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    SubjectRe: [Linux-cluster] Re: [PATCH 00/14] GFS
    Mike Christie wrote:
    > David Teigland wrote:
    >
    >>On Tue, Aug 02, 2005 at 09:45:24AM +0200, Arjan van de Ven wrote:
    >>
    >>
    >>>* Why are you using bufferheads extensively in a new filesystem?
    >>
    >>
    >>bh's are used for metadata, the log, and journaled data which need to be
    >>written at the block granularity, not page.
    >>
    >
    >
    > In a scsi tree
    > http://kernel.org/git/?p=linux/kernel/git/jejb/scsi-block-2.6.git;a=summary

    oh yeah it is in -mm too.

    > there is a function, bio_map_kern(), in fs.c that maps a buffer into a
    > bio. It does not have to be page granularity. Can something like that be
    > used in these places?
    >
    > --
    > Linux-cluster mailing list
    > Linux-cluster@redhat.com
    > http://www.redhat.com/mailman/listinfo/linux-cluster

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