Re: [Qemu-devel] Re: [PATCH v3 1/1] Shared memory uio_pci driver

[malc]

On Sun, 28 Mar 2010, Jamie Lokier wrote:

> Avi Kivity wrote:
> > ioctls encode the buffer size into the ioctl number, so in theory strace 
> > doesn't need to be taught about an ioctl to show its buffer.
> 
> Unfortunately ioctl numbers don't always follow that rule :-(

It's not a rule to begin with, since there's no way to enforce it.

> But maybe that's just awful proprietary drivers that I've seen.
> 
> Anyway, strace should be taught how to read kernel headers to get
> ioctl types ;-)
> 
> -- Jamie
> 
> 

-- 
mailto:address@hidden