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    SubjectRe: RFC: banning device driver reserved resources from /dev/mem
    > > Only a tiny fraction of devices in the world are PCI, and those
    > > platforms where you most what /dev/mem type debugging tools are often
    > > those without PCI
    >
    > if you looked at the patch it's x86 only, and only active if you set
    > CONFIG_STRICT_DEVMEM.
    > (if you don't select CONFIG_STRICT_DEVMEM, which is off by default, you
    > get unlimited access as usualy)

    Lots of non PCI devices on x86 systems as well.

    And the video problem is a big one for the x86 case as the VGA ISA window
    is used by both the kernel and X without a helper driver.

    Alan


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