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| author | Shivasharan S | 2017-08-23 13:47:04 +0200 |
|---|---|---|
| committer | Martin K. Petersen | 2017-08-25 04:29:14 +0200 |
| commit | eb3fe263a48b0d27b229c213929c4cb3b1b39a0f (patch) | |
| tree | 4aacf028a70655c7fa71c0c9fe8834b259be2c39 /drivers/scsi/megaraid | |
| parent | scsi: megaraid_sas: use vmalloc for crash dump buffers and driver's local RAI... (diff) | |
| download | kernel-qcow2-linux-eb3fe263a48b0d27b229c213929c4cb3b1b39a0f.tar.gz kernel-qcow2-linux-eb3fe263a48b0d27b229c213929c4cb3b1b39a0f.tar.xz kernel-qcow2-linux-eb3fe263a48b0d27b229c213929c4cb3b1b39a0f.zip | |
scsi: megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead
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 <kashyap.desai@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Cc: stable@vger.kernel.org
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/megaraid')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_base.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 6b715bb90511..a949a2111b08 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -1996,9 +1996,12 @@ static void megasas_complete_outstanding_ioctls(struct megasas_instance *instanc 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 { |