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    SubjectRe: 2.4.19pre5aa1 and splitted vm-33
    On Sat, Apr 06, 2002 at 05:07:03PM +0100, Christoph Hellwig wrote:
    > > Only in 2.4.19pre5aa1: 20_kiobuf-slab-2
    > >
    > > Other patch from Chuck Lever to allocate the whole kiobuf from slab,
    > > using pointer to arrays, to have small structures not larger
    > > than one page (that would otherwise become sensitive to
    > > physical ram page granular fragmentation). While auditing and
    > > merging the patch I also did various small fixes, so please rely
    > > on this patch as a final version, because the original one had a few
    > > bugs/leftovers.
    >
    > What is the reason for adding kio_ prefixes to the 'blocks' and 'bh' members
    > of struct kiobuf? - These fields haven't any new semantics at all, but that
    > change increases the delta dramatically.

    just a grep feature. Chuck did it and I liked it.

    > > Merged various fixes, in particular delayed writes should now be
    > > really flushed by the VM, previously the fact the vm holds
    > > the page lock was forbidding that. New logic is much cleaner too.
    >
    > Do you plan to submit the XFS delalloc changes back to SGI?

    They came from the xfs tree actually, so we should be in sync.

    Andrea
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