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From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Ilya Dryomov <idryomov@gmail.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Jason Wang <jasowang@redhat.com>,
	Minchan Kim <minchan@kernel.org>,
	Sergey Senozhatsky <senozhatsky@chromium.org>,
	Keith Busch <kbusch@kernel.org>, Sagi Grimberg <sagi@grimberg.me>,
	Chaitanya Kulkarni <kch@nvidia.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	David Howells <dhowells@redhat.com>,
	Marc Dionne <marc.dionne@auristor.com>,
	Xiubo Li <xiubli@redhat.com>, Steve French <sfrench@samba.org>,
	Trond Myklebust <trond.myklebust@hammerspace.com>,
	Anna Schumaker <anna@kernel.org>,
	Mike Marshall <hubcap@omnibond.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Chuck Lever <chuck.lever@oracle.com>,
	linux-block@vger.kernel.org, ceph-devel@vger.kernel.org,
	virtualization@lists.linux-foundation.org,
	linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org,
	target-devel@vger.kernel.org, kvm@vger.kernel.org,
	netdev@vger.kernel.org, linux-afs@lists.infradead.org,
	linux-cifs@vger.kernel.org, samba-technical@lists.samba.org,
	linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org,
	devel@lists.orangefs.org, io-uring@vger.kernel.org,
	linux-mm@kvack.org,
	Johannes Thumshirn <johannes.thumshirn@wdc.com>
Subject: [PATCH 06/23] nvmet: use bvec_set_page to initialize bvecs
Date: Fri,  3 Feb 2023 16:06:17 +0100	[thread overview]
Message-ID: <20230203150634.3199647-7-hch@lst.de> (raw)
In-Reply-To: <20230203150634.3199647-1-hch@lst.de>

Use the bvec_set_page helper to initialize bvecs.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
---
 drivers/nvme/target/io-cmd-file.c | 10 ++--------
 drivers/nvme/target/tcp.c         |  5 ++---
 2 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c
index 871c4f32f443f5..2d068439b129c5 100644
--- a/drivers/nvme/target/io-cmd-file.c
+++ b/drivers/nvme/target/io-cmd-file.c
@@ -73,13 +73,6 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns)
 	return ret;
 }
 
-static void nvmet_file_init_bvec(struct bio_vec *bv, struct scatterlist *sg)
-{
-	bv->bv_page = sg_page(sg);
-	bv->bv_offset = sg->offset;
-	bv->bv_len = sg->length;
-}
-
 static ssize_t nvmet_file_submit_bvec(struct nvmet_req *req, loff_t pos,
 		unsigned long nr_segs, size_t count, int ki_flags)
 {
@@ -146,7 +139,8 @@ static bool nvmet_file_execute_io(struct nvmet_req *req, int ki_flags)
 
 	memset(&req->f.iocb, 0, sizeof(struct kiocb));
 	for_each_sg(req->sg, sg, req->sg_cnt, i) {
-		nvmet_file_init_bvec(&req->f.bvec[bv_cnt], sg);
+		bvec_set_page(&req->f.bvec[bv_cnt], sg_page(sg), sg->length,
+			      sg->offset);
 		len += req->f.bvec[bv_cnt].bv_len;
 		total_len += req->f.bvec[bv_cnt].bv_len;
 		bv_cnt++;
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index cc05c094de221d..c5759eb503d004 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -321,9 +321,8 @@ static void nvmet_tcp_build_pdu_iovec(struct nvmet_tcp_cmd *cmd)
 	while (length) {
 		u32 iov_len = min_t(u32, length, sg->length - sg_offset);
 
-		iov->bv_page = sg_page(sg);
-		iov->bv_len = sg->length;
-		iov->bv_offset = sg->offset + sg_offset;
+		bvec_set_page(iov, sg_page(sg), sg->length,
+				sg->offset + sg_offset);
 
 		length -= iov_len;
 		sg = sg_next(sg);
-- 
2.39.0


  parent reply	other threads:[~2023-02-03 15:07 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-03 15:06 add bvec initialization helpers v2 Christoph Hellwig
2023-02-03 15:06 ` [PATCH 01/23] block: factor out a bvec_set_page helper Christoph Hellwig
2023-02-03 15:06 ` [PATCH 02/23] block: add a bvec_set_folio helper Christoph Hellwig
2023-02-03 15:06 ` [PATCH 03/23] block: add a bvec_set_virt helper Christoph Hellwig
2023-02-03 15:06 ` [PATCH 04/23] sd: factor out a sd_set_special_bvec helper Christoph Hellwig
2023-02-03 15:06 ` [PATCH 05/23] target: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 15:06 ` Christoph Hellwig [this message]
2023-02-03 15:06 ` [PATCH 07/23] nvme: use bvec_set_virt to initialize special_vec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 08/23] rbd: use bvec_set_page to initialize the copy up bvec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 09/23] virtio_blk: use bvec_set_virt to initialize special_vec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 10/23] zram: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 15:06 ` [PATCH 11/23] afs: use bvec_set_folio to initialize a bvec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 12/23] ceph: use bvec_set_page " Christoph Hellwig
2023-02-03 17:14   ` Ilya Dryomov
2023-02-03 15:06 ` [PATCH 13/23] cifs: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 15:06 ` [PATCH 14/23] coredump: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 15/23] nfs: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 15:06 ` [PATCH 16/23] orangefs: use bvec_set_{page,folio} " Christoph Hellwig
2023-02-03 15:06 ` [PATCH 17/23] splice: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 18/23] io_uring: " Christoph Hellwig
2023-02-03 15:06 ` [PATCH 19/23] swap: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 15:06 ` [PATCH 20/23] rxrpc: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 21/23] sunrpc: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 15:06 ` [PATCH 22/23] vringh: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-02-03 15:06 ` [PATCH 23/23] libceph: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-02-03 17:18 ` add bvec initialization helpers v2 Jens Axboe
  -- strict thread matches above, loose matches on Subject: below --
2023-01-30  9:21 add bvec initialization helpers Christoph Hellwig
2023-01-30  9:21 ` [PATCH 06/23] nvmet: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 12:07   ` Johannes Thumshirn
2023-01-31  6:57   ` Chaitanya Kulkarni

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