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Thu, 08 Jan 2026 01:19:56 -0800 (PST) X-Relaying-Domain: purestorage.com Received: from dev-csander.dev.purestorage.com (dev-csander.dev.purestorage.com [10.112.6.120]) by c7-smtp-2023.dev.purestorage.com (Postfix) with ESMTP id 9166C34223B; Thu, 8 Jan 2026 02:19:55 -0700 (MST) Received: by dev-csander.dev.purestorage.com (Postfix, from userid 1557716354) id 8BEFCE42F2C; Thu, 8 Jan 2026 02:19:55 -0700 (MST) From: Caleb Sander Mateos To: Ming Lei , Jens Axboe , Shuah Khan Cc: linux-block@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Stanley Zhang , Uday Shankar , "Martin K . Petersen" , Caleb Sander Mateos Subject: [PATCH v4 04/19] ublk: set UBLK_IO_F_INTEGRITY in ublksrv_io_desc Date: Thu, 8 Jan 2026 02:19:32 -0700 Message-ID: <20260108091948.1099139-5-csander@purestorage.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20260108091948.1099139-1-csander@purestorage.com> References: <20260108091948.1099139-1-csander@purestorage.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Indicate to the ublk server when an incoming request has integrity data by setting UBLK_IO_F_INTEGRITY in the ublksrv_io_desc's op_flags field. Signed-off-by: Caleb Sander Mateos Reviewed-by: Ming Lei --- drivers/block/ublk_drv.c | 3 +++ include/uapi/linux/ublk_cmd.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index b91b2111f280..7310d8761d2b 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -1125,10 +1125,13 @@ static inline unsigned int ublk_req_build_flags(str= uct request *req) flags |=3D UBLK_IO_F_NOUNMAP; =20 if (req->cmd_flags & REQ_SWAP) flags |=3D UBLK_IO_F_SWAP; =20 + if (blk_integrity_rq(req)) + flags |=3D UBLK_IO_F_INTEGRITY; + return flags; } =20 static blk_status_t ublk_setup_iod(struct ublk_queue *ubq, struct request = *req) { diff --git a/include/uapi/linux/ublk_cmd.h b/include/uapi/linux/ublk_cmd.h index 4c141d7e4710..dfde4aee39eb 100644 --- a/include/uapi/linux/ublk_cmd.h +++ b/include/uapi/linux/ublk_cmd.h @@ -412,10 +412,12 @@ struct ublksrv_ctrl_dev_info { * * ublk server has to check this flag if UBLK_AUTO_BUF_REG_FALLBACK is * passed in. */ #define UBLK_IO_F_NEED_REG_BUF (1U << 17) +/* Request has an integrity data buffer */ +#define UBLK_IO_F_INTEGRITY (1UL << 18) =20 /* * io cmd is described by this structure, and stored in share memory, inde= xed * by request tag. * --=20 2.45.2