From: Christoph Hellwig <hch@infradead.org>
To: Leon Romanovsky <leon@kernel.org>
Cc: Christoph Hellwig <hch@infradead.org>,
Doug Ledford <dledford@redhat.com>,
Jason Gunthorpe <jgg@nvidia.com>,
Maor Gottlieb <maorg@nvidia.com>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>,
Yishai Hadas <yishaih@nvidia.com>,
Zhu Yanjun <zyjzyj2000@gmail.com>
Subject: Re: [PATCH rdma-next v1 1/2] lib/scatterlist: Fix wrong update of orig_nents
Date: Wed, 30 Jun 2021 08:16:37 +0100 [thread overview]
Message-ID: <YNwaVTT0qmQdxaZz@infradead.org> (raw)
In-Reply-To: <YNwW83ZpXZSSPDfM@unreal>
On Wed, Jun 30, 2021 at 10:02:11AM +0300, Leon Romanovsky wrote:
> Another possible solution is to change __sg_alloc_table()/__sg_alloc_table_from_pages
> to return total_nents and expect from the users to store it internally and pass
> it later to the __sg_free_table().
>
> Something like that.
Yes, that sounds pretty reasonable.
next prev parent reply other threads:[~2021-06-30 7:17 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-29 8:40 [PATCH rdma-next v1 0/2] SG fix together with update to RDMA umem Leon Romanovsky
2021-06-29 8:40 ` [PATCH rdma-next v1 1/2] lib/scatterlist: Fix wrong update of orig_nents Leon Romanovsky
2021-06-30 5:59 ` Christoph Hellwig
2021-06-30 6:29 ` Leon Romanovsky
2021-06-30 6:33 ` Christoph Hellwig
2021-06-30 7:02 ` Leon Romanovsky
2021-06-30 7:16 ` Christoph Hellwig [this message]
2021-06-30 9:14 ` Maor Gottlieb
2021-06-30 11:12 ` Marek Szyprowski
2021-06-30 11:16 ` Leon Romanovsky
2021-06-30 17:44 ` Thierry Reding
2021-06-30 17:49 ` Leon Romanovsky
2021-06-29 8:40 ` [PATCH rdma-next v1 2/2] RDMA: Use dma_map_sgtable for map umem pages Leon Romanovsky
2021-06-29 23:08 ` [PATCH rdma-next v1 0/2] SG fix together with update to RDMA umem Jason Gunthorpe
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