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    Subject4.19.106-rt44 -- boot problems with irqwork: push most work into softirq context

    On Thu 2020-03-19 22:48:35, Pavel Machek wrote:
    > Hi!
    >
    > > I'm pleased to announce the 4.19.106-rt44 stable release.
    > >
    > >
    > > This release is just an update to the new stable 4.19.106 version
    > > and no RT specific changes have been made.
    > >
    > >
    > > You can get this release via the git tree at:
    > >
    > > git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-stable-rt.git
    > >
    > > branch: v4.19-rt
    > > Head SHA1: 0f2960c75dd68d339f0aff2935f51652b5625fbf
    >
    > This brought some problems for me. de0-nano board now fails to boot in
    > cca 50% of cases if I move these patches on top of -cip tree.
    >
    > This is example of failed job:
    >
    > https://lava.ciplatform.org/scheduler/job/13037
    >
    > de0-nano is 32-bit arm, should be based on Altera SoCFPGA if I understand
    > things correctly.
    >
    > "fc9f4631a290 irqwork: push most work into softirq context" touches
    > area of the panic above. I tried to revert it on top of the full
    > series, and tests passed twice so far...

    Test passed 7 times now. So yes, reverting this fixes de0-nano
    boot. Any ideas what might be wrong?

    I'll be running it few more times.

    https://gitlab.com/cip-project/cip-kernel/linux-cip/pipelines/127953471

    Best regards,
    Pavel
    --
    (english) http://www.livejournal.com/~pavelmachek
    (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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