Hi!
> > This one should prevent ioctl numbers changing, too.
>
> > -#define SNAPSHOT_ATOMIC_SNAPSHOT _IOW(SNAPSHOT_IOC_MAGIC, 3, void *)
> > +#define SNAPSHOT_ATOMIC_SNAPSHOT _IOW(SNAPSHOT_IOC_MAGIC, 3, u32) /*
> > void * */
>
> Afaict that'll actually change ioctl numbers breaking existing 64-bit
> userspace.
Yes, probably will. The other option is to break existing 32-bit
userspace, which is a bit more common AFAICT.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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