From patchwork Wed Jun 26 10:06:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anuj Gupta X-Patchwork-Id: 13712785 Received: from mailout2.samsung.com (mailout2.samsung.com [203.254.224.25]) (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 0015A17DE11 for ; Wed, 26 Jun 2024 11:42:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.254.224.25 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719402165; cv=none; b=cJkYODkTbqGNi9m91t26600sURPps05nBbFQn6lhniDWYjnfQeip3CpQ5uV7E1Ck7SDfwtYLQh/gd/q6HpiBTE5qUxmAJYRKe9pMY1ozuj3GMajaEQGWlykO8r57NYV0dJOXitbe//CX2Ch7qRAkyY/x4KO5vgnvEq+8DddmxrU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719402165; c=relaxed/simple; bh=Ye60aMacrW6f9lG8I1I8yRoH+wWZJi7uruWP6l4rL6s=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:MIME-Version: Content-Type:References; b=kx0bLhI7YVwnmCB5nA9h0jDsCn2Gk9nVKVMuM0QKYoiQc/oOpi0lIeYoDgJqmqdJhxwi7FzNHwM4ABtir9HTZgFf4dwWRkIJt8JE/Ao4TTmeKDQzdY3HWLe0wD6NaNGDmc9iTjcxpAjX7uYoUh4JUBmTeveVF6SuMATSFkY8eNk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com; spf=pass smtp.mailfrom=samsung.com; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b=TGUTI+ph; arc=none smtp.client-ip=203.254.224.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=samsung.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="TGUTI+ph" Received: from epcas5p3.samsung.com (unknown [182.195.41.41]) by mailout2.samsung.com (KnoxPortal) with ESMTP id 20240626114240epoutp0273c451de41f89fd0429f847586d0c1c0~ciye_eh1O3227832278epoutp02h for ; Wed, 26 Jun 2024 11:42:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout2.samsung.com 20240626114240epoutp0273c451de41f89fd0429f847586d0c1c0~ciye_eh1O3227832278epoutp02h DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1719402160; bh=5kTE0BFBF0NkwRuxNrhjo9kS5g5kwSIAlNctz7NPi7g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TGUTI+phcjZ1TYfhStHM/mQEDWWq8mcUG/ouaZgdlw2l0AMEECtrpVlROHMuxg0fH V4NMiQaU4u6+iUCgHhYoJ5OBjpt8FYRJR52NyfCjh5f3VEk7w6fw/EpzyDBfLJ0h22 LHJXdj8ORAWpiSfYgxCzP+hPbDCoRtCnVM1hDkjk= Received: from epsnrtp4.localdomain (unknown [182.195.42.165]) by epcas5p1.samsung.com (KnoxPortal) with ESMTP id 20240626114240epcas5p18ae0d2cffa9a01de8d3875c1abd5d0c2~ciyedy0ae2539325393epcas5p1g; Wed, 26 Jun 2024 11:42:40 +0000 (GMT) Received: from epsmges5p2new.samsung.com (unknown [182.195.38.181]) by epsnrtp4.localdomain (Postfix) with ESMTP id 4W8KZ55tlVz4x9Pq; Wed, 26 Jun 2024 11:42:37 +0000 (GMT) Received: from epcas5p3.samsung.com ( [182.195.41.41]) by epsmges5p2new.samsung.com (Symantec Messaging Gateway) with SMTP id CF.18.09989.CAEFB766; Wed, 26 Jun 2024 20:42:36 +0900 (KST) Received: from epsmtrp2.samsung.com (unknown [182.195.40.14]) by epcas5p2.samsung.com (KnoxPortal) with ESMTPA id 20240626101523epcas5p2616cf568575685bd251d28fc1398d4cd~chmRklWea2650826508epcas5p25; Wed, 26 Jun 2024 10:15:23 +0000 (GMT) Received: from epsmgms1p2new.samsung.com (unknown [182.195.42.42]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20240626101523epsmtrp26c71078e361bf1739cf506d2c5548f49~chmRj1d7j1237112371epsmtrp2S; Wed, 26 Jun 2024 10:15:23 +0000 (GMT) X-AuditID: b6c32a4a-bffff70000002705-79-667bfeaca198 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2new.samsung.com (Symantec Messaging Gateway) with SMTP id 8A.6A.19057.B3AEB766; Wed, 26 Jun 2024 19:15:23 +0900 (KST) Received: from localhost.localdomain (unknown [107.99.41.245]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20240626101521epsmtip19437341e5e71640b9f53f9f64293488b~chmQE0-LX0147101471epsmtip1U; Wed, 26 Jun 2024 10:15:21 +0000 (GMT) From: Anuj Gupta To: asml.silence@gmail.com, mpatocka@redhat.com, axboe@kernel.dk, hch@lst.de, kbusch@kernel.org, martin.petersen@oracle.com Cc: io-uring@vger.kernel.org, linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, Kanchan Joshi Subject: [PATCH v2 07/10] block: define meta io descriptor Date: Wed, 26 Jun 2024 15:36:57 +0530 Message-Id: <20240626100700.3629-8-anuj20.g@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240626100700.3629-1-anuj20.g@samsung.com> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrEJsWRmVeSWpSXmKPExsWy7bCmpu6af9VpBrsmaVnMWbWN0WL13X42 i5WrjzJZvGs9x2Jx9P9bNotJh64xWuy9pW0xf9lTdovlx/8xWUzsuMrkwOWxc9Zddo/LZ0s9 Nq3qZPPYvKTeY/fNBjaPj09vsXi833eVzaNvyypGj8+b5AI4o7JtMlITU1KLFFLzkvNTMvPS bZW8g+Od403NDAx1DS0tzJUU8hJzU22VXHwCdN0yc4DOVFIoS8wpBQoFJBYXK+nb2RTll5ak KmTkF5fYKqUWpOQUmBToFSfmFpfmpevlpZZYGRoYGJkCFSZkZ9x8/4K9YCtrxfG25+wNjCtZ uhg5OSQETCTePHrJ2sXIxSEksJtRYurzb1DOJ0aJlke7mCCcb4wSD+fNYYVpubpiOVTVXkaJ zfefQzmfGSVmNt0CG8wmoC5x5HkrI4gtIlArsbJ1OjtIEbNAA6NE94Tv7CAJYQEriX2rz7KB 2CwCqhLH/nSANfMKWEgcvbiOHWKdvMTMSxD1nAKWEnc2b2eEqBGUODnzCVg9M1BN89bZzCAL JARmckgserwM6lYXiVtLXkHZwhKvjm+BGiol8fndXjYIO13ix+WnTBB2gUTzsX2MELa9ROup fqChHEALNCXW79KHCMtKTD21jgliL59E7+8nUK28EjvmwdhKEu0r50DZEhJ7zzVA2R4Ss55P ZYSEVg+jxLGWVSwTGBVmIflnFpJ/ZiGsXsDIvIpRMrWgODc9tdi0wCgvtRwez8n5uZsYwYlX y2sH48MHH/QOMTJxMB5ilOBgVhLhDS2pShPiTUmsrEotyo8vKs1JLT7EaAoM8InMUqLJ+cDU n1cSb2hiaWBiZmZmYmlsZqgkzvu6dW6KkEB6YklqdmpqQWoRTB8TB6dUA5OOtqH3tqlCxyKT mUNCah7p8UYtjFn903P+DcWbydu3Hd9bkvNc4/7resOr792nS3q9tn3Pv3TKFKVOz5WrLa+L hbv95Eg86mu1rSB138PTquuKdviYWGuxTAz7aLzwhXKabUaceJpBwre6fZWu5YdsViR4mIqo SPKeVTxaue57dZu/jdAKFvvp2bPi/xuc+vp0f+aRdBM5q1tn/uk0P1xlZbHc5O3ysgr/ggX5 PpJTbzytrjt8+ol/uWdzjfraje+CvE9PelFx7oU9t8FbzdzFfW7NEm2nl1gU2PkytfMxa2ct eJDjuqGfM8M1f6NklviEWzxGhjUvNqX9b1v06NHsk1/O3fHL7ZpYxnQzU4mlOCPRUIu5qDgR AOu3e7tFBAAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrJLMWRmVeSWpSXmKPExsWy7bCSnK71q+o0g0c/JCzmrNrGaLH6bj+b xcrVR5ks3rWeY7E4+v8tm8WkQ9cYLfbe0raYv+wpu8Xy4/+YLCZ2XGVy4PLYOesuu8fls6Ue m1Z1snlsXlLvsftmA5vHx6e3WDze77vK5tG3ZRWjx+dNcgGcUVw2Kak5mWWpRfp2CVwZN9+/ YC/YylpxvO05ewPjSpYuRk4OCQETiasrlrN2MXJxCAnsZpR40TCbFSIhIXHq5TJGCFtYYuW/ 5+wQRR8ZJWataATrZhNQlzjyvJURJCEi0MoocWBqC5jDLNDCKDG3tYUdpEpYwEpi3+qzbCA2 i4CqxLE/HWDdvAIWEkcvrmOHWCEvMfPSdzCbU8BS4s7m7WCrhYBqHjxvZoWoF5Q4OfMJWC8z UH3z1tnMExgFZiFJzUKSWsDItIpRMrWgODc9t9iwwCgvtVyvODG3uDQvXS85P3cTIzg2tLR2 MO5Z9UHvECMTB+MhRgkOZiUR3tCSqjQh3pTEyqrUovz4otKc1OJDjNIcLErivN9e96YICaQn lqRmp6YWpBbBZJk4OKUamEwbCiXftgctNahYVMLcIOVX8u7Z8ZU7JP7OU5wrudv3eb3OUo2F cyv2556QWJ/mbBqpdFUvtOXuvFp/l6VHSre0qsdNNM85XXH38I0SzflG03OnOKezaGqdLrS/ tqJleZD8iXPtf29ZRT1dXXCZMYBBKrQx8cSGix/Oya8xqop7HRScc85c9mR62ZGqfZwJU1k4 GFa/OnCD9ZS3l+Fl2aJfGxUftL803Xn/3abe2bxvY9azflzDoON04EnWRIsKuRnOzIt41T99 0U07l8lkunqBSW3Rmjv2W9cGl54qrLgyV0hN59XUc7sf+i0pVHr8TTl//6b45Uc8+LI7lU9d /97t8uJrOOv8R/cNDly7XqTEUpyRaKjFXFScCADxPj0i/AIAAA== X-CMS-MailID: 20240626101523epcas5p2616cf568575685bd251d28fc1398d4cd X-Msg-Generator: CA X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240626101523epcas5p2616cf568575685bd251d28fc1398d4cd References: <20240626100700.3629-1-anuj20.g@samsung.com> From: Kanchan Joshi Introduces a new 'uio_meta' structure that upper layer can use to pass the meta/integrity information. This is a prep patch. Signed-off-by: Kanchan Joshi --- include/linux/bio.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/bio.h b/include/linux/bio.h index c90168274188..966e22a04996 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -332,6 +332,12 @@ enum bip_flags { BIP_CLONED = 1 << 7, /* Indicates that bip is cloned */ }; +struct uio_meta { + u16 flags; + u16 apptag; + struct iov_iter iter; +}; + /* * bio integrity payload */