From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:36424 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752219AbdIVKOb (ORCPT ); Fri, 22 Sep 2017 06:14:31 -0400 Subject: Patch "scsi: megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead" has been added to the 4.13-stable tree To: shivasharan.srikanteshwara@broadcom.com, gregkh@linuxfoundation.org, hare@suse.com, kashyap.desai@broadcom.com, martin.petersen@oracle.com, thenzl@redhat.com Cc: , From: Date: Fri, 22 Sep 2017 12:14:36 +0200 Message-ID: <1506075276144164@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 scsi: megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead to the 4.13-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: scsi-megaraid_sas-return-pended-ioctls-with-cmd_status-mfi_stat_wrong_state-in-case-adapter-is-dead.patch and it can be found in the queue-4.13 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From eb3fe263a48b0d27b229c213929c4cb3b1b39a0f Mon Sep 17 00:00:00 2001 From: Shivasharan S Date: Wed, 23 Aug 2017 04:47:04 -0700 Subject: scsi: megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead From: Shivasharan S commit eb3fe263a48b0d27b229c213929c4cb3b1b39a0f upstream. After a kill adapter, since the cmd_status is not set, the IOCTLs will be hung in driver resulting in application hang. Set cmd_status MFI_STAT_WRONG_STATE when completing pended IOCTLs. Signed-off-by: Kashyap Desai Signed-off-by: Shivasharan S Reviewed-by: Hannes Reinecke Reviewed-by: Tomas Henzl Signed-off-by: Martin K. Petersen Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/megaraid/megaraid_sas_base.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -1995,9 +1995,12 @@ static void megasas_complete_outstanding if (cmd_fusion->sync_cmd_idx != (u32)ULONG_MAX) { cmd_mfi = instance->cmd_list[cmd_fusion->sync_cmd_idx]; if (cmd_mfi->sync_cmd && - cmd_mfi->frame->hdr.cmd != MFI_CMD_ABORT) + (cmd_mfi->frame->hdr.cmd != MFI_CMD_ABORT)) { + cmd_mfi->frame->hdr.cmd_status = + MFI_STAT_WRONG_STATE; megasas_complete_cmd(instance, cmd_mfi, DID_OK); + } } } } else { Patches currently in stable-queue which might be from shivasharan.srikanteshwara@broadcom.com are queue-4.13/scsi-megaraid_sas-check-valid-aen-class-range-to-avoid-kernel-panic.patch queue-4.13/scsi-megaraid_sas-return-pended-ioctls-with-cmd_status-mfi_stat_wrong_state-in-case-adapter-is-dead.patch queue-4.13/scsi-megaraid_sas-set-minimum-value-of-resetwaittime-to-be-1-secs.patch queue-4.13/scsi-megaraid_sas-mismatch-of-allocated-mfi-frame-size-and-length-exposed-in-mfi-mpt-pass-through-command.patch