From bddaca79f57aac71d63d2cb4713de5ee4320cc28 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Sun, 7 Oct 2018 00:19:14 +0200
Subject: compat: make asm/simd.h conditional on its existence

Android kernels backported it, complicating things.
---
 src/compat/compat.h | 18 ------------------
 1 file changed, 18 deletions(-)

(limited to 'src/compat/compat.h')

diff --git a/src/compat/compat.h b/src/compat/compat.h
index 8c366f5..796736c 100644
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -737,24 +737,6 @@ static inline void crypto_xor_cpy(u8 *dst, const u8 *src1, const u8 *src2,
 #define read_cpuid_part() read_cpuid_part_number()
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0) || (!defined(CONFIG_X86_64) && !defined(CONFIG_ARM64) && !defined(CONFIG_ARM))
-#if defined(CONFIG_X86_64)
-#include <asm/fpu/api.h>
-#endif
-static __must_check inline bool may_use_simd(void)
-{
-#if defined(CONFIG_X86_64)
-	return irq_fpu_usable();
-#elif defined(CONFIG_ARM64) && defined(CONFIG_KERNEL_MODE_NEON)
-	return true;
-#elif defined(CONFIG_ARM) && defined(CONFIG_KERNEL_MODE_NEON)
-	return !in_nmi() && !in_irq() && !in_serving_softirq();
-#else
-	return false;
-#endif
-}
-#endif
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
 #define hlist_add_behind(a, b) hlist_add_after(b, a)
 #endif
-- 
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