[PATCH 01/17] s390/sha3: Rename conflicting functions

Eric Biggers ebiggers at kernel.org
Sun Oct 19 17:50:22 PDT 2025


From: David Howells <dhowells at redhat.com>

Rename the s390 sha3_* functions to have an "s390_" prefix to avoid
conflict with generic code.

Signed-off-by: David Howells <dhowells at redhat.com>
Acked-By: Harald Freudenberger <freude at linux.ibm.com>
cc: Eric Biggers <ebiggers at kernel.org>
cc: "Jason A. Donenfeld" <Jason at zx2c4.com>
cc: Ard Biesheuvel <ardb at kernel.org>
cc: Holger Dengler <dengler at linux.ibm.com>
cc: Herbert Xu <herbert at gondor.apana.org.au>
cc: Stephan Mueller <smueller at chronox.de>
cc: linux-crypto at vger.kernel.org
cc: linux-s390 at vger.kernel.org
Link: https://lore.kernel.org/r/20251017144311.817771-2-dhowells@redhat.com
Signed-off-by: Eric Biggers <ebiggers at kernel.org>
---
 arch/s390/crypto/sha3_256_s390.c | 26 +++++++++++++-------------
 arch/s390/crypto/sha3_512_s390.c | 26 +++++++++++++-------------
 2 files changed, 26 insertions(+), 26 deletions(-)

diff --git a/arch/s390/crypto/sha3_256_s390.c b/arch/s390/crypto/sha3_256_s390.c
index 03bb4f4bab701..fd5ecae60a572 100644
--- a/arch/s390/crypto/sha3_256_s390.c
+++ b/arch/s390/crypto/sha3_256_s390.c
@@ -17,11 +17,11 @@
 #include <linux/module.h>
 #include <linux/string.h>
 
 #include "sha.h"
 
-static int sha3_256_init(struct shash_desc *desc)
+static int s390_sha3_256_init(struct shash_desc *desc)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
 	sctx->first_message_part = test_facility(86);
 	if (!sctx->first_message_part)
@@ -30,11 +30,11 @@ static int sha3_256_init(struct shash_desc *desc)
 	sctx->func = CPACF_KIMD_SHA3_256;
 
 	return 0;
 }
 
-static int sha3_256_export(struct shash_desc *desc, void *out)
+static int s390_sha3_256_export(struct shash_desc *desc, void *out)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 	union {
 		u8 *u8;
 		u64 *u64;
@@ -48,11 +48,11 @@ static int sha3_256_export(struct shash_desc *desc, void *out)
 	for (i = 0; i < SHA3_STATE_SIZE / 8; i++)
 		put_unaligned(le64_to_cpu(sctx->sha3.state[i]), p.u64++);
 	return 0;
 }
 
-static int sha3_256_import(struct shash_desc *desc, const void *in)
+static int s390_sha3_256_import(struct shash_desc *desc, const void *in)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 	union {
 		const u8 *u8;
 		const u64 *u64;
@@ -66,26 +66,26 @@ static int sha3_256_import(struct shash_desc *desc, const void *in)
 	sctx->func = CPACF_KIMD_SHA3_256;
 
 	return 0;
 }
 
-static int sha3_224_import(struct shash_desc *desc, const void *in)
+static int s390_sha3_224_import(struct shash_desc *desc, const void *in)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
-	sha3_256_import(desc, in);
+	s390_sha3_256_import(desc, in);
 	sctx->func = CPACF_KIMD_SHA3_224;
 	return 0;
 }
 
 static struct shash_alg sha3_256_alg = {
 	.digestsize	=	SHA3_256_DIGEST_SIZE,	   /* = 32 */
-	.init		=	sha3_256_init,
+	.init		=	s390_sha3_256_init,
 	.update		=	s390_sha_update_blocks,
 	.finup		=	s390_sha_finup,
-	.export		=	sha3_256_export,
-	.import		=	sha3_256_import,
+	.export		=	s390_sha3_256_export,
+	.import		=	s390_sha3_256_import,
 	.descsize	=	S390_SHA_CTX_SIZE,
 	.statesize	=	SHA3_STATE_SIZE,
 	.base		=	{
 		.cra_name	 =	"sha3-256",
 		.cra_driver_name =	"sha3-256-s390",
@@ -94,26 +94,26 @@ static struct shash_alg sha3_256_alg = {
 		.cra_blocksize	 =	SHA3_256_BLOCK_SIZE,
 		.cra_module	 =	THIS_MODULE,
 	}
 };
 
-static int sha3_224_init(struct shash_desc *desc)
+static int s390_sha3_224_init(struct shash_desc *desc)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
-	sha3_256_init(desc);
+	s390_sha3_256_init(desc);
 	sctx->func = CPACF_KIMD_SHA3_224;
 	return 0;
 }
 
 static struct shash_alg sha3_224_alg = {
 	.digestsize	=	SHA3_224_DIGEST_SIZE,
-	.init		=	sha3_224_init,
+	.init		=	s390_sha3_224_init,
 	.update		=	s390_sha_update_blocks,
 	.finup		=	s390_sha_finup,
-	.export		=	sha3_256_export, /* same as for 256 */
-	.import		=	sha3_224_import, /* function code different! */
+	.export		=	s390_sha3_256_export, /* same as for 256 */
+	.import		=	s390_sha3_224_import, /* function code different! */
 	.descsize	=	S390_SHA_CTX_SIZE,
 	.statesize	=	SHA3_STATE_SIZE,
 	.base		=	{
 		.cra_name	 =	"sha3-224",
 		.cra_driver_name =	"sha3-224-s390",
diff --git a/arch/s390/crypto/sha3_512_s390.c b/arch/s390/crypto/sha3_512_s390.c
index a5c9690eecb19..f4b52a3a04339 100644
--- a/arch/s390/crypto/sha3_512_s390.c
+++ b/arch/s390/crypto/sha3_512_s390.c
@@ -16,11 +16,11 @@
 #include <linux/module.h>
 #include <linux/string.h>
 
 #include "sha.h"
 
-static int sha3_512_init(struct shash_desc *desc)
+static int s390_sha3_512_init(struct shash_desc *desc)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
 	sctx->first_message_part = test_facility(86);
 	if (!sctx->first_message_part)
@@ -29,11 +29,11 @@ static int sha3_512_init(struct shash_desc *desc)
 	sctx->func = CPACF_KIMD_SHA3_512;
 
 	return 0;
 }
 
-static int sha3_512_export(struct shash_desc *desc, void *out)
+static int s390_sha3_512_export(struct shash_desc *desc, void *out)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 	union {
 		u8 *u8;
 		u64 *u64;
@@ -47,11 +47,11 @@ static int sha3_512_export(struct shash_desc *desc, void *out)
 	for (i = 0; i < SHA3_STATE_SIZE / 8; i++)
 		put_unaligned(le64_to_cpu(sctx->sha3.state[i]), p.u64++);
 	return 0;
 }
 
-static int sha3_512_import(struct shash_desc *desc, const void *in)
+static int s390_sha3_512_import(struct shash_desc *desc, const void *in)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 	union {
 		const u8 *u8;
 		const u64 *u64;
@@ -65,26 +65,26 @@ static int sha3_512_import(struct shash_desc *desc, const void *in)
 	sctx->func = CPACF_KIMD_SHA3_512;
 
 	return 0;
 }
 
-static int sha3_384_import(struct shash_desc *desc, const void *in)
+static int s390_sha3_384_import(struct shash_desc *desc, const void *in)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
-	sha3_512_import(desc, in);
+	s390_sha3_512_import(desc, in);
 	sctx->func = CPACF_KIMD_SHA3_384;
 	return 0;
 }
 
 static struct shash_alg sha3_512_alg = {
 	.digestsize	=	SHA3_512_DIGEST_SIZE,
-	.init		=	sha3_512_init,
+	.init		=	s390_sha3_512_init,
 	.update		=	s390_sha_update_blocks,
 	.finup		=	s390_sha_finup,
-	.export		=	sha3_512_export,
-	.import		=	sha3_512_import,
+	.export		=	s390_sha3_512_export,
+	.import		=	s390_sha3_512_import,
 	.descsize	=	S390_SHA_CTX_SIZE,
 	.statesize	=	SHA3_STATE_SIZE,
 	.base		=	{
 		.cra_name	 =	"sha3-512",
 		.cra_driver_name =	"sha3-512-s390",
@@ -95,26 +95,26 @@ static struct shash_alg sha3_512_alg = {
 	}
 };
 
 MODULE_ALIAS_CRYPTO("sha3-512");
 
-static int sha3_384_init(struct shash_desc *desc)
+static int s390_sha3_384_init(struct shash_desc *desc)
 {
 	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
-	sha3_512_init(desc);
+	s390_sha3_512_init(desc);
 	sctx->func = CPACF_KIMD_SHA3_384;
 	return 0;
 }
 
 static struct shash_alg sha3_384_alg = {
 	.digestsize	=	SHA3_384_DIGEST_SIZE,
-	.init		=	sha3_384_init,
+	.init		=	s390_sha3_384_init,
 	.update		=	s390_sha_update_blocks,
 	.finup		=	s390_sha_finup,
-	.export		=	sha3_512_export, /* same as for 512 */
-	.import		=	sha3_384_import, /* function code different! */
+	.export		=	s390_sha3_512_export, /* same as for 512 */
+	.import		=	s390_sha3_384_import, /* function code different! */
 	.descsize	=	S390_SHA_CTX_SIZE,
 	.statesize	=	SHA3_STATE_SIZE,
 	.base		=	{
 		.cra_name	 =	"sha3-384",
 		.cra_driver_name =	"sha3-384-s390",
-- 
2.51.1.dirty




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