From 0462706042913d83317cdb4d21753f81eed2d48a Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Wed, 13 Dec 2017 18:30:31 +0100 Subject: crypto: compile on UML We basically just don't use FPU in UML. Signed-off-by: Jason A. Donenfeld --- src/crypto/chacha20poly1305.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/crypto/chacha20poly1305.c') diff --git a/src/crypto/chacha20poly1305.c b/src/crypto/chacha20poly1305.c index 4173973..6be96f6 100644 --- a/src/crypto/chacha20poly1305.c +++ b/src/crypto/chacha20poly1305.c @@ -46,6 +46,7 @@ static bool chacha20poly1305_use_avx512vl __read_mostly; void __init chacha20poly1305_fpu_init(void) { +#ifndef CONFIG_UML chacha20poly1305_use_ssse3 = boot_cpu_has(X86_FEATURE_SSSE3); chacha20poly1305_use_avx = boot_cpu_has(X86_FEATURE_AVX) && cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL); @@ -58,6 +59,7 @@ void __init chacha20poly1305_fpu_init(void) chacha20poly1305_use_avx512vl = boot_cpu_has(X86_FEATURE_AVX) && boot_cpu_has(X86_FEATURE_AVX2) && 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); #endif +#endif } #elif defined(CONFIG_ARM) || defined(CONFIG_ARM64) asmlinkage void poly1305_init_arm(void *ctx, const u8 key[16]); -- cgit v1.2.3