From 6997db98d00a659d05cda23bd33c34aff546635b Mon Sep 17 00:00:00 2001 From: Quinn Tran Date: Thu, 12 Sep 2019 11:09:14 -0700 Subject: [PATCH] scsi: qla2xxx: Set remove flag for all VP During driver unload, the remove flag will be set for all scsi_qla_host/NPIV. This allows each NPIV to see the flag instead of reaching for base_vha to search for it. Link: https://lore.kernel.org/r/20190912180918.6436-11-hmadhani@marvell.com Signed-off-by: Quinn Tran Signed-off-by: Himanshu Madhani Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_os.c | 30 +++++++++++++++++++++++++----- 1 file changed, 25 insertions(+), 5 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index eae631775a76..16f9b6ed574a 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -3486,6 +3486,29 @@ disable_device: return ret; } +static void __qla_set_remove_flag(scsi_qla_host_t *base_vha) +{ + scsi_qla_host_t *vp; + unsigned long flags; + struct qla_hw_data *ha; + + if (!base_vha) + return; + + ha = base_vha->hw; + + spin_lock_irqsave(&ha->vport_slock, flags); + list_for_each_entry(vp, &ha->vp_list, list) + set_bit(PFLG_DRIVER_REMOVING, &vp->pci_flags); + + /* + * Indicate device removal to prevent future board_disable + * and wait until any pending board_disable has completed. + */ + set_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags); + spin_unlock_irqrestore(&ha->vport_slock, flags); +} + static void qla2x00_shutdown(struct pci_dev *pdev) { @@ -3502,7 +3525,7 @@ qla2x00_shutdown(struct pci_dev *pdev) * Prevent future board_disable and wait * until any pending board_disable has completed. */ - set_bit(PFLG_DRIVER_REMOVING, &vha->pci_flags); + __qla_set_remove_flag(vha); cancel_work_sync(&ha->board_disable); if (!atomic_read(&pdev->enable_cnt)) @@ -3658,10 +3681,7 @@ qla2x00_remove_one(struct pci_dev *pdev) ha = base_vha->hw; ql_log(ql_log_info, base_vha, 0xb079, "Removing driver\n"); - - /* Indicate device removal to prevent future board_disable and wait - * until any pending board_disable has completed. */ - set_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags); + __qla_set_remove_flag(base_vha); cancel_work_sync(&ha->board_disable); /* -- 2.11.0