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From: Bart Van Assche <bart.vanassche@sandisk.com>
To: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
	Doug Ledford <dledford@redhat.com>,
	linux-rdma@vger.kernel.org
Cc: Amir Vadai <amirv@mellanox.com>,
	Bart Van Assche <bart.vanassche@sandisk.com>,
	Chien Yen <chien.yen@oracle.com>,
	Christoph Hellwig <hch@infradead.org>,
	Dominique Martinet <dominique.martinet@cea.fr>,
	Eli Cohen <eli@mellanox.com>,
	Eric Van Hensbergen <ericvh@gmail.com>,
	Ido Shamay <idos@mellanox.com>,
	Latchesar Ionkov <lucho@ionkov.net>,
	Or Gerlitz <ogerlitz@mellanox.com>, Roi Dayan <roid@mellanox.com>,
	Ron Minnich <rminnich@sandia.gov>,
	Sagi Grimberg <sagig@mellanox.com>,
	Simon Derr <simon.derr@bull.net>,
	Tom Tucker <tom@opengridcomputing.com>,
	rds-devel@oss.oracle.com, target-devel@vger.kernel.org,
	v9fs-developer@lists.sourceforge.net
Subject: Re: [PATCH v2 09/12] IB/srp: Do not create an all physical insecure rkey by default
Date: Mon, 3 Aug 2015 10:18:34 -0700	[thread overview]
Message-ID: <55BFA26A.6010007@sandisk.com> (raw)
In-Reply-To: <1438298547-21404-10-git-send-email-jgunthorpe@obsidianresearch.com>

On 07/30/2015 04:22 PM, Jason Gunthorpe wrote:
> diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
> index 19a1356f8b2a..a8003079c232 100644
> --- a/drivers/infiniband/ulp/srp/ib_srp.c
> +++ b/drivers/infiniband/ulp/srp/ib_srp.c
> @@ -69,7 +69,7 @@ static unsigned int cmd_sg_entries;
>   static unsigned int indirect_sg_entries;
>   static bool allow_ext_sg;
>   static bool prefer_fr;
> -static bool register_always;
> +static bool register_always = true;
>   static int topspin_workarounds = 1;

Hello Jason,

Can you modify this patch such that the default value of prefer_fr is 
changed from false into true ? The only reason I had not made fast 
registration the default myself when I introduced FR support in the SRP 
initiator driver is because at that time the FR code in the SRP 
initiator was brand new. However, since the introduction of FR support 
in the SRP initiator that code has been tested extensively (at least 
inside SanDisk).

Thanks,

Bart.

  parent reply	other threads:[~2015-08-03 17:18 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-30 23:22 [PATCH v2 00/12] IB: Replace safe uses for ib_get_dma_mr with pd->local_dma_lkey Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 02/12] IB/mad: Remove ib_get_dma_mr calls Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 04/12] IB/mlx4: " Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 05/12] IB/mlx5: " Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 06/12] IB/iser: Use pd->local_dma_lkey Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 07/12] iser-target: Remove ib_get_dma_mr calls Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 09/12] IB/srp: Do not create an all physical insecure rkey by default Jason Gunthorpe
2015-08-03 15:39   ` Christoph Hellwig
2015-08-03 17:18   ` Bart Van Assche [this message]
2015-07-30 23:22 ` [PATCH v2 10/12] ib_srpt: Remove ib_get_dma_mr calls Jason Gunthorpe
2015-07-30 23:22 ` [PATCH v2 11/12] net/9p: " Jason Gunthorpe
     [not found] ` <1438298547-21404-1-git-send-email-jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-07-30 23:22   ` [PATCH v2 01/12] IB/core: Guarantee that a local_dma_lkey is available Jason Gunthorpe
2015-08-02 13:09     ` Haggai Eran
2015-08-04  3:21       ` Jason Gunthorpe
2015-07-30 23:22   ` [PATCH v2 03/12] IB/ipoib: Remove ib_get_dma_mr calls Jason Gunthorpe
2015-07-30 23:22   ` [PATCH v2 08/12] IB/srp: Use pd->local_dma_lkey Jason Gunthorpe
2015-07-31 23:05     ` Bart Van Assche
2015-07-30 23:22   ` [PATCH v2 12/12] rds/ib: Remove ib_get_dma_mr calls Jason Gunthorpe
2015-08-14  2:47     ` santosh shilimkar
2015-07-31  7:42 ` [PATCH v2 00/12] IB: Replace safe uses for ib_get_dma_mr with pd->local_dma_lkey Christoph Hellwig
2015-07-31 13:26 ` Steve Wise
2015-07-31 22:20 ` Bart Van Assche
     [not found]   ` <55BBF4B8.2050700-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-07-31 22:31     ` Jason Gunthorpe
     [not found]       ` <20150731223153.GA1518-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-07-31 23:04         ` Bart Van Assche
     [not found]           ` <55BBFF03.7000505-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-07-31 23:14             ` Jason Gunthorpe
     [not found]               ` <20150731231430.GA1955-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-07-31 23:32                 ` Bart Van Assche
2015-08-01 20:05                 ` Doug Ledford
     [not found]                   ` <55BD2689.3080602-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-08-11 20:50                     ` Bart Van Assche
     [not found]                       ` <55CA600B.1050706-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-14 13:36                         ` Doug Ledford
     [not found]                           ` <55CDEEFA.4010803-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-08-14 16:20                             ` Bart Van Assche
     [not found]                               ` <55CE1554.60001-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-15  2:08                                 ` Doug Ledford
2015-08-03 15:24   ` Christoph Hellwig
     [not found]     ` <20150803152420.GA24193-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-08-03 18:33       ` Bart Van Assche
     [not found]         ` <55BFB40F.8000500-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-04 18:09           ` Jason Gunthorpe
     [not found]             ` <20150804180933.GB5038-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-08-05  6:41               ` David Dillow
     [not found]                 ` <1438756876.5698.2.camel-a7a0dvSY7KqLUyTwlgNVppKKF0rrzTr+@public.gmane.org>
2015-08-05 19:51                   ` Jason Gunthorpe
     [not found]                     ` <20150805195122.GA31595-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-08-05 21:45                       ` Bart Van Assche
     [not found]                         ` <55C2840C.5050301-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-05 22:41                           ` Bart Van Assche
     [not found]                             ` <55C2912A.50709-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-06  0:10                               ` Jason Gunthorpe
     [not found]                                 ` <20150806001006.GD2483-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-08-06  0:19                                   ` Bart Van Assche
     [not found]                                     ` <55C2A7FE.7020904-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-06  4:36                                       ` Jason Gunthorpe
     [not found]                                         ` <20150806043642.GA14153-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-08-06 15:09                                           ` Bart Van Assche
2015-08-11  0:05                                           ` [PATCH 0/9] IB/srp: Do not create an all physical insecure rkey by default Bart Van Assche
     [not found]                                             ` <55C93C61.9010508-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-11  0:06                                               ` [PATCH 1/8] IB/srp: Re-enable FMR for non-page aligned buffers Bart Van Assche
     [not found]                                                 ` <55C93C85.6090003-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-16 10:53                                                   ` Sagi Grimberg
     [not found]                                                     ` <55D06BB3.7070905-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-08-16 15:49                                                       ` Bart Van Assche
2015-08-11  0:06                                               ` [PATCH 2/8] IB/srp: Use multiple registrations for large memory regions Bart Van Assche
2015-08-11  0:07                                               ` [PATCH 3/8] IB/srp: Add memory descriptor array pointer range checking Bart Van Assche
     [not found]                                                 ` <55C93CBF.1060606-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-16 10:57                                                   ` Sagi Grimberg
     [not found]                                                     ` <55D06C9D.7030608-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-08-16 15:51                                                       ` Bart Van Assche
2015-08-11  0:07                                               ` [PATCH 4/8] IB/srp: Remove the memory registration backtracking code Bart Van Assche
2015-08-11  0:08                                               ` [PATCH 5/8] IB/srp: Remove use_mr argument from srp_map_sg_entry() Bart Van Assche
2015-08-11  0:08                                               ` [PATCH 6/8] IB/srp: Introduce srp_device.use_fmr Bart Van Assche
     [not found]                                                 ` <55C93D0C.7060000-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-16 11:03                                                   ` Sagi Grimberg
     [not found]                                                     ` <55D06E05.5060209-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-08-16 15:57                                                       ` Bart Van Assche
2015-08-11  0:09                                               ` [PATCH 7/8] IB/srp: Register the indirect data buffer descriptor Bart Van Assche
     [not found]                                                 ` <55C93D21.1090102-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2015-08-16 11:09                                                   ` Sagi Grimberg
     [not found]                                                     ` <55D06F56.4060005-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-08-16 16:56                                                       ` Bart Van Assche
2015-08-11  0:09                                               ` [PATCH 8/8] IB/srp: Create an insecure all physical rkey only if needed Bart Van Assche
2015-08-11  5:40                                               ` [PATCH 0/9] IB/srp: Do not create an all physical insecure rkey by default Jason Gunthorpe

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