The patch titled
Block I/O while SG reset operation in progress - lpfc portion
has been removed from the -mm tree. Its filename is
block-i-o-while-sg-reset-operation-in-progress-lpfc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: Block I/O while SG reset operation in progress - lpfc portion
From: James Smart <James.Smart@xxxxxxxxxx>
This removes the duplicate functionality which had been added to the lpfc
driver.
Signed-off-by: James Smart <James.Smart@xxxxxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
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 -puN drivers/scsi/lpfc/lpfc.h~block-i-o-while-sg-reset-operation-in-progress-lpfc drivers/scsi/lpfc/lpfc.h
--- 25/drivers/scsi/lpfc/lpfc.h~block-i-o-while-sg-reset-operation-in-progress-lpfc Tue Jun 27 14:44:18 2006
+++ 25-akpm/drivers/scsi/lpfc/lpfc.h Tue Jun 27 14:44:18 2006
@@ -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 -puN drivers/scsi/lpfc/lpfc_init.c~block-i-o-while-sg-reset-operation-in-progress-lpfc drivers/scsi/lpfc/lpfc_init.c
--- 25/drivers/scsi/lpfc/lpfc_init.c~block-i-o-while-sg-reset-operation-in-progress-lpfc Tue Jun 27 14:44:18 2006
+++ 25-akpm/drivers/scsi/lpfc/lpfc_init.c Tue Jun 27 14:44:18 2006
@@ -1452,7 +1452,6 @@ lpfc_pci_probe_one(struct pci_dev *pdev,
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 -puN drivers/scsi/lpfc/lpfc_scsi.c~block-i-o-while-sg-reset-operation-in-progress-lpfc drivers/scsi/lpfc/lpfc_scsi.c
--- 25/drivers/scsi/lpfc/lpfc_scsi.c~block-i-o-while-sg-reset-operation-in-progress-lpfc Tue Jun 27 14:44:18 2006
+++ 25-akpm/drivers/scsi/lpfc/lpfc_scsi.c Tue Jun 27 14:44:18 2006
@@ -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 *cmn
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 *cmn
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
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
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
phba->brd_no, ret);
out:
spin_unlock_irq(shost->host_lock);
- lpfc_unblock_requests(phba);
return ret;
}
_
Patches currently in -mm which might be from James.Smart@xxxxxxxxxx are
git-scsi-misc.patch
scsi_target_reap-use-after-free-fix.patch
-
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