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    SubjectRe: [RFC 07/15] PM / Hibernate: add sws_modules_ops
    On Tue 2010-03-23 17:17:35, Jiri Slaby wrote:
    > For now they will only hold swap operations. In next patches, user
    > support will be converted to ops as well to have a single layer and
    > can push pages instead of pulling them.

    > +struct sws_module_ops {
    > + unsigned long (*storage_available)(void);
    > +
    > + int (*get_reader)(unsigned int *flags_p);
    > + int (*put_reader)(void);
    > + int (*get_writer)(void);
    > + int (*put_writer)(unsigned int flags, int error);
    > + int (*read_page)(void *addr, struct bio **bio_chain);
    > + int (*write_page)(void *addr, struct bio **bio_chain);
    > +};

    sws_ prefix is strange.

    Plus, could we get some docs what it does? Stuff like "get_writer" is
    not entirely self-documenting.

    Pavel

    --
    (english) http://www.livejournal.com/~pavelmachek
    (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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