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    SubjectRe: [REGRESSION] linux-next panics when trying to mount root
    On 2018-01-16 16:30, Boris Brezillon wrote:
    > On Tue, 16 Jan 2018 16:02:35 +0100
    > Peter Rosin <peda@axentia.se> wrote:
    >
    >> On 2018-01-16 15:21, Boris Brezillon wrote:
    >> > On Tue, 16 Jan 2018 14:56:52 +0100
    >> > Peter Rosin <peda@axentia.se> wrote:
    >> >
    >> >> Hmmm, I guess the question is if the command line should override the
    >> >> device tree or not?
    >> >
    >> > Yep, that's the problem. Now the core parses the compatible to decides
    >> > which part parser should be used. The thing is, the "cmdline" parser is
    >> > not yet exposing a compatible id, and even if it was, this would
    >> > require patching all DTs to add this new compatible.
    >> >
    >> > partitions {
    >> > compatible = "cmdline", "fixed-partitions";
    >> > ...
    >> > };
    >> >
    >> > Not really an option, so I'll drop the 2 patches for now until we find a
    >> > better solution.
    >> >
    >> >> I'm going to send a patch for the above dts change either way...
    >> >
    >> > If you want, but that does not solve the problem: we should not break
    >> > existing users.
    >>
    >> Well, don't let these devices stop you, they will not get a new kernel
    >> w/o also getting a new dtb, and I can handle this just fine. But maybe
    >> I'm just the first reporter and you'd rather not risk anything?
    >> Anyway,
    >> just wanted to let you know where I stand...
    >
    > Unfortunately, at91 is not the only platform to have "fixed-partitions"
    > defined in its DTs, and I guess users of other platforms also like to
    > override the default MTD layout by their own using mtdparts.I'd like to
    > find a solution that keeps everyone happy.

    I absolutely agree with Boris, we can't risk such regressions. That had
    to
    be dropped and I'm looking for a better solution.

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