write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/arch/arm/crypto/chacha-glue.c
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@@ -9,6 +9,7 @@
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 #include <crypto/algapi.h>
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 #include <crypto/internal/chacha.h>
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+#include <crypto/internal/simd.h>
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 #include <crypto/internal/skcipher.h>
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 #include <linux/jump_label.h>
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 #include <linux/kernel.h>
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@@ -33,7 +34,7 @@
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 static inline bool neon_usable(void)
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 {
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-	return static_branch_likely(&use_neon) && may_use_simd();
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+	return static_branch_likely(&use_neon) && crypto_simd_usable();
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 }
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 static void chacha_doneon(u32 *state, u8 *dst, const u8 *src,
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@@ -295,7 +296,7 @@
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 {
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 	int err = 0;
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-	if (IS_REACHABLE(CONFIG_CRYPTO_BLKCIPHER)) {
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+	if (IS_REACHABLE(CONFIG_CRYPTO_SKCIPHER)) {
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 		err = crypto_register_skciphers(arm_algs, ARRAY_SIZE(arm_algs));
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 		if (err)
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 			return err;
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@@ -319,7 +320,7 @@
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 			static_branch_enable(&use_neon);
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 		}
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-		if (IS_REACHABLE(CONFIG_CRYPTO_BLKCIPHER)) {
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+		if (IS_REACHABLE(CONFIG_CRYPTO_SKCIPHER)) {
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 			err = crypto_register_skciphers(neon_algs, ARRAY_SIZE(neon_algs));
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 			if (err)
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 				crypto_unregister_skciphers(arm_algs, ARRAY_SIZE(arm_algs));
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@@ -330,7 +331,7 @@
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 static void __exit chacha_simd_mod_fini(void)
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 {
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-	if (IS_REACHABLE(CONFIG_CRYPTO_BLKCIPHER)) {
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+	if (IS_REACHABLE(CONFIG_CRYPTO_SKCIPHER)) {
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 		crypto_unregister_skciphers(arm_algs, ARRAY_SIZE(arm_algs));
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 		if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && (elf_hwcap & HWCAP_NEON))
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 			crypto_unregister_skciphers(neon_algs, ARRAY_SIZE(neon_algs));