[linux-lvm] Re: [patch] make device mapper compile on 2.5.4x

[Joe Thornber]

On Mon, Nov 11, 2002 at 06:23:00PM -0500, Alexander Viro wrote:
> 
> 
> On Mon, 11 Nov 2002, Bernd Eckenfels wrote:
> 
> > -	set_device_ro(dm_kdev(md), 0/*(param->flags & DM_READONLY_FLAG)*/);
> > +	bdev = bdget(kdev_t_to_nr(dm_kdev(md)));
> > +	if (!bdev)
> > +		return -ENXIO;
> > +	set_device_ro(bdev, (param->flags & DM_READONLY_FLAG));
> > +	bdput(bdev);
> 
> That is simply wrong.  set_device_ro() works only on opened block_device.
> Correct fix is to use set_disk_ro() and it's already in the tree (1.830
> on bkbits).

And I have sent the patch for this 3 times now.

- Joe