On Wed, Feb 01, 2023 at 09:44:04AM -0800, Florian Fainelli wrote: > From: Peter Chen <peter.chen@xxxxxxx> > > commit 4bb4fc0dbfa23acab9b762949b91ffd52106fe4b upstream > > With this change, there will be a wakeup entry at /sys/../power/wakeup, > and the user could use this entry to choose whether enable xhci wakeup > features (wake up system from suspend) or not. > > Tested-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx> > Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx> > Signed-off-by: Peter Chen <peter.chen@xxxxxxx> > Signed-off-by: Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx> > Link: https://lore.kernel.org/r/20200918131752.16488-6-mathias.nyman@xxxxxxxxxxxxxxx > Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx> > --- > drivers/usb/host/xhci-plat.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Why is this new feature needed on these older kernels? What does it fix that is broken? And why not just use a newer kernel release if you want to use this feature? thanks, greg k-h