Re: hot CPU with 3.6.0-rc7+ and intel graphic
Hi, On Sun, Sep 30, 2012 at 05:06:43PM +0300, Anca Emanuel wrote: > On Sun, Sep 30, 2012 at 4:37 PM, Feng Tang wrote: > > Where can we get a powertop-2.1? I searched google and found > > git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git > > is null now. > > https://01.org/powertop/ > https://01.org/powertop/sites/default/files/downloads/powertop-2.1.tar.gz > > I'm not sure about this source. > Samuel, can you confirm this is an official Intel site ? Yes, 01.org is an official Intel website. Cheers, Samuel. -- Intel Open Source Technology Centre http://oss.intel.com/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On 09/30/2012 03:37 PM, Feng Tang wrote: > Hi Toralf, Really weird, my commit only change the lpc_ich.c which affects the TCO_WDT > driver. but from your .config file, neither CONFIG_LPC_ICH nor the > CONFIG_ITCO_WDT is enabled, which means the commit should not affect > your kernel, could you double check the .config file? > > Thanks, > Feng I accidently forgot (at least one time) to mount the external /boot partition before installing teh test kernel image - therefore both bisecting (and the revert of the "guilty" commit" to double check it) were done using a wrong test case :-[ Sry for the noise - and the waste of time - grr. -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On 09/30/2012 04:06 PM, Anca Emanuel wrote: > On Sun, Sep 30, 2012 at 4:37 PM, Feng Tang wrote: >> Where can we get a powertop-2.1? I searched google and found >> git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git >> is null now. > > https://01.org/powertop/ > https://01.org/powertop/sites/default/files/downloads/powertop-2.1.tar.gz > > I'm not sure about this source. > Samuel, can you confirm this is an official Intel site ? > I use this url = git://github.com/fenrus75/powertop.git -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On Sun, Sep 30, 2012 at 4:37 PM, Feng Tang wrote: > Where can we get a powertop-2.1? I searched google and found > git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git > is null now. https://01.org/powertop/ https://01.org/powertop/sites/default/files/downloads/powertop-2.1.tar.gz I'm not sure about this source. Samuel, can you confirm this is an official Intel site ? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
Hi Toralf, On Sat, 29 Sep 2012 10:16:11 +0200 Toralf Förster wrote: > > Hello, > > I'm observed hot CPUs at my ThinkPad T420 (i5-2540M CPU) w/ integrated > intel graphic with current git > Powertop-2.1 shows that the GPU is always at 100%. Where can we get a powertop-2.1? I searched google and found git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git is null now. > > .config is attached Really weird, my commit only change the lpc_ich.c which affects the TCO_WDT driver. but from your .config file, neither CONFIG_LPC_ICH nor the CONFIG_ITCO_WDT is enabled, which means the commit should not affect your kernel, could you double check the .config file? Thanks, Feng > > > I bisected this to > > > commit a0e35322910555e20e9eced3f050a76c7b3a1f92 > Author: Feng Tang > Date: Thu Aug 16 15:50:10 2012 +0800 > > mfd: lpc_ich: Fix a 3.5 kernel regression for iTCO_wdt driver > > > > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
Hi Toralf, On Sat, 29 Sep 2012 10:16:11 +0200 Toralf Förster toralf.foers...@gmx.de wrote: Hello, I'm observed hot CPUs at my ThinkPad T420 (i5-2540M CPU) w/ integrated intel graphic with current git Powertop-2.1 shows that the GPU is always at 100%. Where can we get a powertop-2.1? I searched google and found git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git is null now. .config is attached Really weird, my commit only change the lpc_ich.c which affects the TCO_WDT driver. but from your .config file, neither CONFIG_LPC_ICH nor the CONFIG_ITCO_WDT is enabled, which means the commit should not affect your kernel, could you double check the .config file? Thanks, Feng I bisected this to commit a0e35322910555e20e9eced3f050a76c7b3a1f92 Author: Feng Tang feng.t...@intel.com Date: Thu Aug 16 15:50:10 2012 +0800 mfd: lpc_ich: Fix a 3.5 kernel regression for iTCO_wdt driver -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On Sun, Sep 30, 2012 at 4:37 PM, Feng Tang feng.t...@intel.com wrote: Where can we get a powertop-2.1? I searched google and found git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git is null now. https://01.org/powertop/ https://01.org/powertop/sites/default/files/downloads/powertop-2.1.tar.gz I'm not sure about this source. Samuel, can you confirm this is an official Intel site ? -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On 09/30/2012 04:06 PM, Anca Emanuel wrote: On Sun, Sep 30, 2012 at 4:37 PM, Feng Tang feng.t...@intel.com wrote: Where can we get a powertop-2.1? I searched google and found git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git is null now. https://01.org/powertop/ https://01.org/powertop/sites/default/files/downloads/powertop-2.1.tar.gz I'm not sure about this source. Samuel, can you confirm this is an official Intel site ? I use this url = git://github.com/fenrus75/powertop.git -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On 09/30/2012 03:37 PM, Feng Tang wrote: Hi Toralf, Really weird, my commit only change the lpc_ich.c which affects the TCO_WDT driver. but from your .config file, neither CONFIG_LPC_ICH nor the CONFIG_ITCO_WDT is enabled, which means the commit should not affect your kernel, could you double check the .config file? Thanks, Feng I accidently forgot (at least one time) to mount the external /boot partition before installing teh test kernel image - therefore both bisecting (and the revert of the guilty commit to double check it) were done using a wrong test case :-[ Sry for the noise - and the waste of time - grr. -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
Hi, On Sun, Sep 30, 2012 at 05:06:43PM +0300, Anca Emanuel wrote: On Sun, Sep 30, 2012 at 4:37 PM, Feng Tang feng.t...@intel.com wrote: Where can we get a powertop-2.1? I searched google and found git clone git://git.kernel.org/pub/scm/status/powertop/powertop.git is null now. https://01.org/powertop/ https://01.org/powertop/sites/default/files/downloads/powertop-2.1.tar.gz I'm not sure about this source. Samuel, can you confirm this is an official Intel site ? Yes, 01.org is an official Intel website. Cheers, Samuel. -- Intel Open Source Technology Centre http://oss.intel.com/ -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
Just to state it out explicitely, the power saving RC6 is broken on the GPU. On 09/29/2012 10:16 AM, Toralf Förster wrote: > > Hello, > > I'm observed hot CPUs at my ThinkPad T420 (i5-2540M CPU) w/ integrated > intel graphic with current git > Powertop-2.1 shows that the GPU is always at 100%. > > .config is attached > > > I bisected this to > > > commit a0e35322910555e20e9eced3f050a76c7b3a1f92 > Author: Feng Tang > Date: Thu Aug 16 15:50:10 2012 +0800 > > mfd: lpc_ich: Fix a 3.5 kernel regression for iTCO_wdt driver -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
Just to state it out explicitely, the power saving RC6 is broken on the GPU. On 09/29/2012 10:16 AM, Toralf Förster wrote: Hello, I'm observed hot CPUs at my ThinkPad T420 (i5-2540M CPU) w/ integrated intel graphic with current git Powertop-2.1 shows that the GPU is always at 100%. .config is attached I bisected this to commit a0e35322910555e20e9eced3f050a76c7b3a1f92 Author: Feng Tang feng.t...@intel.com Date: Thu Aug 16 15:50:10 2012 +0800 mfd: lpc_ich: Fix a 3.5 kernel regression for iTCO_wdt driver -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On 27.09.2012 17:42, Toralf Förster wrote: > I'm observing a high CPU usage at my ThinkPad T420 (i5-2540M CPU), w/ > integrated intel graphic. > > Powertop-2.1 shows that the GPU is always at 100%, although I've defined > these settings : > $> cat /etc/modprobe.d/i915.conf > options i915 i915_enable_rc6=7 lvds_downclock=0 > > Kernel 3.5.4 works fine, I don't see any differences in dmesg output. Could you try to bisect this problem? Daniel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
hot CPU with 3.6.0-rc7+ and intel graphic
Hello, I'm observing a high CPU usage at my ThinkPad T420 (i5-2540M CPU), w/ integrated intel graphic. Powertop-2.1 shows that the GPU is always at 100%, although I've defined these settings : $> cat /etc/modprobe.d/i915.conf options i915 i915_enable_rc6=7 lvds_downclock=0 Kernel 3.5.4 works fine, I don't see any differences in dmesg output. -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
hot CPU with 3.6.0-rc7+ and intel graphic
Hello, I'm observing a high CPU usage at my ThinkPad T420 (i5-2540M CPU), w/ integrated intel graphic. Powertop-2.1 shows that the GPU is always at 100%, although I've defined these settings : $ cat /etc/modprobe.d/i915.conf options i915 i915_enable_rc6=7 lvds_downclock=0 Kernel 3.5.4 works fine, I don't see any differences in dmesg output. -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: hot CPU with 3.6.0-rc7+ and intel graphic
On 27.09.2012 17:42, Toralf Förster wrote: I'm observing a high CPU usage at my ThinkPad T420 (i5-2540M CPU), w/ integrated intel graphic. Powertop-2.1 shows that the GPU is always at 100%, although I've defined these settings : $ cat /etc/modprobe.d/i915.conf options i915 i915_enable_rc6=7 lvds_downclock=0 Kernel 3.5.4 works fine, I don't see any differences in dmesg output. Could you try to bisect this problem? Daniel -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
