Messages in this thread | | | Subject | Re: [BUG] vt6655: A possible sleep-in-atomic bug in vt6655_suspend | From | Jia-Ju Bai <> | Date | Mon, 9 Oct 2017 15:56:49 +0800 |
| |
Okay, I will send a patch :)
Thanks, Jia-Ju Bai
On 2017/10/9 13:43, Greg KH wrote: > On Mon, Oct 09, 2017 at 09:10:28AM +0800, Jia-Ju Bai wrote: >> According to device_main.c, the driver may sleep under a spinlock, >> and the function call path is: >> vt6655_suspend (acquire the spinlock) >> pci_set_power_state >> __pci_start_power_transition (drivers/pci/pci.c) >> msleep --> may sleep >> >> A possible fix is to replace msleep with mdelay in >> __pci_start_power_transition in drivers/pci/pci.c. > Patches are usually best to send in for things that you find like this. > > thanks, > > greg k-h
| |