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[SCSI] hpsa: eliminate lock_kernel in compat_ioctl 

The use of the big kernel lock here  appears
to be ancient cruft that is no longer needed.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Stephen M. Cameron 2010-02-04 08:43:46 -06:00 committed by James Bottomley
parent 2a8ccf3187
commit e39eeaed1f
1 changed files with 3 additions and 13 deletions
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16
drivers/scsi/hpsa.c
View File

@ -2287,16 +2287,6 @@ static void cmd_special_free(struct ctlr_info *h, struct CommandList *c)
#ifdef CONFIG_COMPAT
static int do_ioctl(struct scsi_device *dev, int cmd, void *arg)
{
int ret;
lock_kernel();
ret = hpsa_ioctl(dev, cmd, arg);
unlock_kernel();
return ret;
}
static int hpsa_ioctl32_passthru(struct scsi_device *dev, int cmd, void *arg);
static int hpsa_ioctl32_big_passthru(struct scsi_device *dev,
int cmd, void *arg);
@ -2319,7 +2309,7 @@ static int hpsa_compat_ioctl(struct scsi_device *dev, int cmd, void *arg)
case CCISS_REGNEWD:
case CCISS_RESCANDISK:
case CCISS_GETLUNINFO:
return do_ioctl(dev, cmd, arg);
return hpsa_ioctl(dev, cmd, arg);
case CCISS_PASSTHRU32:
return hpsa_ioctl32_passthru(dev, cmd, arg);
@ -2355,7 +2345,7 @@ static int hpsa_ioctl32_passthru(struct scsi_device *dev, int cmd, void *arg)
if (err)
return -EFAULT;
err = do_ioctl(dev, CCISS_PASSTHRU, (void *)p);
err = hpsa_ioctl(dev, CCISS_PASSTHRU, (void *)p);
if (err)
return err;
err |= copy_in_user(&arg32->error_info, &p->error_info,
@ -2392,7 +2382,7 @@ static int hpsa_ioctl32_big_passthru(struct scsi_device *dev,
if (err)
return -EFAULT;
err = do_ioctl(dev, CCISS_BIG_PASSTHRU, (void *)p);
err = hpsa_ioctl(dev, CCISS_BIG_PASSTHRU, (void *)p);
if (err)
return err;
err |= copy_in_user(&arg32->error_info, &p->error_info,