From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Starikovskiy Subject: Re: suspend slow in 2.6.25-rc6 (was Re: Suspend and hibernation patchset against -rc6) Date: Thu, 20 Mar 2008 00:07:37 +0300 Message-ID: <47E18099.5060100@suse.de> References: <200803172317.33745.rjw@sisk.pl> <20080318130642.GA1609@elf.ucw.cz> <20080318130710.GB1609@elf.ucw.cz> <20080318225201.GA2115@elf.ucw.cz> <20080319114851.GB21270@atrey.karlin.mff.cuni.cz> <20080319202323.GA1811@elf.ucw.cz> <47E178FE.6050500@suse.de> <20080319205812.GC1811@elf.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20080319205812.GC1811@elf.ucw.cz> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: Pavel Machek Cc: LKML , ACPI Devel Maling List , pm list , Linus Torvalds , Johannes Berg List-Id: linux-pm@vger.kernel.org Pavel Machek wrote: > On Wed 2008-03-19 23:35:10, Alexey Starikovskiy wrote: >> Pavel Machek wrote: >>> Hi! >>> >>>>> Ok, 7c0... is innocent. Reverting not only the mdelay, but also rest >>>>> of drivers/acpi/ec.c patch fixed the >>>>> "rc6-breaks-backlight-in-X-over-lid-close", good. >>>> Can you clarify a bit? >>>> >>>> Do you mean that the full revert of 2c81ce4 that already got committed is >>>> sufficient for you, or do you need to totally undo everything we've done >>>> to ec.c since -rc5, and thus also to revert the _other_ revert we did (in >>>> 4af8e10a6c57e7292862bd1703712f0565c7e429)? >>> I did some more testing, and realized I was wrong. We need to totally >>> undo everything we've done to ec.c since -rc5... (that has small >>> sideffect of brightness up/down keys no longer working -- regression >>> since 2.6.24, but saves us from "backlight gone after >>> closing/reopening lid" which is _NASTY_ regression from 2.6.25-rc5). >>> >>> ACPI sucks. >>> >>> I.e. this patch: >>> >>> >>> Revert ec.c to 2.6.25-rc5 state: >>> >>> * this fixes backlight after closing/reopening the lid while in X on >>> thinkpad x60 >>> >>> * unfortunately it breaks fn-home/end keyboard brightness control >> It should also break volume up/down/mute keys. Essentially all the keys on Thinkpad. >> And it would also be regression to 2.6.24 level. > > As I explained above. > > Unfortunately, applying this means I loose screen as soon as I > close/reopen lid. 2.6.24 did not behave like that. And it makes my > machine mostly unusable -- as soon as you try to carry it away, you > loose video. BAD. > Pavel > Pavel, You are reverting a revert of the patch, which was introduced _after_ 2.6.24. Thus, you regression to 2.6.24 should lay somewhere else. Regards, Alex.