On Mon, 2014-06-23 at 16:46 +0200, Martin Kepplinger wrote: > Am 2014-06-23 15:14, schrieb Zhang Rui: > > On Mon, 2014-06-23 at 14:22 +0200, Martin Kepplinger wrote: > >> Am 2014-06-23 03:10, schrieb Zhang, Rui: > >>> > >>> > >>>> -----Original Message----- > >>>> From: Martin Kepplinger [mailto:martink@xxxxxxxxx] > >>>> Sent: Sunday, June 22, 2014 10:25 PM > >>>> To: Zhang, Rui > >>>> Cc: rjw@xxxxxxxxxxxxx; lenb@xxxxxxxxxx; linux-acpi@xxxxxxxxxxxxxxx; > >>>> linux-kernel@xxxxxxxxxxxxxxx > >>>> Subject: [BUG] rc1 and rc2: Laptop unusable: on boot,screen black > >>>> instead of native resolution > >>>> Importance: High > >>>> > >>>> Since 3.16-rc1 my laptop's just goes black while booting, instead of > >>>> switching to native screen resolution and showing me the starting > >>>> system there. It's an Acer TravelMate B113 with i915 driver and > >>>> acer_wmi. It stays black and is unusable. > >>>> > > This looks like a duplicate of > > https://bugzilla.kernel.org/show_bug.cgi?id=78601 > > > > thanks, > > rui > I'm not sure about that. I have no problem with v3.15 and the screen > goes black way before a display manager is started. It's right after the > kernel loaded and usually the screen is set to native resolution. > > Bisect told me aaeb2554337217dfa4eac2fcc90da7be540b9a73 as the first bad > one. Although, checking that out and running it, works good. not sure if > that makes sense. > could you please check if the comment in https://bugzilla.kernel.org/show_bug.cgi?id=78601#c5 solves your problem or not? thanks, rui > >>>> Do you have other people complain about that? Bisecting didn't lead to > >>>> a good result. I could be wrong but I somehow suspect the mistake to be > >>>> somewhere in commit 99678ed73a50d2df8b5f3c801e29e9b7a3e5aa85 > >>>> > >>> In order to confirm if the problem is introduced by the above commit, > >>> why not checkout the kernel just before and after this commit and see if the problem exists? > >>> > >>> Thanks, > >>> rui > >>> > >> So maybe I was wrong. d27050641e9bc056446deb0814e7ba1aa7911f5a is still > >> good and aaeb2554337217dfa4eac2fcc90da7be540b9a73 is the fist bad one. > >> This is a big v4l merge. I added the linux-media list in cc now. > >> > >> What could be the problem here? > >> > >>> > >>>> There is nothing unusual in the kernel log. > >>>> > >>>> This is quite unusual for an -rc2. Hence my question. I'm happy to test > >>>> changes. > >>>> > >>>> martin > >>>> -- > >>>> Martin Kepplinger > >>>> e-mail martink AT posteo DOT at > >>>> chat (XMPP) martink AT jabber DOT at > >> > > > > > -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
