From: Felipe Balbi > > On Fri, Nov 14, 2014 at 07:23:52PM +0200, Mathias Nyman wrote: > > From: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx> > > > > When system is being suspended, if host device is not allowed to do wakeup, > > xhci_suspend() needs to clear all root port wake on bits. Otherwise, some > > platforms may generate spurious wakeup, even if PCI PME# is disabled. > > > > The initial commit ff8cbf250b44 ("xhci: clear root port wake on bits"), > > which also got into stable, turned out to not work correctly and had to > > be reverted, and is now rewritten. > > > > Cc: stable <stable@xxxxxxxxxxxxxxx> > > how far back ? Apparently, also, 2.6.37+ Isn't xhci completely broken before some relatively recent kernel? ISTR a massive USB/xhci patch that a lot of things depend on. Is it worth backporting to kernels without that patch? David -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html