add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/arm/crypto/poly1305-glue.c
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@@ -12,6 +12,7 @@
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 #include <crypto/algapi.h>
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 #include <crypto/internal/hash.h>
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 #include <crypto/internal/poly1305.h>
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+#include <crypto/internal/simd.h>
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 #include <linux/cpufeature.h>
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 #include <linux/crypto.h>
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 #include <linux/jump_label.h>
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@@ -28,7 +29,7 @@
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 static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_neon);
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-void poly1305_init_arch(struct poly1305_desc_ctx *dctx, const u8 *key)
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+void poly1305_init_arch(struct poly1305_desc_ctx *dctx, const u8 key[POLY1305_KEY_SIZE])
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 {
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 	poly1305_init_arm(&dctx->h, key);
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 	dctx->s[0] = get_unaligned_le32(key + 16);
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@@ -125,7 +126,7 @@
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 						   unsigned int srclen)
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 {
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 	struct poly1305_desc_ctx *dctx = shash_desc_ctx(desc);
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-	bool do_neon = may_use_simd() && srclen > 128;
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+	bool do_neon = crypto_simd_usable() && srclen > 128;
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 	if (static_branch_likely(&have_neon) && do_neon)
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 		kernel_neon_begin();
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@@ -139,7 +140,7 @@
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 			  unsigned int nbytes)
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 {
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 	bool do_neon = IS_ENABLED(CONFIG_KERNEL_MODE_NEON) &&
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-		       may_use_simd();
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+		       crypto_simd_usable();
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 	if (unlikely(dctx->buflen)) {
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 		u32 bytes = min(nbytes, POLY1305_BLOCK_SIZE - dctx->buflen);