[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>

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 6b40221..225a787 100644 (file)
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -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,