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    SubjectRe: marching through all physical memory in software
    Hi!

    >>> The next question is who handles the conversion of the various
    >>> different arch-specific BIOS mappings to a standard format that we
    >>> can feed to the background "scrub" code. Is this something that
    >>> belongs in the edac memory controller code, or would it live in
    >>> /arch/foo somewhere?
    >>
    >>
    >> If it's intended to be something basically stand-alone that doesn't require
    >> an actual EDAC chipset, it should probably live elsewhere. Otherwise, you get
    >> into the case of people who don't enable it because they "know" their hardware
    >> doesn't have an EDAC ability, even if they *could* benefit from the function.
    >>
    >> On the other hand, if it's an EDAC-only thing, maybe under drivers/edac/$ARCH?
    >
    > I don't see anything in the name of EDAC that implies hardware only...a
    > software memory scrub could be considered "error detection and
    > correction". Might have to update the config help text though.

    Software memory scrub would no longer be a "driver" :-). So it should
    go into kernel/scrub or mm/scrub or maybe mm/edac or something.

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


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