Public bug reported: [Impact] RDMA applications might hang with qlogic cards. This happens because of a bug in the doorbell implementation.
[Test] 1) Set IP addresses on both server and client 2) On RoCE Server run "ib_send_bw -d qedr0 -x 2 -R" 3) On RoCE client run "ib_send_bw -d qedr0 -x 2 <IP of RoCE Server> -R" 4) Notice that the command fails to run [Fix] 30bf066cd998 RDMA/qedr: Fix doorbell bar mapping for dpi > 1 [Regression Potential] None ** Affects: linux (Ubuntu) Importance: Critical Status: Incomplete ** Tags: artful cavium -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1775242 Title: [Bionic/Artful][Qlogic NIC] RDMA/qedr: application hang due to missing doorbell Status in linux package in Ubuntu: Incomplete Bug description: [Impact] RDMA applications might hang with qlogic cards. This happens because of a bug in the doorbell implementation. [Test] 1) Set IP addresses on both server and client 2) On RoCE Server run "ib_send_bw -d qedr0 -x 2 -R" 3) On RoCE client run "ib_send_bw -d qedr0 -x 2 <IP of RoCE Server> -R" 4) Notice that the command fails to run [Fix] 30bf066cd998 RDMA/qedr: Fix doorbell bar mapping for dpi > 1 [Regression Potential] None To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1775242/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp