From: Harald Freudenberger <freude@linux.ibm.com>
To: dengler@linux.ibm.com, fcallies@linux.ibm.com, ifranzki@linux.ibm.com
Cc: freude@linux.ibm.com, linux-s390@vger.kernel.org,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
linux-crypto@vger.kernel.org
Subject: [PATCH v2 4/6] s390/crypto: Fix missing cra_flags in paes_s390
Date: Mon, 17 Aug 2026 12:42:01 +0200 [thread overview]
Message-ID: <20260817104203.74033-5-freude@linux.ibm.com> (raw)
In-Reply-To: <20260817104203.74033-1-freude@linux.ibm.com>
The 4 algorithms implemented in paes_s390 never had any cra_flags
set. So add code which sets the cra_flag to CRYPTO_ALG_ASYNC and
CRYPTO_ALG_NO_FALLBACK.
Fixes: 4ccd065a69df ("crypto: ahash - Add support for drivers with no fallback")
Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Cc: stable@vger.kernel.org # 6.17+
---
arch/s390/crypto/paes_s390.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/s390/crypto/paes_s390.c b/arch/s390/crypto/paes_s390.c
index e8bbfc376ebb..03446bfac37f 100644
--- a/arch/s390/crypto/paes_s390.c
+++ b/arch/s390/crypto/paes_s390.c
@@ -579,6 +579,7 @@ static struct skcipher_engine_alg ecb_paes_alg = {
.base.cra_name = "ecb(paes)",
.base.cra_driver_name = "ecb-paes-s390",
.base.cra_priority = 401, /* combo: aes + ecb + 1 */
+ .base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NO_FALLBACK,
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct s390_paes_ctx),
.base.cra_module = THIS_MODULE,
@@ -847,6 +848,7 @@ static struct skcipher_engine_alg cbc_paes_alg = {
.base.cra_name = "cbc(paes)",
.base.cra_driver_name = "cbc-paes-s390",
.base.cra_priority = 402, /* cbc-paes-s390 + 1 */
+ .base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NO_FALLBACK,
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct s390_paes_ctx),
.base.cra_module = THIS_MODULE,
@@ -1162,6 +1164,7 @@ static struct skcipher_engine_alg ctr_paes_alg = {
.base.cra_name = "ctr(paes)",
.base.cra_driver_name = "ctr-paes-s390",
.base.cra_priority = 402, /* ecb-paes-s390 + 1 */
+ .base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NO_FALLBACK,
.base.cra_blocksize = 1,
.base.cra_ctxsize = sizeof(struct s390_paes_ctx),
.base.cra_module = THIS_MODULE,
@@ -1611,6 +1614,7 @@ static struct skcipher_engine_alg xts_paes_alg = {
.base.cra_name = "xts(paes)",
.base.cra_driver_name = "xts-paes-s390",
.base.cra_priority = 402, /* ecb-paes-s390 + 1 */
+ .base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NO_FALLBACK,
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct s390_pxts_ctx),
.base.cra_module = THIS_MODULE,
--
2.43.0
next prev parent reply other threads:[~2026-08-17 10:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-17 10:41 [PATCH v2 0/6] Fixes and rework for paes_s390 Harald Freudenberger
2026-08-17 10:41 ` [PATCH v2 1/6] s390/crypto: Fix return code handling at skcipher_walk_done in PAES algorithms Harald Freudenberger
2026-08-17 10:41 ` [PATCH v2 2/6] s390/crypto: Fix missing scrub of temp buffers with PAES algorithm Harald Freudenberger
2026-08-17 10:42 ` [PATCH v2 3/6] s390/crypto: Fix use of mutex in atomic context in PAES Harald Freudenberger
2026-08-17 10:42 ` Harald Freudenberger [this message]
2026-08-17 10:42 ` [PATCH v2 5/6] s390/crypto: Fix handling of EBUSY in PAES when req is pushed to crypto engine Harald Freudenberger
2026-08-17 10:42 ` [PATCH v2 6/6] s390/crypto: Fix handling of EBUSY in PHMAC " Harald Freudenberger
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