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Fri, 26 Apr 2024 03:47:04 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas5p3.samsung.com (KnoxPortal) with ESMTPA id 20240425184704epcas5p3b9eb6cce9c9658eb1d0d32937e778a5d~JmlVCx69z2385723857epcas5p3v; Thu, 25 Apr 2024 18:47:04 +0000 (GMT) Received: from epsmgms1p2new.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20240425184704epsmtrp18d551fa6e17310e3273e8197843ea9c7~JmlVCCY9O0085200852epsmtrp1W; Thu, 25 Apr 2024 18:47:04 +0000 (GMT) X-AuditID: b6c32a4b-5cdff700000025c1-22-662aa528bc6d Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2new.samsung.com (Symantec Messaging Gateway) with SMTP id AE.B4.08390.725AA266; Fri, 26 Apr 2024 03:47:03 +0900 (KST) Received: from localhost.localdomain (unknown [107.99.41.245]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20240425184702epsmtip1e3c93d2f39f3720b3bbf1b4c9c180f46~JmlTSyjgm3266832668epsmtip16; Thu, 25 Apr 2024 18:47:02 +0000 (GMT) From: Kanchan Joshi To: axboe@kernel.dk, martin.petersen@oracle.com, kbusch@kernel.org, hch@lst.de, brauner@kernel.org Cc: asml.silence@gmail.com, dw@davidwei.uk, io-uring@vger.kernel.org, linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, gost.dev@samsung.com, Kanchan Joshi Subject: [PATCH 07/10] block: define meta io descriptor Date: Fri, 26 Apr 2024 00:09:40 +0530 Message-Id: <20240425183943.6319-8-joshi.k@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240425183943.6319-1-joshi.k@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+NgFlrNJsWRmVeSWpSXmKPExsWy7bCmhq7GUq00g1k98hZzVm1jtFh9t5/N 4vXhT4wWr2asZbO4eWAnk8XK1UeZLN61nmOxOPr/LZvFpEPXGC323tK2mL/sKbvF8uP/mBx4 PK7NmMjisXPWXXaPy2dLPTat6mTz2Lyk3mP3zQY2j49Pb7F49G1ZxejxeZNcAGdUtk1GamJK apFCal5yfkpmXrqtkndwvHO8qZmBoa6hpYW5kkJeYm6qrZKLT4CuW2YO0MFKCmWJOaVAoYDE 4mIlfTubovzSklSFjPziElul1IKUnAKTAr3ixNzi0rx0vbzUEitDAwMjU6DChOyMtXsOsxZM Za1YfCq8gbGfpYuRk0NCwERi3RMQm4tDSGA3o8TCLa/AEkICnxglDjwvgkh8Y5TYdPgWG0zH k/3fWSGK9jJKzLwpDlH0mVHizLyZQN0cHGwCmhIXJpeC1IgIpEi8WveaEaSGWeAAo8Si50/A BgkLmEts2riTHcRmEVCVODdhDpjNCxS/u+oX1DJ5iZmXvoPFOQUsJCZfPA1VIyhxcuYTsEuZ gWqat85mBlkgITCXQ+LzjE9MEM0uEjvXzGaHsIUlXh3fAmVLSbzsb4OykyUuzTwHVV8i8XjP QSjbXqL1VD8zyDPMQM+s36UPsYtPovf3EyaQsIQAr0RHmxBEtaLEvUlPWSFscYmHM5ZA2R4S 7S+WM0HCp5tR4tGKlywTGOVnIXlhFpIXZiFsW8DIvIpRMrWgODc9tdi0wDgvtRwercn5uZsY walWy3sH46MHH/QOMTJxMB5ilOBgVhLhvflRI02INyWxsiq1KD++qDQntfgQoykwjCcyS4km 5wOTfV5JvKGJpYGJmZmZiaWxmaGSOO/r1rkpQgLpiSWp2ampBalFMH1MHJxSDUzLvCxqoqPn ObEt1ec+Kr1GSLJssYnFtzWxR/1L1y1POvEhr9tey46/yzEs32JdaGjcEUbWo3NUPi1f4rRo Sq/X21SBixe231p9JsGgLGhfRPSRc9XNTNkZUff7g85oRK9ymPW+9rZD3R6OTVafvlsEaCmd lVWO+TtZq8DVOu/M5C2n33n+PnGuWWPVhWj+hPnbVJ/9XFQtvT3o34WrmzqiJ3W7ZDY8+aW3 KzRgW/UkoUc17qdZa/5wfvl646flq+0OenLli/0WJurWX9CbKtPebb3eYO2yZPGTjPMfFj5m uWCStbHG34pB8k36iydibuv85p5S/O6nGnKIeXHvXIYFJ1c9U2Bs8v6kuMb/yRMlluKMREMt 5qLiRADtL2aEPgQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrPLMWRmVeSWpSXmKPExsWy7bCSnK76Uq00gytsFnNWbWO0WH23n83i 9eFPjBavZqxls7h5YCeTxcrVR5ks3rWeY7E4+v8tm8WkQ9cYLfbe0raYv+wpu8Xy4/+YHHg8 rs2YyOKxc9Zddo/LZ0s9Nq3qZPPYvKTeY/fNBjaPj09vsXj0bVnF6PF5k1wAZxSXTUpqTmZZ apG+XQJXxto9h1kLprJWLD4V3sDYz9LFyMkhIWAi8WT/d9YuRi4OIYHdjBKN+y6xQSTEJZqv /WCHsIUlVv57zg5R9JFR4v/EjUDdHBxsApoSFyaXgtSICGRJ7O2/AlbDLHCCUeLQ/MNgzcIC 5hKbNu4Es1kEVCXOTZgDZvMCxe+u+gW1TF5i5qXvYHFOAQuJyRdPg9lCQDVT1yxihKgXlDg5 8wnY1cxA9c1bZzNPYBSYhSQ1C0lqASPTKkbJ1ILi3PTcYsMCo7zUcr3ixNzi0rx0veT83E2M 4DjR0trBuGfVB71DjEwcjIcYJTiYlUR4b37USBPiTUmsrEotyo8vKs1JLT7EKM3BoiTO++11 b4qQQHpiSWp2ampBahFMlomDU6qBibk2YEnr2n27D5x/HO223jp7o2vc+z8T+GcKqRlwpqpd naeT4eja25zu9dpm6zuLNaVLLJvc76270RpVkXna4sKpq/e0Fa/67eu/NVv4p1vC5g7VcLFF Jc+ef+jdE1bJbZ62gTmrfErlnnOCBw7O+ix8j/fj5jVnPggK7p37Umanx3Wnmiu827zVb8yd bB2Zy1ZqFKzXFxlgMOtYz1mBaf7brFOLd98L1jvVwnP0/9rZgYahUp1fw9cIndPQ9j60aSLT xIIExfVTjz5XDDlUwXlQO8Ly4LI5gTuvPS83T0isi9cz+VK+mjt+o5H0HZ/uPUnODuXLbyVm Lpj873dM7uuV316oaoiL/vxp1CM5SYmlOCPRUIu5qDgRABmbW38CAwAA X-CMS-MailID: 20240425184704epcas5p3b9eb6cce9c9658eb1d0d32937e778a5d X-Msg-Generator: CA CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240425184704epcas5p3b9eb6cce9c9658eb1d0d32937e778a5d References: <20240425183943.6319-1-joshi.k@samsung.com> Introduces a new 'uio_meta' structure that upper layer (io_uring) 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 20cf47fc851f..0281b356935a 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -331,6 +331,12 @@ enum bip_flags { BIP_COPY_USER = 1 << 6, /* Kernel bounce buffer in use */ }; +struct uio_meta { + u16 flags; + u16 apptag; + struct iov_iter iter; +}; + /* * bio integrity payload */