Re: [PATCH][v3] PM / Hibernate: Feed the wathdog when creating snapshot

2017-08-23 Thread Rafael J. Wysocki
On Wed, Aug 23, 2017 at 5:47 AM, Chen Yu wrote: > There is a problem that when counting the pages for creating > the hibernation snapshot will take significant amount of > time, especially on system with large memory. Since the counting > job is performed with irq disabled, this might lead to NMI

[PATCH][v3] PM / Hibernate: Feed the wathdog when creating snapshot

2017-08-22 Thread Chen Yu
There is a problem that when counting the pages for creating the hibernation snapshot will take significant amount of time, especially on system with large memory. Since the counting job is performed with irq disabled, this might lead to NMI lockup. The following warning were found on a system with