From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Wise Subject: Re: [PATCH] RDMA/cxgb4: Unblock reads on comp_channel Date: Thu, 20 Oct 2011 11:21:41 -0500 Message-ID: <4EA04A95.9010908@opengridcomputing.com> References: <1318494090-9996-1-git-send-email-kumaras@chelsio.com> <4E970E02.2090207@opengridcomputing.com> <88B766C272F2C64B944B21AD078333151BEE2E947E@EXMAIL.ad.emulex.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Roland Dreier Cc: Parav.Pandit-laKkSmNT4hbQT0dZR+AlfA@public.gmane.org, kumaras-ut6Up61K2wZBDgjK7y7TUQ@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, divy-ut6Up61K2wZBDgjK7y7TUQ@public.gmane.org List-Id: linux-rdma@vger.kernel.org On 10/20/2011 11:06 AM, Roland Dreier wrote: > On Thu, Oct 20, 2011 at 2:11 AM, wrote: >> http://lxr.linux.no/#linux+v3.0.4/Documentation/infiniband/core_locking.txt >> >> Line no 66 to 97 states that - at a given point of time, there should be only one callback per CQ should be active. >> Is this ensured? >> >> compl_handler() is invoked from multiple places flush_qp() and post_qp_event() to my mind. > Yes, does look like an issue with this patch :( > And I think this bug exists in the T3 driver too. -- 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