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-rw-r--r--drivers/message/fusion/mptbase.c29
-rw-r--r--drivers/message/fusion/mptbase.h2
-rw-r--r--drivers/message/fusion/mptsas.c9
-rw-r--r--drivers/message/fusion/mptscsih.c12
4 files changed, 47 insertions, 5 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 517621fa8bca..e9c6a6047a00 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -6474,8 +6474,19 @@ mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *pCfg)
pReq->Action, ioc->mptbase_cmds.status, timeleft));
if (ioc->mptbase_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
goto out;
- if (!timeleft)
+ if (!timeleft) {
+ spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+ if (ioc->ioc_reset_in_progress) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock,
+ flags);
+ printk(MYIOC_s_INFO_FMT "%s: host reset in"
+ " progress mpt_config timed out.!!\n",
+ __func__, ioc->name);
+ return -EFAULT;
+ }
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
issue_hard_reset = 1;
+ }
goto out;
}
@@ -7189,7 +7200,18 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
if (ioc->ioc_reset_in_progress) {
spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
- return 0;
+ ioc->wait_on_reset_completion = 1;
+ do {
+ ssleep(1);
+ } while (ioc->ioc_reset_in_progress == 1);
+ ioc->wait_on_reset_completion = 0;
+ return ioc->reset_status;
+ }
+ if (ioc->wait_on_reset_completion) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+ rc = 0;
+ time_count = jiffies;
+ goto exit;
}
ioc->ioc_reset_in_progress = 1;
if (ioc->alt_ioc)
@@ -7226,6 +7248,7 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
ioc->ioc_reset_in_progress = 0;
ioc->taskmgmt_quiesce_io = 0;
ioc->taskmgmt_in_progress = 0;
+ ioc->reset_status = rc;
if (ioc->alt_ioc) {
ioc->alt_ioc->ioc_reset_in_progress = 0;
ioc->alt_ioc->taskmgmt_quiesce_io = 0;
@@ -7241,7 +7264,7 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
ioc->alt_ioc, MPT_IOC_POST_RESET);
}
}
-
+exit:
dtmprintk(ioc,
printk(MYIOC_s_DEBUG_FMT
"HardResetHandler: completed (%d seconds): %s\n", ioc->name,
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index a4048ea45c92..b4d24dc081ae 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -753,6 +753,8 @@ typedef struct _MPT_ADAPTER
int taskmgmt_in_progress;
u8 taskmgmt_quiesce_io;
u8 ioc_reset_in_progress;
+ u8 reset_status;
+ u8 wait_on_reset_completion;
MPT_SCHEDULE_TARGET_RESET schedule_target_reset;
MPT_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
struct work_struct sas_persist_task;
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 074e52254fcd..9d9504298549 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1950,6 +1950,15 @@ static enum blk_eh_timer_return mptsas_eh_timed_out(struct scsi_cmnd *sc)
goto done;
}
+ /* In case if IOC is in reset from internal context.
+ * Do not execute EEH for the same IOC. SML should to reset timer.
+ */
+ if (ioc->ioc_reset_in_progress) {
+ dtmprintk(ioc, printk(MYIOC_s_WARN_FMT ": %s: ioc is in reset,"
+ "SML need to reset the timer (sc=%p)\n",
+ ioc->name, __func__, sc));
+ rc = BLK_EH_RESET_TIMER;
+ }
vdevice = sc->device->hostdata;
if (vdevice && vdevice->vtarget && (vdevice->vtarget->inDMD
|| vdevice->vtarget->deleted)) {
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index de8cf92d8614..ced6e4dc0847 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -1630,7 +1630,13 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
return 0;
}
- if (ioc_raw_state & MPI_DOORBELL_ACTIVE) {
+ /* DOORBELL ACTIVE check is not required if
+ * MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q is supported.
+ */
+
+ if (!((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q)
+ && (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) &&
+ (ioc_raw_state & MPI_DOORBELL_ACTIVE)) {
printk(MYIOC_s_WARN_FMT
"TaskMgmt type=%x: ioc_state: "
"DOORBELL_ACTIVE (0x%x)!\n",
@@ -1729,7 +1735,9 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
printk(MYIOC_s_WARN_FMT
"Issuing Reset from %s!! doorbell=0x%08x\n",
ioc->name, __func__, mpt_GetIocState(ioc, 0));
- retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
+ retval = (ioc->bus_type == SAS) ?
+ mpt_HardResetHandler(ioc, CAN_SLEEP) :
+ mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
mpt_free_msg_frame(ioc, mf);
}