Message ID | 1637117108-230103-11-git-send-email-chenxiang66@hisilicon.com (mailing list archive) |
---|---|
State | Changes Requested |
Headers | show |
Series | Add runtime PM support for libsas | expand |
On 17/11/2021 02:45, chenxiang wrote: I'd just have "scsi: libsas: Add flag SAS_HA_RESUMING" > From: Xiang Chen<chenxiang66@hisilicon.com> > > Add a flag SAS_HA_RESUMING and use it to indicate the process of resuming > sas_ha. Add a flag SAS_HA_RESUMING and use it to indicate the state of resuming the host controller. > > Signed-off-by: Xiang Chen<chenxiang66@hisilicon.com> > Reviewed-by: John Garry<john.garry@huawei.com>
在 2021/12/13 19:17, John Garry 写道: > On 17/11/2021 02:45, chenxiang wrote: > > I'd just have "scsi: libsas: Add flag SAS_HA_RESUMING" Ok > >> From: Xiang Chen<chenxiang66@hisilicon.com> >> >> Add a flag SAS_HA_RESUMING and use it to indicate the process of >> resuming >> sas_ha. > > Add a flag SAS_HA_RESUMING and use it to indicate the state of > resuming the host controller. Ok > >> >> Signed-off-by: Xiang Chen<chenxiang66@hisilicon.com> >> Reviewed-by: John Garry<john.garry@huawei.com> > > > . >
diff --git a/drivers/scsi/libsas/sas_init.c b/drivers/scsi/libsas/sas_init.c index 974c4a305ece..069e40fc8411 100644 --- a/drivers/scsi/libsas/sas_init.c +++ b/drivers/scsi/libsas/sas_init.c @@ -362,6 +362,7 @@ void sas_prep_resume_ha(struct sas_ha_struct *ha) int i; set_bit(SAS_HA_REGISTERED, &ha->state); + set_bit(SAS_HA_RESUMING, &ha->state); /* clear out any stale link events/data from the suspension path */ for (i = 0; i < ha->num_phys; i++) { @@ -443,6 +444,7 @@ static void _sas_resume_ha(struct sas_ha_struct *ha, bool drain) scsi_unblock_requests(ha->core.shost); if (drain) sas_drain_work(ha); + clear_bit(SAS_HA_RESUMING, &ha->state); /* send event PORTE_BROADCAST_RCVD to identify some new inserted * disks for expander diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index a795a2d9e5b1..698f2032807b 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -356,6 +356,7 @@ enum sas_ha_state { SAS_HA_DRAINING, SAS_HA_ATA_EH_ACTIVE, SAS_HA_FROZEN, + SAS_HA_RESUMING, }; struct sas_ha_struct {