This is a note to let you know that I've just added the patch titled iser-target: Fix session hang in case of an rdma read DIF error to the 4.0-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: iser-target-fix-session-hang-in-case-of-an-rdma-read-dif-error.patch and it can be found in the queue-4.0 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 364189f0ada5478e4faf8a552d6071a650d757cd Mon Sep 17 00:00:00 2001 From: Sagi Grimberg <sagig@xxxxxxxxxxxx> Date: Sun, 29 Mar 2015 15:52:03 +0300 Subject: iser-target: Fix session hang in case of an rdma read DIF error From: Sagi Grimberg <sagig@xxxxxxxxxxxx> commit 364189f0ada5478e4faf8a552d6071a650d757cd upstream. This hang was a result of a missing command put when a DIF error occurred during a rdma read (and we sent an CHECK_CONDITION error without passing it to the backend). Signed-off-by: Sagi Grimberg <sagig@xxxxxxxxxxxx> Signed-off-by: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/infiniband/ulp/isert/ib_isert.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -1861,11 +1861,13 @@ isert_completion_rdma_read(struct iser_t cmd->i_state = ISTATE_RECEIVED_LAST_DATAOUT; spin_unlock_bh(&cmd->istate_lock); - if (ret) + if (ret) { + target_put_sess_cmd(se_cmd->se_sess, se_cmd); transport_send_check_condition_and_sense(se_cmd, se_cmd->pi_err, 0); - else + } else { target_execute_cmd(se_cmd); + } } static void Patches currently in stable-queue which might be from sagig@xxxxxxxxxxxx are queue-4.0/target-file-fix-bug-when-config_debug_sg-y-and-dif-protection-enabled.patch queue-4.0/target-file-fix-unmap-with-dif-protection-support.patch queue-4.0/iser-target-fix-session-hang-in-case-of-an-rdma-read-dif-error.patch queue-4.0/iscsi-target-convert-iscsi_thread_set-usage-to-kthread.h.patch queue-4.0/sd-unregister-integrity-profile.patch queue-4.0/target-file-fix-sg-table-for-prot_buf-initialization.patch queue-4.0/iser-target-fix-possible-deadlock-in-rdma_cm-connection-error.patch queue-4.0/sd-fix-missing-ato-tag-check.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html