From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793648308; b=f7+qsi7rmk8NoQAkEpIbCV+dInM8sglgr6aLaxKcm8K/nf4d1cc0hZnBl6yj73fQz4Ul 8gSg/3aLO7952po0By9DmO+Mv3rxnQAwufabr+J1v4Ba57E4WvpfMC0ZhT1lRMTv0TYmm XqSbFNez9m+A5YmNUbJFLy4HYUBdR1GXpYXmhqsTwSwnreNRxDBYR6jQHq0g4ZIgscGQi VQt1DIAsvlA4K0VPRRoKrR8FrsN+3ZT7fZrU+AseppkPeFZ4tyDvwoQvyHAHrwGKOA1vI a2/oFjos2vi5P4Y8YN+kWsiYCzn4TPqX+x4NIKfDAYSpuQ44cZv/+7WrEKr72Lw6fPg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793648308; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=D7qlUV+nBUl0w31mSXgU622VViW3fiHDfgPmoKmYCLI=; b=U8eusQZuz0Nog0ABAUVXNatTW5T+LRS8Rnc58pWBMy8oVG3i3X1cs54c/faitZM9cWAX u4bB5nCKPsDqnpL9HMnNP4df0/hiQuNBR0X3EyEXCXDeQjhCiATP3x0XyrksSh7FuHIib 8ZjNBlN6xqqve/HHwkFr144N7Ic9JucO6zwtqi6dsBex9sA0UBxs2OcVU8401kyQeroem z/apBNoy7s19SILAl8ls+ctkWimjup/3BFveqCaLPzh6/kb9cWhCnBs5C0GLRZciTsQEC H2gYdtv51CDT7u6gs5nuy+YbKYvvEP9OeeG+/+poasKSzf7vVbvkJYv4bChpNgCGxPg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=TZbn6rMG; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CA11E606A330 for ; Mon, 2 Nov 2026 19:38:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=TZbn6rMG Received: by smtp.kernel.org (Postfix) with ESMTPSA id 12F571F00A1A; Mon, 2 Nov 2026 19:38:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793648307; bh=D7qlUV+nBUl0w31mSXgU622VViW3fiHDfgPmoKmYCLI=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=TZbn6rMGwkPjjQH2t+i2qz/aQ8QJJzqx8oeqFWF6YetUfrDPL48iWf/nLY5qgQlC8 /sFi44uH6G9ZlHTsL4wSU5N8VVo2AffM3/iMHQ0IWLMM0t0v3NEgXsr+FMiWhEP5Mt aP2IMbvEL7AwCjnIcRRL8glbkdhmhisyxU0tr6T/1YEP7FbpzUNn8zHgk3kprgCxRk Fbzsz99bE2K+h+pBg3ppEsC7ydFQUiSUZGiBcROZy2XS4JsGXcXZiTnO9HF94PXRRd GXFUKa2UByE95pHoHsITOaNa5zMqi5+vS8C3Y7SbPyrZQNYawdf+YX/VhZk45zf+Hj SaRm6rExnuxOw== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v5 06/10] dmaengine: dw: simplify transfer-complete handling Reply-To: sashiko-reviews@lists.linux.dev To: "James Hilliard" Cc: linux-serial@vger.kernel.org In-Reply-To: <20261102-submit-dw-dma-synchronize-v1-v5-6-d3207758fbf9@gmail.com> References: <20261102-submit-dw-dma-synchronize-v1-v5-0-d3207758fbf9@gmail.com> <20261102-submit-dw-dma-synchronize-v1-v5-6-d3207758fbf9@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 02 Nov 2026 19:38:26 +0000 X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > With hardware-LLP residue handled by the status getter, the descriptor > scanner only needs to process transfer-complete events. Return through a > common unlock path when no event or active descriptor remains, and flatten > the completion handling. >=20 > Only one transaction is active on a channel. Detach that descriptor before > starting the next queued transfer, keeping cookie completion under the > channel lock and client notification outside it. Preserve software-LLP > block advancement before completing the transaction. >=20 > Signed-off-by: James Hilliard Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261102-submit-dw-= dma-synchronize-v1-v5-0-d3207758fbf9@gmail.com?part=3D6