On Mon 2018-07-09 03:33:05, Tony Lindgren wrote:
> * Pavel Machek <pavel@xxxxxx> [180708 19:40]:
> > Ok, so it seems to be:
> >
> > user@devuan:~$ cat /sys/kernel/debug/pm_debug/count
> > (oops).
> >
> > The file seems to be world-readable.
> >
> > user@devuan:~$ ls -al /sys/kernel/debug/pm_debug/count
> > -r--r--r-- 1 root root 0 Jan 1 1970 /sys/kernel/debug/pm_debug/count
> >
> > But on PC, that file does not exist.
> >
> > Any ideas?
>
> I'm not seeing this as tested with omap2plus_defconfig and
> not seeing any unclocked module interrupts here.. Can you
> see if the script below produces something for you?
>
> I had to filter out some trace pipes as they seem to hang.
After some more debugging:
+ printk("3...\n");
cm_per_dump(s);
+ printk("4...\n");
cm_per_dump seems to be the problem.
Pavel
--
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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