From mboxrd@z Thu Jan 1 00:00:00 1970 From: Flavio Baronti Subject: Re: Leak in rdma_get_cm_event on pthread_cancel? Date: Tue, 17 Jan 2012 09:52:54 +0100 Message-ID: <4F1536E6.9080903@list-group.com> References: <4F101978.6010608@list-group.com> <20120113175925.GE6798@obsidianresearch.com> <4F13E3ED.3010708@list-group.com> <20120116223541.GA2892@obsidianresearch.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120116223541.GA2892-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Jason Gunthorpe Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org Il 1/16/2012 23:35 PM, Jason Gunthorpe ha scritto: > On Tue, Jan 17, 2012 at 12:15:23AM +0200, Or Gerlitz wrote: >> Flavio Baronti wrote: >>> what is then the proper way to stop a thread blocked on >>> rdma_get_cm_event() (or on ibv_get_cq_event())? >> >> Oh, this is simple - don't get there... have your code >> >> 1. get the FDs associated with IB - which you can retrieve from >> librdmacm and from libibverbs >> >> 2. make them non blocking >> >> 3. add them to you select/poll FD group > > 4. Use an eventfd or otherwise to break out of the select/poll loop > and then exit your thread. > > Jason Thanks, I did not think about eventfd+select. Flavio -- 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