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From: Sagi Grimberg <sagig-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
To: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
	Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH rdma-rc v1 1/4] xprtrdma: Replace global lkey with lkey local to PD
Date: Mon, 21 Sep 2015 23:27:42 +0300	[thread overview]
Message-ID: <5600683E.20603@dev.mellanox.co.il> (raw)
In-Reply-To: <4A6B165D-7603-4803-8B57-1FBDE5D921A5-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>

On 9/21/2015 8:03 PM, Chuck Lever wrote:
>
>> On Sep 21, 2015, at 9:41 AM, Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org> wrote:
>>
>> From: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
>>
>> The core API has changed so that devices that do not have a global
>> DMA lkey automatically create an mr, per-PD, and make that lkey
>> available. The global DMA lkey interface is going away in favor of
>> the per-PD DMA lkey.
>>
>> The per-PD DMA lkey is always available. Convert xprtrdma to use the
>> device's per-PD DMA lkey for regbufs, no matter which memory
>> registration scheme is in use.
>>
>> Signed-off-by: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
>> Signed-off-by: Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
>
> You’ll probably need an Acked-by from Anna or Trond.

Yea, I have a v2 as I forgot to address a comment from Or.

I'll CC linux-nfs on this patch. Sorry for forgetting.

Thanks Chuck.
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  parent reply	other threads:[~2015-09-21 20:27 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-21 16:41 [PATCH rdma-rc v1 0/4] Remove mlx5 support for IB_DEVICE_LOCAL_DMA_LKEY Sagi Grimberg
     [not found] ` <1442853674-8677-1-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2015-09-21 16:41   ` [PATCH rdma-rc v1 1/4] xprtrdma: Replace global lkey with lkey local to PD Sagi Grimberg
     [not found]     ` <1442853674-8677-2-git-send-email-sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2015-09-21 17:03       ` Chuck Lever
     [not found]         ` <4A6B165D-7603-4803-8B57-1FBDE5D921A5-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2015-09-21 20:27           ` Sagi Grimberg [this message]
2015-09-21 16:41   ` [PATCH rdma-rc v1 2/4] IB/iser: Add module parameter for always register memory Sagi Grimberg
2015-09-21 16:41   ` [PATCH rdma-rc v1 3/4] IB/mlx5: Remove support for IB_DEVICE_LOCAL_DMA_LKEY Sagi Grimberg
2015-09-21 16:41   ` [PATCH rdma-rc v1 4/4] IB/mlx5: Remove pa_lkey usages Sagi Grimberg
2015-09-21 20:03   ` [PATCH rdma-rc v1 0/4] Remove mlx5 support for IB_DEVICE_LOCAL_DMA_LKEY Or Gerlitz
     [not found]     ` <CAJ3xEMiGKTbL3YK04OFgnuOY_8N3EgM6Ay-cJyUaATQ9a7Wz5A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-21 20:03       ` Or Gerlitz
     [not found]         ` <CAJ3xEMjwG87VGzdO=AiOqNpYDP7LWwKMc-0PLaKi=RrR6HmnHQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-21 20:28           ` Sagi Grimberg

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