From 79ac6745e4d95cd583bca744d313a323deb4adc2 Mon Sep 17 00:00:00 2001 From: James Smart Date: Wed, 8 Mar 2006 14:50:18 -0500 Subject: [PATCH] [SCSI] Block I/O while SG reset operation in progress - lpfc portion This removes the duplicate functionality which had been added to the lpfc driver. Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc.h | 1 - drivers/scsi/lpfc/lpfc_init.c | 1 - drivers/scsi/lpfc/lpfc_scsi.c | 20 -------------------- 3 files changed, 22 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 087c44539a1..f81691fcf17 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -174,7 +174,6 @@ struct lpfc_hba { dma_addr_t slim2p_mapping; uint16_t pci_cfg_value; - struct semaphore hba_can_block; int32_t hba_state; #define LPFC_STATE_UNKNOWN 0 /* HBA state is unknown */ diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index c8db857ffb3..f68ad765498 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -1451,7 +1451,6 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) goto out_put_host; host->unique_id = phba->brd_no; - init_MUTEX(&phba->hba_can_block); INIT_LIST_HEAD(&phba->ctrspbuflist); INIT_LIST_HEAD(&phba->rnidrspbuflist); INIT_LIST_HEAD(&phba->freebufList); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 7dc4c2e6bed..aea1ee472f3 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -41,20 +41,6 @@ #define LPFC_ABORT_WAIT 2 -static inline void -lpfc_block_requests(struct lpfc_hba * phba) -{ - down(&phba->hba_can_block); - scsi_block_requests(phba->host); -} - -static inline void -lpfc_unblock_requests(struct lpfc_hba * phba) -{ - scsi_unblock_requests(phba->host); - up(&phba->hba_can_block); -} - /* * This routine allocates a scsi buffer, which contains all the necessary * information needed to initiate a SCSI I/O. The non-DMAable buffer region @@ -859,7 +845,6 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) unsigned int loop_count = 0; int ret = SUCCESS; - lpfc_block_requests(phba); spin_lock_irq(shost->host_lock); lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble; @@ -945,7 +930,6 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) cmnd->device->lun, cmnd->serial_number); spin_unlock_irq(shost->host_lock); - lpfc_unblock_requests(phba); return ret; } @@ -963,7 +947,6 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd) int ret = FAILED; int cnt, loopcnt; - lpfc_block_requests(phba); spin_lock_irq(shost->host_lock); /* * If target is not in a MAPPED state, delay the reset until @@ -1065,7 +1048,6 @@ out_free_scsi_buf: out: spin_unlock_irq(shost->host_lock); - lpfc_unblock_requests(phba); return ret; } @@ -1080,7 +1062,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) int cnt, loopcnt; struct lpfc_scsi_buf * lpfc_cmd; - lpfc_block_requests(phba); spin_lock_irq(shost->host_lock); lpfc_cmd = lpfc_get_scsi_buf(phba); @@ -1163,7 +1144,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd) phba->brd_no, ret); out: spin_unlock_irq(shost->host_lock); - lpfc_unblock_requests(phba); return ret; } -- 2.46.0