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-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_base.c76
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_base.h3
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_scsih.c19
3 files changed, 91 insertions, 7 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index b753cd63f341..0a1828391e3c 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -128,6 +128,10 @@ _base_wait_on_iocstate(struct MPT3SAS_ADAPTER *ioc,
u32 ioc_state, int timeout);
static int
_base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc);
+static void
+_base_mask_interrupts(struct MPT3SAS_ADAPTER *ioc);
+static void
+_base_clear_outstanding_commands(struct MPT3SAS_ADAPTER *ioc);
/**
* mpt3sas_base_check_cmd_timeout - Function
@@ -612,7 +616,8 @@ _base_fault_reset_work(struct work_struct *work)
spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
- if (ioc->shost_recovery || ioc->pci_error_recovery)
+ if ((ioc->shost_recovery && (ioc->ioc_coredump_loop == 0)) ||
+ ioc->pci_error_recovery)
goto rearm_timer;
spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
@@ -659,20 +664,64 @@ _base_fault_reset_work(struct work_struct *work)
return; /* don't rearm timer */
}
- ioc->non_operational_loop = 0;
+ if ((doorbell & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_COREDUMP) {
+ u8 timeout = (ioc->manu_pg11.CoreDumpTOSec) ?
+ ioc->manu_pg11.CoreDumpTOSec :
+ MPT3SAS_DEFAULT_COREDUMP_TIMEOUT_SECONDS;
+
+ timeout /= (FAULT_POLLING_INTERVAL/1000);
+
+ if (ioc->ioc_coredump_loop == 0) {
+ mpt3sas_base_coredump_info(ioc,
+ doorbell & MPI2_DOORBELL_DATA_MASK);
+ /* do not accept any IOs and disable the interrupts */
+ spin_lock_irqsave(
+ &ioc->ioc_reset_in_progress_lock, flags);
+ ioc->shost_recovery = 1;
+ spin_unlock_irqrestore(
+ &ioc->ioc_reset_in_progress_lock, flags);
+ _base_mask_interrupts(ioc);
+ _base_clear_outstanding_commands(ioc);
+ }
+
+ ioc_info(ioc, "%s: CoreDump loop %d.",
+ __func__, ioc->ioc_coredump_loop);
+
+ /* Wait until CoreDump completes or times out */
+ if (ioc->ioc_coredump_loop++ < timeout) {
+ spin_lock_irqsave(
+ &ioc->ioc_reset_in_progress_lock, flags);
+ goto rearm_timer;
+ }
+ }
+ if (ioc->ioc_coredump_loop) {
+ if ((doorbell & MPI2_IOC_STATE_MASK) != MPI2_IOC_STATE_COREDUMP)
+ ioc_err(ioc, "%s: CoreDump completed. LoopCount: %d",
+ __func__, ioc->ioc_coredump_loop);
+ else
+ ioc_err(ioc, "%s: CoreDump Timed out. LoopCount: %d",
+ __func__, ioc->ioc_coredump_loop);
+ ioc->ioc_coredump_loop = MPT3SAS_COREDUMP_LOOP_DONE;
+ }
+ ioc->non_operational_loop = 0;
if ((doorbell & MPI2_IOC_STATE_MASK) != MPI2_IOC_STATE_OPERATIONAL) {
rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
ioc_warn(ioc, "%s: hard reset: %s\n",
__func__, rc == 0 ? "success" : "failed");
doorbell = mpt3sas_base_get_iocstate(ioc, 0);
- if ((doorbell & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT)
+ if ((doorbell & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) {
mpt3sas_base_fault_info(ioc, doorbell &
MPI2_DOORBELL_DATA_MASK);
+ } else if ((doorbell & MPI2_IOC_STATE_MASK) ==
+ MPI2_IOC_STATE_COREDUMP)
+ mpt3sas_base_coredump_info(ioc, doorbell &
+ MPI2_DOORBELL_DATA_MASK);
if (rc && (doorbell & MPI2_IOC_STATE_MASK) !=
MPI2_IOC_STATE_OPERATIONAL)
return; /* don't rearm timer */
}
+ ioc->ioc_coredump_loop = 0;
spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
rearm_timer:
@@ -6815,9 +6864,19 @@ _base_make_ioc_ready(struct MPT3SAS_ADAPTER *ioc, enum reset_type type)
}
if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_COREDUMP) {
- mpt3sas_base_coredump_info(ioc, ioc_state &
- MPI2_DOORBELL_DATA_MASK);
- mpt3sas_base_wait_for_coredump_completion(ioc, __func__);
+ /*
+ * if host reset is invoked while watch dog thread is waiting
+ * for IOC state to be changed to Fault state then driver has
+ * to wait here for CoreDump state to clear otherwise reset
+ * will be issued to the FW and FW move the IOC state to
+ * reset state without copying the FW logs to coredump region.
+ */
+ if (ioc->ioc_coredump_loop != MPT3SAS_COREDUMP_LOOP_DONE) {
+ mpt3sas_base_coredump_info(ioc, ioc_state &
+ MPI2_DOORBELL_DATA_MASK);
+ mpt3sas_base_wait_for_coredump_completion(ioc,
+ __func__);
+ }
goto issue_diag_reset;
}
@@ -7301,6 +7360,7 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
sizeof(struct mpt3sas_facts));
ioc->non_operational_loop = 0;
+ ioc->ioc_coredump_loop = 0;
ioc->got_task_abort_from_ioctl = 0;
return 0;
@@ -7591,7 +7651,9 @@ mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc,
MPT3_DIAG_BUFFER_IS_RELEASED))) {
is_trigger = 1;
ioc_state = mpt3sas_base_get_iocstate(ioc, 0);
- if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT)
+ if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT ||
+ (ioc_state & MPI2_IOC_STATE_MASK) ==
+ MPI2_IOC_STATE_COREDUMP)
is_fault = 1;
}
_base_pre_reset_handler(ioc);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index 3f453e74bf20..01eaaca9a844 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -92,6 +92,7 @@
/* CoreDump: Default timeout */
#define MPT3SAS_DEFAULT_COREDUMP_TIMEOUT_SECONDS (15) /*15 seconds*/
+#define MPT3SAS_COREDUMP_LOOP_DONE (0xFF)
/*
* Set MPT3SAS_SG_DEPTH value based on user input.
@@ -1054,6 +1055,7 @@ typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc);
* @cpu_msix_table: table for mapping cpus to msix index
* @cpu_msix_table_sz: table size
* @total_io_cnt: Gives total IO count, used to load balance the interrupts
+ * @ioc_coredump_loop: will have non-zero value when FW is in CoreDump state
* @high_iops_outstanding: used to load balance the interrupts
* within high iops reply queues
* @msix_load_balance: Enables load balancing of interrupts across
@@ -1244,6 +1246,7 @@ struct MPT3SAS_ADAPTER {
u32 ioc_reset_count;
MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
u32 non_operational_loop;
+ u8 ioc_coredump_loop;
atomic64_t total_io_cnt;
atomic64_t high_iops_outstanding;
bool msix_load_balance;
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 9cc12f7ebf07..81711f2307a9 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -2749,6 +2749,12 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun,
MPI2_DOORBELL_DATA_MASK);
rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
return (!rc) ? SUCCESS : FAILED;
+ } else if ((ioc_state & MPI2_IOC_STATE_MASK) ==
+ MPI2_IOC_STATE_COREDUMP) {
+ mpt3sas_base_coredump_info(ioc, ioc_state &
+ MPI2_DOORBELL_DATA_MASK);
+ rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
+ return (!rc) ? SUCCESS : FAILED;
}
smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx);
@@ -4525,6 +4531,7 @@ static void
_scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc,
Mpi2EventDataTemperature_t *event_data)
{
+ u32 doorbell;
if (ioc->temp_sensors_count >= event_data->SensorNum) {
ioc_err(ioc, "Temperature Threshold flags %s%s%s%s exceeded for Sensor: %d !!!\n",
le16_to_cpu(event_data->Status) & 0x1 ? "0 " : " ",
@@ -4534,6 +4541,18 @@ _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc,
event_data->SensorNum);
ioc_err(ioc, "Current Temp In Celsius: %d\n",
event_data->CurrentTemperature);
+ if (ioc->hba_mpi_version_belonged != MPI2_VERSION) {
+ doorbell = mpt3sas_base_get_iocstate(ioc, 0);
+ if ((doorbell & MPI2_IOC_STATE_MASK) ==
+ MPI2_IOC_STATE_FAULT) {
+ mpt3sas_base_fault_info(ioc,
+ doorbell & MPI2_DOORBELL_DATA_MASK);
+ } else if ((doorbell & MPI2_IOC_STATE_MASK) ==
+ MPI2_IOC_STATE_COREDUMP) {
+ mpt3sas_base_coredump_info(ioc,
+ doorbell & MPI2_DOORBELL_DATA_MASK);
+ }
+ }
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-15 14:49:59 +0000