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Re: lockdep: incorrect deadlock warning with two GPIO expanders

From Bartosz Golaszewski <bgolaszewski@baylibre.com>
Newsgroups linux.kernel
Subject Re: lockdep: incorrect deadlock warning with two GPIO expanders
Date 2016-09-16 14:10 +0200
Message-ID <si07U-4uJ-3@gated-at.bofh.it> (permalink)
References (6 earlier) <shEh4-75Z-29@gated-at.bofh.it> <shETM-7yO-13@gated-at.bofh.it> <shF3r-7Ca-13@gated-at.bofh.it> <shZ29-3Be-27@gated-at.bofh.it> <shZlv-3Xl-33@gated-at.bofh.it>
Organization linux.* mail to news gateway

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2016-09-16 13:14 GMT+02:00 Bartosz Golaszewski <bgolaszewski@baylibre.com>:
>
> The whole thing is a bit more complicated - I'm trying to figure out
> the code behind it, but the first expander has four parents whose
> driver == pca953x, while the second has five of them. There is no
> device name, but kobj->name corresponds with the i2c device
> sub-directories on correct addresses and busses (1-0021 for the first
> one and 4-0020 for the second on my board).

Actually nevermind my last e-mail - I did a braindead mistake when
obtaining logs.

Thanks,
Bartosz

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Thread

lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-12 14:00 +0200
  Re: lockdep: incorrect deadlock warning with two GPIO expanders Peter Zijlstra <peterz@infradead.org> - 2016-09-12 14:10 +0200
    Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-12 17:20 +0200
      Re: lockdep: incorrect deadlock warning with two GPIO expanders Peter Zijlstra <peterz@infradead.org> - 2016-09-12 17:40 +0200
        Re: lockdep: incorrect deadlock warning with two GPIO expanders Linus Walleij <linus.walleij@linaro.org> - 2016-09-13 14:30 +0200
          Re: lockdep: incorrect deadlock warning with two GPIO expanders Peter Zijlstra <peterz@infradead.org> - 2016-09-15 10:00 +0200
            Re: lockdep: incorrect deadlock warning with two GPIO expanders Linus Walleij <linus.walleij@linaro.org> - 2016-09-15 14:50 +0200
              Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-15 15:30 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Peter Zijlstra <peterz@infradead.org> - 2016-09-15 15:40 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-15 16:20 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Peter Zijlstra <peterz@infradead.org> - 2016-09-15 16:40 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-15 17:30 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Peter Zijlstra <peterz@infradead.org> - 2016-09-16 13:00 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-16 13:20 +0200
                Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-16 14:10 +0200
              Re: lockdep: incorrect deadlock warning with two GPIO expanders Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-09-16 16:30 +0200

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