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    SubjectRe: 2.6.12-rc2-mm3


    --On Monday, April 11, 2005 01:25:32 -0700 Andrew Morton <akpm@osdl.org> wrote:

    >
    > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.12-rc2/2.6.12-rc2-mm3/
    >
    >
    > - The anticipatory I/O scheduler has always been fairly useless with SCSI
    > disks which perform tagged command queueing. There's a patch here from Jens
    > which is designed to fix that up by constraining the number of requests
    > which we'll leave pending in the device.
    >
    > The depth currently defaults to 1. Tunable in
    > /sys/block/hdX/queue/iosched/queue_depth
    >
    > This patch hasn't been performance tested at all yet. If you think it is
    > misbehaving (the usual symptom is processes stuck in D state) then please
    > report it, then boot with `elevator=cfq' or `elevator=deadline' to work
    > around it.
    >
    > - More CPU scheduler work. I hope someone is testing this stuff.

    Trying ... having some build problems that seem to be part test-harness,
    part bugs.

    Meanwhile on PPC64:

    fs/cifs/misc.c: In function `cifs_convertUCSpath':
    fs/cifs/misc.c:546: error: case label does not reduce to an integer constant
    fs/cifs/misc.c:549: error: case label does not reduce to an integer constant
    fs/cifs/misc.c:552: error: case label does not reduce to an integer constant
    fs/cifs/misc.c:561: error: case label does not reduce to an integer constant
    fs/cifs/misc.c:564: error: case label does not reduce to an integer constant
    fs/cifs/misc.c:567: error: case label does not reduce to an integer constant
    make[2]: *** [fs/cifs/misc.o] Error 1
    make[1]: *** [fs/cifs] Error 2
    make[1]: *** Waiting for unfinished jobs....


    M.

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