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    SubjectRe: suspend2 merge (was Re: [Suspend2-devel] Re: CFS and suspend2: hang in atomic copy)
    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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