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Commit 40cc51be authored by Al Viro's avatar Al Viro
Browse files

[PATCH] switch sr



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 0338e291
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+18 −22
Original line number Original line Diff line number Diff line
@@ -471,34 +471,31 @@ static int sr_prep_fn(struct request_queue *q, struct request *rq)
	return scsi_prep_return(q, rq, ret);
	return scsi_prep_return(q, rq, ret);
}
}


static int sr_block_open(struct inode *inode, struct file *file)
static int sr_block_open(struct block_device *bdev, fmode_t mode)
{
{
	struct gendisk *disk = inode->i_bdev->bd_disk;
	struct scsi_cd *cd = scsi_cd_get(bdev->bd_disk);
	struct scsi_cd *cd;
	int ret = -ENXIO;
	int ret = 0;

	if(!(cd = scsi_cd_get(disk)))
		return -ENXIO;


	if((ret = cdrom_open(&cd->cdi, inode->i_bdev, file->f_mode)) != 0)
	if (cd) {
		ret = cdrom_open(&cd->cdi, bdev, mode);
		if (ret)
			scsi_cd_put(cd);
			scsi_cd_put(cd);

	}
	return ret;
	return ret;
}
}


static int sr_block_release(struct inode *inode, struct file *file)
static int sr_block_release(struct gendisk *disk, fmode_t mode)
{
{
	struct scsi_cd *cd = scsi_cd(inode->i_bdev->bd_disk);
	struct scsi_cd *cd = scsi_cd(disk);
	cdrom_release(&cd->cdi, file ? file->f_mode : 0);
	cdrom_release(&cd->cdi, mode);
	scsi_cd_put(cd);
	scsi_cd_put(cd);

	return 0;
	return 0;
}
}


static int sr_block_ioctl(struct inode *inode, struct file *file, unsigned cmd,
static int sr_block_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
			  unsigned long arg)
			  unsigned long arg)
{
{
	struct scsi_cd *cd = scsi_cd(inode->i_bdev->bd_disk);
	struct scsi_cd *cd = scsi_cd(bdev->bd_disk);
	struct scsi_device *sdev = cd->device;
	struct scsi_device *sdev = cd->device;
	void __user *argp = (void __user *)arg;
	void __user *argp = (void __user *)arg;
	int ret;
	int ret;
@@ -513,8 +510,7 @@ static int sr_block_ioctl(struct inode *inode, struct file *file, unsigned cmd,
		return scsi_ioctl(sdev, cmd, argp);
		return scsi_ioctl(sdev, cmd, argp);
	}
	}


	ret = cdrom_ioctl(&cd->cdi, inode->i_bdev,
	ret = cdrom_ioctl(&cd->cdi, bdev, mode, cmd, arg);
			  file ? file->f_mode : 0, cmd, arg);
	if (ret != -ENOSYS)
	if (ret != -ENOSYS)
		return ret;
		return ret;


@@ -525,7 +521,7 @@ static int sr_block_ioctl(struct inode *inode, struct file *file, unsigned cmd,
	 * if it doesn't recognise the ioctl
	 * if it doesn't recognise the ioctl
	 */
	 */
	ret = scsi_nonblockable_ioctl(sdev, cmd, argp,
	ret = scsi_nonblockable_ioctl(sdev, cmd, argp,
					file ? file->f_flags & O_NDELAY : 0);
					(mode & FMODE_NDELAY_NOW) != 0);
	if (ret != -ENODEV)
	if (ret != -ENODEV)
		return ret;
		return ret;
	return scsi_ioctl(sdev, cmd, argp);
	return scsi_ioctl(sdev, cmd, argp);
@@ -540,9 +536,9 @@ static int sr_block_media_changed(struct gendisk *disk)
static struct block_device_operations sr_bdops =
static struct block_device_operations sr_bdops =
{
{
	.owner		= THIS_MODULE,
	.owner		= THIS_MODULE,
	.__open		= sr_block_open,
	.open		= sr_block_open,
	.__release	= sr_block_release,
	.release	= sr_block_release,
	.__ioctl		= sr_block_ioctl,
	.locked_ioctl	= sr_block_ioctl,
	.media_changed	= sr_block_media_changed,
	.media_changed	= sr_block_media_changed,
	/* 
	/* 
	 * No compat_ioctl for now because sr_block_ioctl never
	 * No compat_ioctl for now because sr_block_ioctl never