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    SubjectRe: htree directory indexing 2.4.18-2 BUG with highmem and also high i/o
    Date
    On Wednesday 10 July 2002 23:01, Andreas Dilger wrote:
    > On Jul 09, 2002 23:33 +0200, Marc-Christian Petersen wrote:
    > > Hi Daniel,
    > >
    > > I've found a bug with htree directory indexing patch and
    > > highmem enabled (64GB). This is with 2.4.18 and htree patch
    > > 2.4.18-2. Oops appears if accessing an ext2 partition with ls
    > > or doing "who/w" in the directory of the ext2 partition.
    >
    > The ext2 htree patch probably needs to add a "kmap()" and "kunmap()"
    > in the function that reads a page and scans the directory for the
    > name it is looking for. I can't be any more specific than this
    > right now since I only have the ext3 version of this patch, and it
    > does not have page-cache based directories (it is still using the
    > buffer cache).

    Hi Andreas,

    Yes, kmap is utterly not-there for the Ext2 version of the patch.
    This is one of those uninteresting but altogether essential chores
    that just needs doing. Sigh.

    See you tomorrow.

    --
    Daniel
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