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    SubjectRe: A desktop environment[1] kernel wishlist
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    On Tue, 2014-10-21 at 12:28 -0700, Andy Lutomirski wrote:
    > On 10/21/2014 01:49 AM, Bastien Nocera wrote:
    > > Hey,
    > >
    > > GNOME has had discussions with kernel developers in the past, and,
    > > fortunately, in some cases we were able to make headway.
    > >
    > > There are however a number of items that we still don't have solutions
    > > for, items that kernel developers might not realise we'd like to rely
    > > on, or don't know that we'd make use of if merged.
    > >
    > > I've posted this list at:
    > > https://wiki.gnome.org/BastienNocera/KernelWishlist
    > >
    > > Let me know on-list or off-list if you have any comments about those, so
    > > I can update the list.
    >
    > I don't know much about desktop environment infrastructure, but I think
    > the kernel probably already has a lot of what's needed for LinuxApps.
    >
    > Tools like Sandstorm [1] (shameless plug, but it's a good example here)
    > can already sandbox normal-ish programs, and those sandboxes can be
    > launched without privilege [2].
    >
    > Why is kdbus needed?

    Because it sucks less than passing fd's and using home-made protocols on
    top of it.

    > Why are overlays better than, say, btrfs
    > lightweight copies here? Also, overlayfs might actually make it for 3.19.

    Overlayfs works on more than just btrfs, which is useful to not rely on
    a particular filesystem to implement those features.

    > As for childfs, I implemented procfs polling a couple years ago, but it
    > never went anywhere:
    >
    > http://lkml.kernel.org/g/1840e47fc4113af16989a4250d98bed62a9bce53.1354559528.git.luto@amacapital.net
    >
    > If that would help, I can try to dust it off and get it in to the kernel.

    I'll pass that on to Ryan who requested this feature.

    Cheers



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