Quoting r. Pavel Machek <pavel at suse.cz>: > Subject: Re: T60 not coming out of suspend to RAM > > Hi! > > > > > > > OK, it turns out the problem was with running SATA drive in AHCI mode. > > > > > > > > > > > > After applying the following patch from Forrest Zhao > > > > > > http://lkml.org/lkml/2006/7/20/56 > > > > > > both suspend to disk and suspend to ram work fine now. > > > > > > This patch is going into 2.6.18, isn't it? > > > > > > > > > > Not sure, check latest -rc5, and if it is not there, ask akpm... > > > > > > > > > > > > > Andrew, this is going into 2.6.18, isn't it? I don't see it in -rc5. > > > > > > > > > > It looks like Forrest's stuff is all queued up in the libata devel tree, > > > although in a significantly different-looking form. > > > > > > So no, right now it doesn't look good for 2.6.18. > > > > > > > Ugh, more's the pity :( How about merging this one patch? T60 is only half > > as useful without it (no disk after resume), and the rate of changes in > > libata is high so just using a patch is gonnu be painful in the long run. > > I guess you need to convince SATA maintainer that patch is safe before > it can go in... Right. Jeff, could you please ack whether the following patch from Forrest Zhao is safe for 2.6.18? http://lkml.org/lkml/2006/7/20/56 Without it, no disk access is possible after resume from suspend-to-ram on my T60. -- MST
