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[SCSI] aacraid: use kthread_ API

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Use the kthread_ API instead of opencoding lots of hairy code for kernel
thread creation and teardown.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Salyzyn, Mark <mark_salyzyn@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Christoph Hellwig
2006-02-14 18:45:06 +01:00
committed by James Bottomley
parent 38e14f895b
commit fe27381d16
4 changed files with 13 additions and 21 deletions
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14
drivers/scsi/aacraid/commsup.c
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@@ -39,6 +39,7 @@
#include <linux/completion.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/kthread.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
#include <asm/semaphore.h>
@@ -1045,8 +1046,9 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
* more FIBs.
*/
int aac_command_thread(struct aac_dev * dev)
int aac_command_thread(void *data)
{
struct aac_dev *dev = data;
struct hw_fib *hw_fib, *hw_newfib;
struct fib *fib, *newfib;
struct aac_fib_context *fibctx;
@@ -1058,12 +1060,7 @@ int aac_command_thread(struct aac_dev * dev)
*/
if (dev->aif_thread)
return -EINVAL;
/*
* Set up the name that will appear in 'ps'
* stored in task_struct.comm[16].
*/
daemonize("aacraid");
allow_signal(SIGKILL);
/*
* Let the DPC know it has a place to send the AIF's to.
*/
@@ -1266,13 +1263,12 @@ int aac_command_thread(struct aac_dev * dev)
spin_unlock_irqrestore(dev->queues->queue[HostNormCmdQueue].lock, flags);
schedule();
if(signal_pending(current))
if (kthread_should_stop())
break;
set_current_state(TASK_INTERRUPTIBLE);
}
if (dev->queues)
remove_wait_queue(&dev->queues->queue[HostNormCmdQueue].cmdready, &wait);
dev->aif_thread = 0;
complete_and_exit(&dev->aif_completion, 0);
return 0;
}