On Fri, Aug 05, 2016 at 10:44:14AM +0200, Maxime Villard wrote: > Le 04/08/2016 à 21:09, Joerg Sonnenberger a écrit : > > On Sun, Jul 24, 2016 at 02:09:22PM +0000, Maxime Villard wrote: > > > Fix this by properly saving and restoring the EFER MSR. It's a little > > > tricky since the wakeup code uses %edx, but rdmsr overwrites it. We just > > > save it in %esi. > > > > Use push/pop around it, please? > > > > Around what, where?
The %edx reinit in acpi_md_sleep_prepare. Just push edx / pop edx around the rdmsr with a comment about clobbering. Less work to understand what goes on and certainly not more code either. Joerg
