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SubjectRe: [BUG] vt6655: A possible sleep-in-atomic bug in vt6655_suspend
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

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