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    SubjectRe: DEVFSv50 and /dev/fb? (or /dev/fb/? ???)
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    On Sat, 8 Aug 1998, Richard Gooch wrote:
    > When you attempt to access a device node which isn't there (say
    > "ide/cd/c0b0t0u0") then for each path component that doesn't exist,
    > devfs sends that to kmod. Thus, potentially, you have have the
    > following sequence of strings sent to kmod: "ide", "ide/cd",
    > "ide/cd/c0b0t0u0".

    Oh, OK.

    Is this something that I should already know from reading the FAQ?
    (It's been a few weeks.)

    > then the ide-cd module will be loaded as required. Then the module
    > will detect your CD-ROM and will also register the "c0b0t0u0"
    > entry. So in general only one request is made to kmod: "ide/cd".
    >
    > Something to keep in mind here is that while device entries don't
    > appear/exist at first, an explicit lookup of the inode (any syscall
    > that provides a pathname) will trigger kmod. So it all just magically
    > works.

    Good!

    Kragen


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