Re: [PATCH] spi: Make spi_delay_exec() warn if called from atomic context

[Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>]

On Fri, May 22, 2020 at 07:02:33PM +0300, Andy Shevchenko wrote:
> On Fri, May 22, 2020 at 04:50:05PM +0100, Mark Brown wrote:
> > If the delay used is long enough the spi_delay_exec() will use a sleeping
> > function to implement it. Add a might_sleep() here to help avoid callers
> > using this from an atomic context and running into problems at runtime on
> > other systems.
> 
> Thanks!
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

We may improve it later, though, to be smarter and spill a warning only when it
uses non-atomic delays. For now this is good enough.

-- 
With Best Regards,
Andy Shevchenko