From: Xiang Chen chenxiang66@hisilicon.com
Add some prink at the beginning and end of suspend/resume.
Signed-off-by: Xiang Chen chenxiang66@hisilicon.com Signed-off-by: John Garry john.garry@huawei.com --- drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 5a83373ac0b1..4e9dfdb69757 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -4896,6 +4896,8 @@ static int _suspend_v3_hw(struct device *device) if (test_and_set_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) return -1;
+ dev_warn(dev, "entering suspend state\n"); + scsi_block_requests(shost); set_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags); flush_workqueue(hisi_hba->wq); @@ -4911,11 +4913,11 @@ static int _suspend_v3_hw(struct device *device)
hisi_sas_init_mem(hisi_hba);
- dev_warn(dev, "entering suspend state\n"); - hisi_sas_release_tasks(hisi_hba);
sas_suspend_ha(sha); + + dev_warn(dev, "end of suspending controller\n"); return 0; }
@@ -4953,6 +4955,8 @@ static int _resume_v3_hw(struct device *device) sas_resume_ha_no_sync(sha); clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
+ dev_warn(dev, "end of resuming controller\n"); + return 0; }