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authorJames Smart <James.Smart@Emulex.Com>2006-03-08 14:50:18 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-06-27 10:51:12 -0500
commit79ac6745e4d95cd583bca744d313a323deb4adc2 (patch)
tree3910f0a6b7d8f83ffb5986389e0805477c56a1e0 /drivers/scsi/lpfc
parentd7a1bb0a04ca835bffc0a91e64ab827dfba7d8f5 (diff)
downloadlinux-79ac6745e4d95cd583bca744d313a323deb4adc2.tar.bz2
[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 <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c1
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c20
3 files changed, 0 insertions, 22 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 087c44539a16..f81691fcf177 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 c8db857ffb33..f68ad7654986 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 7dc4c2e6bed2..aea1ee472f3d 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;
}