From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Sagi Grimberg <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
Cc: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>,
dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org,
swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
target-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 11/12] IB/core: add RW API support for signature MRs
Date: Tue, 19 Apr 2016 20:27:15 +0200 [thread overview]
Message-ID: <20160419182715.GB989@lst.de> (raw)
In-Reply-To: <57163E99.8090301-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
On Tue, Apr 19, 2016 at 05:20:09PM +0300, Sagi Grimberg wrote:
> In isert if the we have a single sg entry, we use the local_dma_lkey
> just so we can skip a registration (also for protection sg), perhaps
> rdma_rw_init_one_mr can do this optimization too?
rdma_rw_init_one_mr can't blіndly do it as we can't use the local lkey
for iWARP RDMA READs. But I could add it in the caller, although
that increases the testing matrix once again.
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next prev parent reply other threads:[~2016-04-19 18:27 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-18 20:14 generic RDMA READ/WRITE API V7 Christoph Hellwig
[not found] ` <1461010463-6603-1-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2016-04-18 20:14 ` [PATCH 01/12] IB/mlx5: Expose correct max_sge_rd limit Christoph Hellwig
2016-04-18 20:14 ` [PATCH 07/12] IB/core: add a need_inval flag to struct ib_mr Christoph Hellwig
2016-04-18 20:14 ` [PATCH 02/12] IB/cma: pass the port number to ib_create_qp Christoph Hellwig
2016-04-18 20:14 ` [PATCH 03/12] IB/core: allow passing mapping an offset into the SG in ib_map_mr_sg Christoph Hellwig
2016-04-18 20:14 ` [PATCH 04/12] IB/core: add a helper to check for READ WITH INVALIDATE support Christoph Hellwig
2016-04-18 20:14 ` [PATCH 05/12] IB/core: refactor ib_create_qp Christoph Hellwig
2016-04-18 20:14 ` [PATCH 06/12] IB/core: add a simple MR pool Christoph Hellwig
2016-04-18 20:14 ` [PATCH 08/12] IB/core: generic RDMA READ/WRITE API Christoph Hellwig
2016-04-18 20:14 ` [PATCH 09/12] target: enhance and export target_alloc_sgl/target_free_sgl Christoph Hellwig
2016-04-19 14:11 ` Sagi Grimberg
2016-04-18 20:14 ` [PATCH 10/12] IB/srpt: convert to the generic RDMA READ/WRITE API Christoph Hellwig
2016-04-18 20:14 ` [PATCH 11/12] IB/core: add RW API support for signature MRs Christoph Hellwig
[not found] ` <1461010463-6603-12-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2016-04-19 14:20 ` Sagi Grimberg
2016-04-19 17:26 ` Jason Gunthorpe
[not found] ` <20160419172627.GC20844-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-19 18:29 ` Christoph Hellwig
[not found] ` <20160419182950.GC989-jcswGhMUV9g@public.gmane.org>
2016-04-19 18:46 ` Sagi Grimberg
[not found] ` <57163E99.8090301-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2016-04-19 18:27 ` Christoph Hellwig [this message]
2016-04-18 20:14 ` [PATCH 12/12] IB/isert: convert to the generic RDMA READ/WRITE API Christoph Hellwig
2016-04-19 14:23 ` Sagi Grimberg
-- strict thread matches above, loose matches on Subject: below --
2016-04-11 21:32 generic RDMA READ/WRITE API V6 Christoph Hellwig
2016-04-11 21:32 ` [PATCH 11/12] IB/core: add RW API support for signature MRs Christoph Hellwig
[not found] ` <1460410360-13104-12-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2016-04-22 21:53 ` Bart Van Assche
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