From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:41554 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933847AbeAJM1R (ORCPT ); Wed, 10 Jan 2018 07:27:17 -0500 Subject: Patch "IB/srpt: Disable RDMA access by the initiator" has been added to the 4.4-stable tree To: bart.vanassche@wdc.com, gregkh@linuxfoundation.org, jgg@mellanox.com Cc: , From: Date: Wed, 10 Jan 2018 13:19:38 +0100 Message-ID: <1515586778179116@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled IB/srpt: Disable RDMA access by the initiator to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: ib-srpt-disable-rdma-access-by-the-initiator.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From bec40c26041de61162f7be9d2ce548c756ce0f65 Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Wed, 3 Jan 2018 13:39:15 -0800 Subject: IB/srpt: Disable RDMA access by the initiator From: Bart Van Assche commit bec40c26041de61162f7be9d2ce548c756ce0f65 upstream. With the SRP protocol all RDMA operations are initiated by the target. Since no RDMA operations are initiated by the initiator, do not grant the initiator permission to submit RDMA reads or writes to the target. Signed-off-by: Bart Van Assche Signed-off-by: Jason Gunthorpe Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/ulp/srpt/ib_srpt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -957,8 +957,7 @@ static int srpt_init_ch_qp(struct srpt_r return -ENOMEM; attr->qp_state = IB_QPS_INIT; - attr->qp_access_flags = IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_READ | - IB_ACCESS_REMOTE_WRITE; + attr->qp_access_flags = IB_ACCESS_LOCAL_WRITE; attr->port_num = ch->sport->port; attr->pkey_index = 0; Patches currently in stable-queue which might be from bart.vanassche@wdc.com are queue-4.4/ib-srpt-disable-rdma-access-by-the-initiator.patch