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From: Leonid Ravich <lravich@amazon.com>
To: <linux-crypto@vger.kernel.org>, <dm-devel@lists.linux.dev>
Cc: <herbert@gondor.apana.org.au>, <davem@davemloft.net>,
	<ebiggers@kernel.org>, <agk@redhat.com>, <snitzer@kernel.org>,
	<mpatocka@redhat.com>, <bmarzins@redhat.com>,
	<linux-kernel@vger.kernel.org>
Subject: [PATCH v6 3/6] crypto: skcipher - add crypto_skcipher_req_seg() helper
Date: Thu, 24 Sep 2026 07:58:43 +0000	[thread overview]
Message-ID: <20260924075846.28203-4-lravich@amazon.com> (raw)
In-Reply-To: <20260924075846.28203-1-lravich@amazon.com>

Thin skcipher wrapper over crypto_tfm_req_seg() (mirroring
crypto_acomp_req_seg()), so the skcipher mid-layer can ask whether an
algorithm advertises native multi-unit (CRYPTO_ALG_REQ_SEG) support.

Signed-off-by: Leonid Ravich <lravich@amazon.com>
---
 include/crypto/internal/skcipher.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h
index a965b6aabf61..8e9353f4252e 100644
--- a/include/crypto/internal/skcipher.h
+++ b/include/crypto/internal/skcipher.h
@@ -249,6 +249,11 @@ static inline bool crypto_skcipher_tested(struct crypto_skcipher *tfm)
 	return tfm_base->__crt_alg->cra_flags & CRYPTO_ALG_TESTED;
 }
 
+static inline bool crypto_skcipher_req_seg(struct crypto_skcipher *tfm)
+{
+	return crypto_tfm_req_seg(&tfm->base);
+}
+
 static inline void *skcipher_request_ctx(struct skcipher_request *req)
 {
 	return req->__ctx;
-- 
2.47.3


  parent reply	other threads:[~2026-09-24  7:59 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-24  7:58 [PATCH v6 0/6] crypto: skcipher - multi-data-unit request splitting Leonid Ravich
2026-09-24  7:58 ` [PATCH v6 1/6] crypto: skcipher - add per-request unit_size Leonid Ravich
2026-09-24  7:58 ` [PATCH v6 2/6] crypto: acomp - Add bit to indicate segmentation support Leonid Ravich
2026-09-24  7:58 ` Leonid Ravich [this message]
2026-09-24  7:58 ` [PATCH v6 4/6] crypto: skcipher - split multi-unit requests in the API layer Leonid Ravich
2026-09-24  7:58 ` [PATCH v6 5/6] crypto: testmgr - test multi-unit dispatch Leonid Ravich
2026-09-24  7:58 ` [PATCH v6 6/6] dm crypt: batch a bio segment's sectors via multi-unit requests Leonid Ravich

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