On Sun, Mar 06, 2016 at 02:18:31PM +0100, Jörg-Volker Peetz wrote: > Greg KH wrote on 03/05/16 18:41: > > > > Can you use 'git bisect' between 4.4.3 and 4.4.4 to track down the > > offending patch? > > > > thanks, > > > > greg k-h > > > > It's one line of code that freezes X during start on my HP Pavilion dv7 hybrid > graphic (AMD HD 42000 - AMD HD 5400): > > # git bisect visualize > commit b36e52c44ce6728824546d8b5f05b844cede96f1 > Author: Alex Deucher <alexander.deucher@xxxxxxx> > Date: Tue Nov 24 14:32:44 2015 -0500 > > drm/radeon: call hpd_irq_event on resume > > commit dbb17a21c131eca94eb31136eee9a7fe5aff00d9 upstream. > > Need to call this on resume if displays changes during > suspend in order to properly be notified of changes. > > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> > Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > > Removing the line inserted by this patch from 4.4.4 makes X on my laptop work again. > Just for the records: with the above patch the laptop freezes during shutdown > and has to be switched off by pressing the power button several seconds until > power-off. Ah, good to know. Alex, any ideas? Also, does this same problem also happen in 4.5-rc7? If so, that's good. If not, I'm worried that I might have missed a fixup patch somewhere. thanks, greg k-h -- 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