From patchwork Sat Dec 21 09:10:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Biggers X-Patchwork-Id: 13917722 X-Patchwork-Delegate: herbert@gondor.apana.org.au Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DA04B1F190A for ; Sat, 21 Dec 2024 09:11:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734772292; cv=none; b=Sjja6dqiRQ3jpivfO1A930CoDkVzs77bn4wptIRwERm19HPmQe6JaA4B6dkB2gHumayUG+b/3EYOQxjaeUKzmAV+ba2g4fS2mazxgEdhLNocVHLCzR/Z6iCsiI+2Xb60bzaZcbIrOc0c7NlN/SlQYcmT2QlZgMigIcdkia5aAKc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734772292; c=relaxed/simple; bh=2nhmId8pbA4hd6z9AgDYhLqfIP1ELc8P6LVbb7WGcqw=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=vDskzeM4/Q24PeIqp1tDXpUgnxtVuuNSRTs4ZjrcA8qFduP8/dEK5kyS9uTFLdsz1pyjzMw3Apg/tULYye4rPA8irEhGPhtAluJJficl9wje2TpnHF6kEV2nXY78dVMT+GvS3gdK0/y1Tf0NqxIjG3r5JvuG3HvMLipeCfVSwyA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RMMOUh+n; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RMMOUh+n" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 503F2C4CED4 for ; Sat, 21 Dec 2024 09:11:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734772292; bh=2nhmId8pbA4hd6z9AgDYhLqfIP1ELc8P6LVbb7WGcqw=; h=From:To:Subject:Date:In-Reply-To:References:From; b=RMMOUh+npTSxrX4x6CngGwaLEw3dhtG2tAaaeLLIsWk7Hyn/8BzmFHUMcGKV9wwwX oLwHSapa9R5GmyBciACQxf1/wGPiENP/8hSNKRUPpMEB3ssGfe/qf5lihwl0EnVGcI lkjexImPCFrllbwkp7FOhAmkwNCnsO9s8cYEZT1N2i92MU4c0kcVyNIGLoR3mXQn3G eaEdqBEeuYceX77gNcZfJL6xKkh1bKyM2aqf1ZY159QcHp3fpe7loXDeNh4v2oYSgL khxkyI9UNZJmSnnyFgY1cvuQkW+aOJiF8NMhqLRT7nASB93OjW9TD+qsmQi8ByXvou +BnO+lk+DuR4g== From: Eric Biggers To: linux-crypto@vger.kernel.org Subject: [PATCH 08/29] crypto: skcipher - call cond_resched() directly Date: Sat, 21 Dec 2024 01:10:35 -0800 Message-ID: <20241221091056.282098-9-ebiggers@kernel.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241221091056.282098-1-ebiggers@kernel.org> References: <20241221091056.282098-1-ebiggers@kernel.org> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Eric Biggers In skcipher_walk_done(), instead of calling crypto_yield() which requires a translation between flags, just call cond_resched() directly. This has the same effect. Signed-off-by: Eric Biggers --- crypto/skcipher.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/crypto/skcipher.c b/crypto/skcipher.c index 7ef2e4ddf07a..441e1d254d36 100644 --- a/crypto/skcipher.c +++ b/crypto/skcipher.c @@ -144,12 +144,12 @@ int skcipher_walk_done(struct skcipher_walk *walk, int res) scatterwalk_advance(&walk->out, n); scatterwalk_done(&walk->in, 0, total); scatterwalk_done(&walk->out, 1, total); if (total) { - crypto_yield(walk->flags & SKCIPHER_WALK_SLEEP ? - CRYPTO_TFM_REQ_MAY_SLEEP : 0); + if (walk->flags & SKCIPHER_WALK_SLEEP) + cond_resched(); walk->flags &= ~(SKCIPHER_WALK_SLOW | SKCIPHER_WALK_COPY | SKCIPHER_WALK_DIFF); return skcipher_walk_next(walk); }