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    SubjectRe: [PATCH] SMP race in ext2 - metadata corruption.
    > > discussion in itself), and there really are no valid uses for opening a
    > > block device that is already mounted. More importantly, I don't think
    > > anybody actually does.
    > Actually I did. I might do it again :) The point was to get the kernel to
    > cache certain blocks in the RAM.

    Ditto for some CD based stuff. You burn the important binaries to the front
    of the CD, then at boot dd 64Mb to /dev/null to prime the libraries and
    avoid a lot of seeking during boot up from the CD-ROM.

    However I could do that from an initrd before mounting


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