diff options
Diffstat (limited to 'drivers/scsi/megaraid.c')
| -rw-r--r-- | drivers/scsi/megaraid.c | 26 |
1 files changed, 4 insertions, 22 deletions
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 6ee88c59953e..6fe884a2d00d 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -35,6 +35,7 @@ #include <linux/blkdev.h> #include <asm/uaccess.h> #include <asm/io.h> +#include <linux/completion.h> #include <linux/delay.h> #include <linux/proc_fs.h> #include <linux/reboot.h> @@ -4477,8 +4478,6 @@ mega_internal_command(adapter_t *adapter, lockscope_t ls, megacmd_t *mc, scb->idx = CMDID_INT_CMDS; - scmd->state = 0; - /* * Get the lock only if the caller has not acquired it already */ @@ -4488,15 +4487,7 @@ mega_internal_command(adapter_t *adapter, lockscope_t ls, megacmd_t *mc, if( ls == LOCK_INT ) spin_unlock_irqrestore(&adapter->lock, flags); - /* - * Wait till this command finishes. Do not use - * wait_event_interruptible(). It causes panic if CTRL-C is hit when - * dumping e.g., physical disk information through /proc interface. - */ -#if 0 - wait_event_interruptible(adapter->int_waitq, scmd->state); -#endif - wait_event(adapter->int_waitq, scmd->state); + wait_for_completion(&adapter->int_waitq); rval = scmd->result; mc->status = scmd->result; @@ -4530,16 +4521,7 @@ mega_internal_done(Scsi_Cmnd *scmd) adapter = (adapter_t *)scmd->device->host->hostdata; - scmd->state = 1; /* thread waiting for its command to complete */ - - /* - * See comment in mega_internal_command() routine for - * wait_event_interruptible() - */ -#if 0 - wake_up_interruptible(&adapter->int_waitq); -#endif - wake_up(&adapter->int_waitq); + complete(&adapter->int_waitq); } @@ -4861,7 +4843,7 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) } init_MUTEX(&adapter->int_mtx); - init_waitqueue_head(&adapter->int_waitq); + init_completion(&adapter->int_waitq); adapter->this_id = DEFAULT_INITIATOR_ID; adapter->host->this_id = DEFAULT_INITIATOR_ID; |