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[SCSI] mptfusion: schedule_target_reset from all Reset context

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Issue:
target reset will be queued to driver's internal queue to get schedule
later. When driver add target into internal target_reset queue we will block IOs
on those target using scsi midlayer API. Now due to some cause driver is not
executing those target_reset list and it is always in block state.

Changes:
now we are clearing target_reset queue from all other Callback context
instead of only DeviceReset context.Now wherever driver is clearing
taskmgmt_in_progress flag it is considering target_reset queue cleanup
also.

Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Kashyap, Desai
2010-06-17 14:40:56 +05:30
committed by James Bottomley
parent 51106ab530
commit b68bf096d4
4 changed files with 56 additions and 21 deletions
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14
drivers/message/fusion/mptctl.c
View File

@@ -261,10 +261,16 @@ mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply)
/* We are done, issue wake up
*/
if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) {
if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT)
if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT) {
mpt_clear_taskmgmt_in_progress_flag(ioc);
ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
complete(&ioc->ioctl_cmds.done);
ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
complete(&ioc->ioctl_cmds.done);
if (ioc->bus_type == SAS)
ioc->schedule_target_reset(ioc);
} else {
ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
complete(&ioc->ioctl_cmds.done);
}
}
out_continuation:
@@ -298,6 +304,8 @@ mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
mpt_clear_taskmgmt_in_progress_flag(ioc);
ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
complete(&ioc->taskmgmt_cmds.done);
if (ioc->bus_type == SAS)
ioc->schedule_target_reset(ioc);
return 1;
}
return 0;