[PATCH v3 04/74] x86/cpu/vfm: Update arch/x86/crypto/poly1305_glue.c

Tony Luck
2024-04-16T21:19:59Z

arch/x86/crypto/poly1305_glue.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/crypto/poly1305_glue.c b/arch/x86/crypto/poly1305_glue.c
index 1dfb8af48a3c..9738995080bc 100644
--- a/arch/x86/crypto/poly1305_glue.c
+++ b/arch/x86/crypto/poly1305_glue.c
@@ -12,6 +12,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/sizes.h>
+#include <asm/cpu_device_id.h>
#include <asm/intel-family.h>
#include <asm/simd.h>

@@ -269,7 +270,7 @@ static int __init poly1305_simd_mod_init(void)
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_vfm != INTEL_SKYLAKE_X)
static_branch_enable(&poly1305_use_avx512);
return IS_REACHABLE(CONFIG_CRYPTO_HASH) ? crypto_register_shash(&alg) : 0;
}
--
2.44.0