From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sagi Grimberg Subject: Re: [PATCH 4/9] IB: remove in-kernel support for memory windows Date: Mon, 16 Nov 2015 20:33:43 +0200 Message-ID: <564A2187.3060000@dev.mellanox.co.il> References: <1447610762-3781-1-git-send-email-hch@lst.de> <1447610762-3781-5-git-send-email-hch@lst.de> <564A0B96.5010703@dev.mellanox.co.il> <20151116170258.GA32300@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20151116170258.GA32300-jcswGhMUV9g@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Christoph Hellwig Cc: Doug Ledford , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org On 16/11/2015 19:02, Christoph Hellwig wrote: > On Mon, Nov 16, 2015 at 07:00:06PM +0200, Sagi Grimberg wrote: >> >>> Remove the unused ib_allow_mw and ib_bind_mw functions, remove the >>> unused IB_WR_BIND_MW and IB_WC_BIND_MW opcodes and move ib_dealloc_mw >>> into the uverbs module. >>> >>> Signed-off-by: Christoph Hellwig >> >> Will the user-space drivers posting via uverbs (qib, hfi, rxe) need the >> post_send interface? > > BIND_MW hasn't ever been supported through post_send as far as I can > tell, and started explicitly rejecting it a while ago. I think there are users for bind_mw in user-space, and I think there is code that should go upstream soon. The question is weather qib/hfi/rxe will need it anytime soon (otherwise we can restore them later on as uverbs support does not exist anyway...) -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html