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OpenCloudOS-Kernel
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cciss: factor out cciss_getheartbeat 

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Stephen M. Cameron 2010-08-26 13:55:59 -05:00 committed by Jens Axboe
parent 4f43f32cd3
commit 93c7493113
1 changed files with 13 additions and 11 deletions
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24
drivers/block/cciss.c
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@ -1333,6 +1333,18 @@ static int cciss_setnodename(ctlr_info_t *h, void __user *argp)
return 0;
}
static int cciss_getheartbeat(ctlr_info_t *h, void __user *argp)
{
Heartbeat_type heartbeat;
if (!argp)
return -EINVAL;
heartbeat = readl(&h->cfgtable->HeartBeat);
if (copy_to_user(argp, &heartbeat, sizeof(Heartbeat_type)))
return -EFAULT;
return 0;
}
static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
@ -1355,17 +1367,7 @@ static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
case CCISS_SETNODENAME:
return cciss_setnodename(h, argp);
case CCISS_GETHEARTBEAT:
{
Heartbeat_type heartbeat;
if (!arg)
return -EINVAL;
heartbeat = readl(&h->cfgtable->HeartBeat);
if (copy_to_user
(argp, &heartbeat, sizeof(Heartbeat_type)))
return -EFAULT;
return 0;
}
return cciss_getheartbeat(h, argp);
case CCISS_GETBUSTYPES:
{
BusTypes_type BusTypes;