,13 +68,18 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init nhpoly1305_mod_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; if (!boot_cpu_has(X86_FEATURE_XMM2)) return -ENODEV; - return crypto_register_shash(&nhpoly1305_alg); + ret = crypto_register_shash(&nhpoly1305_alg); + if (ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit nhpoly1305_mod_exit(void) diff --git a/arch/x86/crypto/poly1305_glue.c b/arch/x86/crypto/poly1305_glue.c index a2a7cb39cdec..c9ebb6b90d1f 100644 --- a/arch/x86/crypto/poly1305_glue.c +++ b/arch/x86/crypto/poly1305_glue.c @@ -273,22 +273,39 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init poly1305_simd_mod_init(void) { + int ret; + int enabled_avx = 0; + int enabled_avx2 = 0; + int enabled_avx512 = 0; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; if (boot_cpu_has(X86_FEATURE_AVX) && - cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) + cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) { + enabled_avx = 1; static_branch_enable(&poly1305_use_avx); + } if (boot_cpu_has(X86_FEATURE_AVX) && boot_cpu_has(X86_FEATURE_AVX2) && - cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) + cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) { + enabled_avx2 = 1; static_branch_enable(&poly1305_use_avx2); + } if (IS_ENABLED(CONFIG_AS_AVX512) && boot_cpu_has(X86_FEATURE_AVX) && boot_cpu_has(X86_FEATURE_AVX2) && boot_cpu_has(X86_FEATURE_AVX512F) && cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM | XFEATURE_MASK_AVX512, NULL) && /* Skylake downclocks unacceptably much when using zmm, but later generations are fast. */ - boot_cpu_data.x86_model != INTEL_FAM6_SKYLAKE_X) + boot_cpu_data.x86_model != INTEL_FAM6_SKYLAKE_X) { + enabled_avx512 = 1; static_branch_enable(&poly1305_use_avx512); - return IS_REACHABLE(CONFIG_CRYPTO_HASH) ? crypto_register_shash(&alg) : 0; + } + ret = IS_REACHABLE(CONFIG_CRYPTO_HASH) ? crypto_register_shash(&alg) : 0; + if (!ret) + pr_info("CPU-optimized crypto module loaded (AVX=%s, AVX2=%s, AVX512=%s)\n", + enabled_avx ? "yes" : "no", + enabled_avx2 ? "yes" : "no", + enabled_avx512 ? "yes" : "no"); + return ret; } static void __exit poly1305_simd_mod_exit(void) diff --git a/arch/x86/crypto/polyval-clmulni_glue.c b/arch/x86/crypto/polyval-clmulni_glue.c index 5a345db20ca9..7a3a80085c90 100644 --- a/arch/x86/crypto/polyval-clmulni_glue.c +++ b/arch/x86/crypto/polyval-clmulni_glue.c @@ -183,13 +183,18 @@ MODULE_DEVICE_TABLE(x86cpu, pcmul_cpu_id); static int __init polyval_clmulni_mod_init(void) { + int ret; + if (!x86_match_cpu(pcmul_cpu_id)) return -ENODEV; if (!boot_cpu_has(X86_FEATURE_AVX)) return -ENODEV; - return crypto_register_shash(&polyval_alg); + ret = crypto_register_shash(&polyval_alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit polyval_clmulni_mod_exit(void) diff --git a/arch/x86/crypto/serpent_avx2_glue.c b/arch/x86/crypto/serpent_avx2_glue.c index 5944bf5ead2e..bf59addaf804 100644 --- a/arch/x86/crypto/serpent_avx2_glue.c +++ b/arch/x86/crypto/serpent_avx2_glue.c @@ -108,8 +108,8 @@ static struct simd_skcipher_alg *serpent_simd_algs[ARRAY_SIZE(serpent_algs)]; static int __init serpent_avx2_init(void) { const char *feature_name; + int ret; - if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; if (!boot_cpu_has(X86_FEATURE_AVX2) || !boot_cpu_has(X86_FEATURE_OSXSAVE)) { @@ -122,9 +122,12 @@ static int __init serpent_avx2_init(void) return -ENODEV; } - return simd_register_skciphers_compat(serpent_algs, + ret = simd_register_skciphers_compat(serpent_algs, ARRAY_SIZE(serpent_algs), serpent_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit serpent_avx2_fini(void) diff --git a/arch/x86/crypto/serpent_avx_glue.c b/arch/x86/crypto/serpent_avx_glue.c index 45713c7a4cb9..7b0c02a61552 100644 --- a/arch/x86/crypto/serpent_avx_glue.c +++ b/arch/x86/crypto/serpent_avx_glue.c @@ -114,6 +114,7 @@ static struct simd_skcipher_alg *serpent_simd_algs[ARRAY_SIZE(serpent_algs)]; static int __init serpent_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -124,9 +125,12 @@ static int __init serpent_init(void) return -ENODEV; } - return simd_register_skciphers_compat(serpent_algs, + ret = simd_register_skciphers_compat(serpent_algs, ARRAY_SIZE(serpent_algs), serpent_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit serpent_exit(void) diff --git a/arch/x86/crypto/serpent_sse2_glue.c b/arch/x86/crypto/serpent_sse2_glue.c index d8aa0d3fbf15..f82880ef6f10 100644 --- a/arch/x86/crypto/serpent_sse2_glue.c +++ b/arch/x86/crypto/serpent_sse2_glue.c @@ -116,6 +116,8 @@ static struct simd_skcipher_alg *serpent_simd_algs[ARRAY_SIZE(serpent_algs)]; static int __init serpent_sse2_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -124,9 +126,12 @@ static int __init serpent_sse2_init(void) return -ENODEV; } - return simd_register_skciphers_compat(serpent_algs, + ret = simd_register_skciphers_compat(serpent_algs, ARRAY_SIZE(serpent_algs), serpent_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit serpent_sse2_exit(void) diff --git a/arch/x86/crypto/sm3_avx_glue.c b/arch/x86/crypto/sm3_avx_glue.c index 475b9637a06d..532f07b05745 100644 --- a/arch/x86/crypto/sm3_avx_glue.c +++ b/arch/x86/crypto/sm3_avx_glue.c @@ -125,6 +125,7 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init sm3_avx_mod_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -145,7 +146,10 @@ static int __init sm3_avx_mod_init(void) return -ENODEV; } - return crypto_register_shash(&sm3_avx_alg); + ret = crypto_register_shash(&sm3_avx_alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit sm3_avx_mod_exit(void) diff --git a/arch/x86/crypto/sm4_aesni_avx2_glue.c b/arch/x86/crypto/sm4_aesni_avx2_glue.c index 3fe9e170b880..42819ee5d36d 100644 --- a/arch/x86/crypto/sm4_aesni_avx2_glue.c +++ b/arch/x86/crypto/sm4_aesni_avx2_glue.c @@ -143,6 +143,7 @@ simd_sm4_aesni_avx2_skciphers[ARRAY_SIZE(sm4_aesni_avx2_skciphers)]; static int __init sm4_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -161,9 +162,12 @@ static int __init sm4_init(void) return -ENODEV; } - return simd_register_skciphers_compat(sm4_aesni_avx2_skciphers, + ret = simd_register_skciphers_compat(sm4_aesni_avx2_skciphers, ARRAY_SIZE(sm4_aesni_avx2_skciphers), simd_sm4_aesni_avx2_skciphers); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit sm4_exit(void) diff --git a/arch/x86/crypto/sm4_aesni_avx_glue.c b/arch/x86/crypto/sm4_aesni_avx_glue.c index 14ae012948ae..8a25376d341f 100644 --- a/arch/x86/crypto/sm4_aesni_avx_glue.c +++ b/arch/x86/crypto/sm4_aesni_avx_glue.c @@ -461,8 +461,8 @@ simd_sm4_aesni_avx_skciphers[ARRAY_SIZE(sm4_aesni_avx_skciphers)]; static int __init sm4_init(void) { const char *feature_name; + int ret; - if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; if (!boot_cpu_has(X86_FEATURE_AVX) || @@ -478,9 +478,12 @@ static int __init sm4_init(void) return -ENODEV; } - return simd_register_skciphers_compat(sm4_aesni_avx_skciphers, + ret = simd_register_skciphers_compat(sm4_aesni_avx_skciphers, ARRAY_SIZE(sm4_aesni_avx_skciphers), simd_sm4_aesni_avx_skciphers); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit sm4_exit(void) diff --git a/arch/x86/crypto/twofish_avx_glue.c b/arch/x86/crypto/twofish_avx_glue.c index 044e4f92e2c0..ccf016bf6ef2 100644 --- a/arch/x86/crypto/twofish_avx_glue.c +++ b/arch/x86/crypto/twofish_avx_glue.c @@ -117,6 +117,7 @@ static struct simd_skcipher_alg *twofish_simd_algs[ARRAY_SIZE(twofish_algs)]; static int __init twofish_init(void) { const char *feature_name; + int ret; if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -126,9 +127,12 @@ static int __init twofish_init(void) return -ENODEV; } - return simd_register_skciphers_compat(twofish_algs, - ARRAY_SIZE(twofish_algs), - twofish_simd_algs); + ret = simd_register_skciphers_compat(twofish_algs, + ARRAY_SIZE(twofish_algs), + twofish_simd_algs); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit twofish_exit(void) diff --git a/arch/x86/crypto/twofish_glue.c b/arch/x86/crypto/twofish_glue.c index 031ed290c755..5756b9cab982 100644 --- a/arch/x86/crypto/twofish_glue.c +++ b/arch/x86/crypto/twofish_glue.c @@ -92,10 +92,15 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init twofish_glue_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; - return crypto_register_alg(&alg); + ret = crypto_register_alg(&alg); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit twofish_glue_fini(void) diff --git a/arch/x86/crypto/twofish_glue_3way.c b/arch/x86/crypto/twofish_glue_3way.c index 7e2a18e3abe7..2fde637b40c8 100644 --- a/arch/x86/crypto/twofish_glue_3way.c +++ b/arch/x86/crypto/twofish_glue_3way.c @@ -151,6 +151,8 @@ MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); static int __init twofish_3way_init(void) { + int ret; + if (!x86_match_cpu(module_cpu_ids)) return -ENODEV; @@ -162,8 +164,11 @@ static int __init twofish_3way_init(void) return -ENODEV; } - return crypto_register_skciphers(tf_skciphers, - ARRAY_SIZE(tf_skciphers)); + ret = crypto_register_skciphers(tf_skciphers, + ARRAY_SIZE(tf_skciphers)); + if (!ret) + pr_info("CPU-optimized crypto module loaded\n"); + return ret; } static void __exit twofish_3way_fini(void)

[v2,16/19] crypto: x86 - print CPU optimized loaded messages

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