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authorXiang Chen <chenxiang66@hisilicon.com>2021-12-20 14:21:33 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2021-12-23 07:38:30 +0300
commit4ea775abbb5c50c26edbf043d5a2ae7fde407f4a (patch)
treefbc9ee2b9d28f41e8d004def4cf3a4e4034ee55d /drivers/scsi/libsas
parent0da7ca4c4fd95d70d473dc07488ad94ba3ee9b82 (diff)
downloadlinux-4ea775abbb5c50c26edbf043d5a2ae7fde407f4a.tar.xz
scsi: libsas: Add flag SAS_HA_RESUMING
Add a flag SAS_HA_RESUMING and use it to indicate the state of resuming the host controller. Link: https://lore.kernel.org/r/1639999298-244569-11-git-send-email-chenxiang66@hisilicon.com Reviewed-by: John Garry <john.garry@huawei.com> Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/libsas')
-rw-r--r--drivers/scsi/libsas/sas_init.c2
1 files changed, 2 insertions, 0 deletions
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