From: Christoph Hellwig <hch@lst.de>
To: Leon Romanovsky <leon@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>, Chuck Lever <cel@kernel.org>,
Jason Gunthorpe <jgg@nvidia.com>,
linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org,
NeilBrown <neilb@ownmail.net>, Jeff Layton <jlayton@kernel.org>,
Olga Kornievskaia <okorniev@redhat.com>,
Dai Ngo <dai.ngo@oracle.com>, Tom Talpey <tom@talpey.com>,
Chuck Lever <chuck.lever@oracle.com>
Subject: Re: [PATCH v1 1/4] RDMA/core: add bio_vec based RDMA read/write API
Date: Fri, 16 Jan 2026 15:52:06 +0100 [thread overview]
Message-ID: <20260116145206.GB16842@lst.de> (raw)
In-Reply-To: <20260116113310.GF14359@unreal>
On Fri, Jan 16, 2026 at 01:33:10PM +0200, Leon Romanovsky wrote:
> > Much of this seems to duplicate rdma_rw_init_map_wrs. I wonder if
> > having a low-level helper that gets either a scatterlist or bvec array
> > (or bvec_iter) and just has different inner loops for them would
> > make more sense? If not we'll just need to migrate everyone off
> > the scatterlist version ASAP :)
>
> I had short offline discussion with Jason about this series and both of
> us would be more than happy to get rid of "scatterlist version".
nvmet_rdma_rw_ctx_init is used by isert, srpt, nvmet, ksmbd and
the sunrpc server side. I don't think any of them should be
super complicated to work, but it will need a fair amount of testing
resources.
next prev parent reply other threads:[~2026-01-16 14:52 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-14 14:39 [PATCH v1 0/4] Add a bio_vec based API to core/rw.c Chuck Lever
2026-01-14 14:39 ` [PATCH v1 1/4] RDMA/core: add bio_vec based RDMA read/write API Chuck Lever
2026-01-15 15:53 ` Christoph Hellwig
2026-01-16 11:33 ` Leon Romanovsky
2026-01-16 14:52 ` Christoph Hellwig [this message]
2026-01-16 14:57 ` Chuck Lever
2026-01-16 21:14 ` Leon Romanovsky
2026-01-16 21:24 ` Leon Romanovsky
2026-01-16 21:49 ` Chuck Lever
2026-01-17 16:20 ` Leon Romanovsky
2026-01-19 6:52 ` Christoph Hellwig
2026-01-19 10:28 ` Leon Romanovsky
2026-01-19 12:03 ` Christoph Hellwig
2026-01-19 14:37 ` Chuck Lever
2026-01-19 18:34 ` Leon Romanovsky
2026-01-14 14:39 ` [PATCH v1 2/4] RDMA/core: use IOVA-based DMA mapping for bvec RDMA operations Chuck Lever
2026-01-15 15:58 ` Christoph Hellwig
2026-01-14 14:39 ` [PATCH v1 3/4] RDMA/core: add MR support for bvec-based " Chuck Lever
2026-01-15 15:58 ` Christoph Hellwig
2026-01-16 11:42 ` Leon Romanovsky
2026-01-16 14:50 ` Christoph Hellwig
2026-01-16 21:16 ` Leon Romanovsky
2026-01-14 14:39 ` [PATCH v1 4/4] svcrdma: use bvec-based RDMA read/write API Chuck Lever
2026-01-15 9:51 ` Leon Romanovsky
2026-01-15 16:29 ` Christoph Hellwig
2026-01-15 18:29 ` Chuck Lever
2026-01-15 21:53 ` Chuck Lever
2026-01-16 9:38 ` Christoph Hellwig
2026-01-15 9:50 ` [PATCH v1 0/4] Add a bio_vec based API to core/rw.c Leon Romanovsky
2026-01-15 15:46 ` Christoph Hellwig
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