From 6f0c8b1b67b2f1f26758212779bc66e8dc7d2941 Mon Sep 17 00:00:00 2001 From: Chaitra P B Date: Tue, 24 Apr 2018 05:28:37 -0400 Subject: [PATCH] scsi: mpt3sas: Allow processing of events during driver unload. Events were not processed during driver unload, hence unloading of driver doesn't complete when drives are disconnected while unloading of driver. So don't block events in ISR path, i,e., remove the flag ioc->remove_host so that events are getting processed during driver unload. Thus allowing driver unload to complete by processing drive removal events during driver unload. Signed-off-by: Chaitra P B Signed-off-by: Suganath Prabu S Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 05ce0227a0a29..29ba7e863e747 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -3680,11 +3680,7 @@ _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 ioc_state; struct _sc_list *delayed_sc; - if (ioc->remove_host) { - dewtprintk(ioc, pr_info(MPT3SAS_FMT - "%s: host has been removed\n", __func__, ioc->name)); - return 1; - } else if (ioc->pci_error_recovery) { + if (ioc->pci_error_recovery) { dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: host in pci error recovery\n", __func__, ioc->name)); @@ -3806,8 +3802,7 @@ _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) u16 smid; struct _tr_list *delayed_tr; - if (ioc->shost_recovery || ioc->remove_host || - ioc->pci_error_recovery) { + if (ioc->pci_error_recovery) { dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: host reset in progress!\n", __func__, ioc->name)); @@ -3860,8 +3855,7 @@ _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, Mpi2SCSITaskManagementReply_t *mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); - if (ioc->shost_recovery || ioc->remove_host || - ioc->pci_error_recovery) { + if (ioc->shost_recovery || ioc->pci_error_recovery) { dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: host reset in progress!\n", __func__, ioc->name)); @@ -9471,8 +9465,8 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, u16 sz; Mpi26EventDataActiveCableExcept_t *ActiveCableEventData; - /* events turned off due to host reset or driver unloading */ - if (ioc->remove_host || ioc->pci_error_recovery) + /* events turned off due to host reset */ + if (ioc->pci_error_recovery) return 1; mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); -- 2.39.5