Commit 4f44f35d authored Dec 24, 2015 by Ryan C. Underwood Committed by Martin K. Petersen Jan 08, 2016

3w-xxxx: Pass through compat mode ioctls



This allows 32-bit userspace tools (tw_cli, smartctl) to work on a
64-bit system.  The command buffer is opaque to us, so, no word size
problems.

Signed-off-by: Ryan C. Underwood <nemesis@icequake.net>
Reviewed-by: Shane Seymour <shane.seymour@hpe.com>
Reviewed-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 4e09bff3

drivers/scsi/3w-xxxx.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -1045,6 +1045,9 @@ static int tw_chrdev_open(struct inode inode, struct file file)
		static const struct file_operations tw_fops = {
		.owner = THIS_MODULE,
		.unlocked_ioctl = tw_chrdev_ioctl,
		#ifdef CONFIG_COMPAT
		.compat_ioctl = tw_chrdev_ioctl,
		#endif
		.open = tw_chrdev_open,
		.release = NULL,
		.llseek = noop_llseek,