Messages in this thread | | | Date | Thu, 2 Jul 2020 12:11:18 -0700 | From | Tony Lindgren <> | Subject | Re: [PATCH 1/2] bus: ti-sysc: Fix wakeirq sleeping function called from invalid context |
| |
* Tony Lindgren <tony@atomide.com> [200702 19:03]: > * Suman Anna <s-anna@ti.com> [200702 18:01]: > > Hi Tony, > > > > On 7/2/20 12:49 PM, Tony Lindgren wrote: > > > With CONFIG_DEBUG_ATOMIC_SLEEP enabled we can see the following with > > > wakeirqs and serial console idled: > > > > Which devices are these? I have one patch from Tero fixing similar errors in > > OMAP IOMMU driver. Will post that either today or tomorrow. > > I noticed this testing Andy Schevchenko's pending generic serial PM > patches. It happens on any omap variant with kernel serial console > detached and uart idled. Then just wait for the autosuspend timeout > to expire and type a character on the serial console :)
And BTW, Andy's series involves the removal of pm_runtime_irq_safe() from the serial drivers that we still have. So this won't trigger currently with the uart. But the issue could trigger with other drivers though.
Regards,
Tony
| |