From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH] nvmet-rdma: Don't use the inline buffer in order to avoid allocation for small reads Date: Tue, 2 Aug 2016 10:15:26 -0600 Message-ID: <20160802161526.GA14964@obsidianresearch.com> References: <1470040599-7294-1-git-send-email-sagi@grimberg.me> <20160802125042.GB13235@lst.de> <157675f0-0576-1cc9-1f99-c0944185e3c5@grimberg.me> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <157675f0-0576-1cc9-1f99-c0944185e3c5-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sagi Grimberg Cc: Christoph Hellwig , linux-nvme-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Jens Axboe , Steve Wise , Jay Freyensee , Ming Lin List-Id: linux-rdma@vger.kernel.org On Tue, Aug 02, 2016 at 04:38:58PM +0300, Sagi Grimberg wrote: > that is currently being sent (its a rare race condition, but > theoretically possible). The reason is that we repost the inline data > buffer for receive before we post the send request. We used to have ?? The same buffer is posted at the same time for send and recv? That is never OK, SRQ or not. Jason -- 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