Messages in this thread | | | From | Andy Shevchenko <> | Date | Wed, 29 Apr 2020 15:37:50 +0300 | Subject | Re: [PATCH] gpiolib: don't call sleeping functions with a spinlock taken |
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On Wed, Apr 29, 2020 at 9:40 AM Bartosz Golaszewski <bgolaszewski@baylibre.com> wrote: > wt., 28 kwi 2020 o 17:53 Andy Shevchenko <andy.shevchenko@gmail.com> napisał(a): > > On Tue, Apr 14, 2020 at 6:35 PM Bartosz Golaszewski > > <bgolaszewski@baylibre.com> wrote: > > > wt., 14 kwi 2020 o 14:00 Linus Walleij <linus.walleij@linaro.org> napisał(a): > > > > On Fri, Mar 20, 2020 at 10:31 AM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
...
> > It looks like we need a mutex less function which can be used here and > > in the call you are considering racy. > > The thing is this mutex is in pinctrl - we'd need to export it too so > that gpio can use it.
Oh, I see now. So, something like
pinctrl_ext_operation_begin() .... pinctrl_ext_operation_end()
perhaps.
-- With Best Regards, Andy Shevchenko
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