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    SubjectRe: upcoming percpu changes
    Hello,

    On 02/05/2010 02:16 PM, Stephen Rothwell wrote:
    > The percpu tree currently in linux-next
    > (git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu.git#for-next)
    > contains a patch to remove the "per_cpu_" prefix from percpu variables
    > followed by a set of patches to annotate all the percpu variables (and
    > accessing variables) with a __percpu tag to put them into a separate
    > sparse name space. These latter patches are causing some merge conflicts
    > with a couple of trees (and will most likely cause more before the merge
    > window). A solution to this is for you to accept the patch below into
    > your tree now and then the annotating patches can be sent to the
    > respective maintainers directly.
    >
    > Of course, this assumes that you will accept the percpu changes during
    > the next merge window (and they are not completely without controversy)
    > and the proponents actually submit them :-).
    >
    > What do you think?
    >
    > From: Stephen Rothwell <sfr@canb.auug.org.au>
    > Date: Fri, 5 Feb 2010 16:09:11 +1100
    > Subject: [PATCH] percpu: add __percpu for sparse
    >
    > This is to make the annotation of percpu variables during the next merge
    > window less painfull.
    >
    > Extracted from a patch by Rusty Russell.
    >
    > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

    I agree that this would be the cleanest way to integrate things.
    Thanks for doing this. If this gets in, I'll send individual patches
    to respective maintainers.

    Acked-by: Tejun Heo <tj@kernel.org>

    For reference, the thread which contains the annoation patches is

    http://lkml.org/lkml/2010/1/25/107

    Thanks.

    --
    tejun


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