diff mbox series

[RFC,3/3] crypto: qat - remove CRYPTO_ALG_ALLOCATES_MEMORY flag

Message ID 20220303180036.13475-4-giovanni.cabiddu@intel.com (mailing list archive)
State RFC
Delegated to: Herbert Xu
Headers show
Series crypto: qat - fix dm-crypt related issues | expand

Commit Message

Cabiddu, Giovanni March 3, 2022, 6 p.m. UTC 
Remove the CRYPTO_ALG_ALLOCATES_MEMORY flag from the aead and skcipher
alg structures.

This allows the QAT driver to be used by dm-crypt after it has been
changed to (1) use pre-allocated buffers in the datapath and (2) to
handle skcipher and aead requests with the CRYPTO_TFM_REQ_MAY_BACKLOG
flag set.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Marco Chiappero <marco.chiappero@intel.com>
Reviewed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
---
 drivers/crypto/qat/qat_common/qat_algs.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/drivers/crypto/qat/qat_common/qat_algs.c b/drivers/crypto/qat/qat_common/qat_algs.c
index 765377cebcca..38ccb20c507e 100644
--- a/drivers/crypto/qat/qat_common/qat_algs.c
+++ b/drivers/crypto/qat/qat_common/qat_algs.c
@@ -1588,7 +1588,7 @@  static struct aead_alg qat_aeads[] = { {
 		.cra_name = "authenc(hmac(sha1),cbc(aes))",
 		.cra_driver_name = "qat_aes_cbc_hmac_sha1",
 		.cra_priority = 4001,
-		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
+		.cra_flags = CRYPTO_ALG_ASYNC,
 		.cra_blocksize = AES_BLOCK_SIZE,
 		.cra_ctxsize = sizeof(struct qat_alg_aead_ctx),
 		.cra_module = THIS_MODULE,
@@ -1605,7 +1605,7 @@  static struct aead_alg qat_aeads[] = { {
 		.cra_name = "authenc(hmac(sha256),cbc(aes))",
 		.cra_driver_name = "qat_aes_cbc_hmac_sha256",
 		.cra_priority = 4001,
-		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
+		.cra_flags = CRYPTO_ALG_ASYNC,
 		.cra_blocksize = AES_BLOCK_SIZE,
 		.cra_ctxsize = sizeof(struct qat_alg_aead_ctx),
 		.cra_module = THIS_MODULE,
@@ -1622,7 +1622,7 @@  static struct aead_alg qat_aeads[] = { {
 		.cra_name = "authenc(hmac(sha512),cbc(aes))",
 		.cra_driver_name = "qat_aes_cbc_hmac_sha512",
 		.cra_priority = 4001,
-		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
+		.cra_flags = CRYPTO_ALG_ASYNC,
 		.cra_blocksize = AES_BLOCK_SIZE,
 		.cra_ctxsize = sizeof(struct qat_alg_aead_ctx),
 		.cra_module = THIS_MODULE,
@@ -1640,7 +1640,7 @@  static struct skcipher_alg qat_skciphers[] = { {
 	.base.cra_name = "cbc(aes)",
 	.base.cra_driver_name = "qat_aes_cbc",
 	.base.cra_priority = 4001,
-	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
+	.base.cra_flags = CRYPTO_ALG_ASYNC,
 	.base.cra_blocksize = AES_BLOCK_SIZE,
 	.base.cra_ctxsize = sizeof(struct qat_alg_skcipher_ctx),
 	.base.cra_alignmask = 0,
@@ -1658,7 +1658,7 @@  static struct skcipher_alg qat_skciphers[] = { {
 	.base.cra_name = "ctr(aes)",
 	.base.cra_driver_name = "qat_aes_ctr",
 	.base.cra_priority = 4001,
-	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
+	.base.cra_flags = CRYPTO_ALG_ASYNC,
 	.base.cra_blocksize = 1,
 	.base.cra_ctxsize = sizeof(struct qat_alg_skcipher_ctx),
 	.base.cra_alignmask = 0,
@@ -1676,8 +1676,7 @@  static struct skcipher_alg qat_skciphers[] = { {
 	.base.cra_name = "xts(aes)",
 	.base.cra_driver_name = "qat_aes_xts",
 	.base.cra_priority = 4001,
-	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK |
-			  CRYPTO_ALG_ALLOCATES_MEMORY,
+	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK,
 	.base.cra_blocksize = AES_BLOCK_SIZE,
 	.base.cra_ctxsize = sizeof(struct qat_alg_skcipher_ctx),
 	.base.cra_alignmask = 0,