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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 11:51:12 -0400
commit79ac6745e4d95cd583bca744d313a323deb4adc2 (patch)
tree3910f0a6b7d8f83ffb5986389e0805477c56a1e0 /drivers/scsi/lpfc
parentd7a1bb0a04ca835bffc0a91e64ab827dfba7d8f5 (diff)
[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 {
174 dma_addr_t slim2p_mapping; 174 dma_addr_t slim2p_mapping;
175 uint16_t pci_cfg_value; 175 uint16_t pci_cfg_value;
176 176
177 struct semaphore hba_can_block;
178 int32_t hba_state; 177 int32_t hba_state;
179 178
180#define LPFC_STATE_UNKNOWN 0 /* HBA state is unknown */ 179#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)
1451 goto out_put_host; 1451 goto out_put_host;
1452 1452
1453 host->unique_id = phba->brd_no; 1453 host->unique_id = phba->brd_no;
1454 init_MUTEX(&phba->hba_can_block);
1455 INIT_LIST_HEAD(&phba->ctrspbuflist); 1454 INIT_LIST_HEAD(&phba->ctrspbuflist);
1456 INIT_LIST_HEAD(&phba->rnidrspbuflist); 1455 INIT_LIST_HEAD(&phba->rnidrspbuflist);
1457 INIT_LIST_HEAD(&phba->freebufList); 1456 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 @@
41#define LPFC_ABORT_WAIT 2 41#define LPFC_ABORT_WAIT 2
42 42
43 43
44static inline void
45lpfc_block_requests(struct lpfc_hba * phba)
46{
47 down(&phba->hba_can_block);
48 scsi_block_requests(phba->host);
49}
50
51static inline void
52lpfc_unblock_requests(struct lpfc_hba * phba)
53{
54 scsi_unblock_requests(phba->host);
55 up(&phba->hba_can_block);
56}
57
58/* 44/*
59 * This routine allocates a scsi buffer, which contains all the necessary 45 * This routine allocates a scsi buffer, which contains all the necessary
60 * information needed to initiate a SCSI I/O. The non-DMAable buffer region 46 * information needed to initiate a SCSI I/O. The non-DMAable buffer region
@@ -859,7 +845,6 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd)
859 unsigned int loop_count = 0; 845 unsigned int loop_count = 0;
860 int ret = SUCCESS; 846 int ret = SUCCESS;
861 847
862 lpfc_block_requests(phba);
863 spin_lock_irq(shost->host_lock); 848 spin_lock_irq(shost->host_lock);
864 849
865 lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble; 850 lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble;
@@ -945,7 +930,6 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd)
945 cmnd->device->lun, cmnd->serial_number); 930 cmnd->device->lun, cmnd->serial_number);
946 931
947 spin_unlock_irq(shost->host_lock); 932 spin_unlock_irq(shost->host_lock);
948 lpfc_unblock_requests(phba);
949 933
950 return ret; 934 return ret;
951} 935}
@@ -963,7 +947,6 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
963 int ret = FAILED; 947 int ret = FAILED;
964 int cnt, loopcnt; 948 int cnt, loopcnt;
965 949
966 lpfc_block_requests(phba);
967 spin_lock_irq(shost->host_lock); 950 spin_lock_irq(shost->host_lock);
968 /* 951 /*
969 * If target is not in a MAPPED state, delay the reset until 952 * If target is not in a MAPPED state, delay the reset until
@@ -1065,7 +1048,6 @@ out_free_scsi_buf:
1065 1048
1066out: 1049out:
1067 spin_unlock_irq(shost->host_lock); 1050 spin_unlock_irq(shost->host_lock);
1068 lpfc_unblock_requests(phba);
1069 return ret; 1051 return ret;
1070} 1052}
1071 1053
@@ -1080,7 +1062,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1080 int cnt, loopcnt; 1062 int cnt, loopcnt;
1081 struct lpfc_scsi_buf * lpfc_cmd; 1063 struct lpfc_scsi_buf * lpfc_cmd;
1082 1064
1083 lpfc_block_requests(phba);
1084 spin_lock_irq(shost->host_lock); 1065 spin_lock_irq(shost->host_lock);
1085 1066
1086 lpfc_cmd = lpfc_get_scsi_buf(phba); 1067 lpfc_cmd = lpfc_get_scsi_buf(phba);
@@ -1163,7 +1144,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1163 phba->brd_no, ret); 1144 phba->brd_no, ret);
1164out: 1145out:
1165 spin_unlock_irq(shost->host_lock); 1146 spin_unlock_irq(shost->host_lock);
1166 lpfc_unblock_requests(phba);
1167 return ret; 1147 return ret;
1168} 1148}
1169 1149