Re: [Bug #16307] i915 in kernel 2.6.35-rc3, high number of wakeups | KernelTrap

Re: [Bug #16307] i915 in kernel 2.6.35-rc3, high number of wakeups

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From: Enrico Bandiello

Subject: Re: [Bug #16307] i915 in kernel 2.6.35-rc3, high number of wakeups

Date: Tuesday, August 31, 2010 - 12:38 am

On 08/31/2010 04:19 AM, Kan-Ru Chen wrote:

quoted text> Same with v2.6.36-rc3
>
> $ sudo powertop -d -t 20
> ...
> Wakeups-from-idle per second : 196.2    interval: 20.0s
> no ACPI power usage estimate available
> Top causes for wakeups:
>    25.4% ( 59.6)   [i915@pci:0000:00:02.0]<interrupt>

I can confir this behaviour until 2.6.32-rc2. Couldn't try with -rc3 
because compilation exited with error on my laptop...
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Messages in current thread:

2.6.36-rc3: Reported regressions 2.6.34 -> 2.6.35, Rafael J. Wysocki, (Sun Aug 29, 3:57 pm)

[Bug #16221] 2.6.35-rc2-git5 -- [drm:drm_mode_getfb] *ERRO ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16228] BUG/boot failure on Dell Precision T3500 (pci ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16184] Container, X86-64, i386, iptables rule, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16307] i915 in kernel 2.6.35-rc3, high number of wakeups, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16322] WARNING: at /arch/x86/include/asm/processor.h ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16323] 2.6.35-rc3-git4 - kernel/sched.c:616 invoked ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16265] Why is kslowd accumulating so much CPU time?, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16312] WARNING: at fs/fs-writeback.c:1127 __mark_ino ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16396] [bisected] resume from suspend freezes system, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16337] general protection fault: 0000 [#1] SMP, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16380] Loop devices act strangely in 2.6.35, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16393] kernel BUG at fs/block_dev.c:765!, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16400] 2.6.35-rc5 inconsistent lock state, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16405] Brightness Adjustment on Toshiba nb305 Netboo ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16399] perf failed with kernel 2.6.35-rc, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16423] netfilter/iptables stopped logging 2.6.35-rc, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16406] Badness with the kernel version 2.6.35-rc1-gi ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16462] unable to connect to AP on legal channel 13, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16505] 2.6.34.2 breaks b43, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16495] Kernel 2.6.35 takes almost half an hour to boot, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16488] [i915] Framebuffer ID error after suspend/hib ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16458] Bluetooth disabled after resume, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16448] 2.6.35-rc5 panic at __br_deliver+0x64/0xe0 wi ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16506] 2.6.35.0 compilation errors and excessive war ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16515] Radeon rv280 can't boot on kernel 2.6.35., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16525] unexpected high load since 2.6.35, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16613] i8042 kernel module failed to load after unlo ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16562] 2.6.35: cpu_idle bug report / on i7 870 cpu ( ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16549] 2.6.35: suspicious rcu_dereference_check() usage, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16537] TREE_RCU hangs at boot, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16536] audio stop playing after while, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16620] [REGRESSION 2.6.35+] crash (maybe kmemleak re ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16633] ath5k + 2.6.35 x86 + hostapd - Failed to set ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16614] [2.6.35] usb 2.0 em28xx kernel panic general ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #17071] possible esata regression in 2.6.35, Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16771] [Bisected Regression in 2.6.35] A full tmpfs ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

[Bug #16691] IPW5100: iwlagn broken with 2.6.34.x to 2.6.3 ..., Rafael J. Wysocki, (Sun Aug 29, 4:13 pm)

Re: [Bug #16337] general protection fault: 0000 [#1] SMP, Justin P. Mattock, (Sun Aug 29, 4:52 pm)

Re: [Bug #16505] 2.6.34.2 breaks b43, Larry Finger, (Sun Aug 29, 5:41 pm)

Re: [Bug #16393] kernel BUG at fs/block_dev.c:765!, Markus Trippelsdorf, (Sun Aug 29, 5:56 pm)

Re: [Bug #16613] i8042 kernel module failed to load after ..., Victor Seryodkin, (Sun Aug 29, 10:13 pm)

Re: [Bug #16337] general protection fault: 0000 [#1] SMP, Pauli Nieminen, (Mon Aug 30, 12:38 am)

Re: [Bug #16399] perf failed with kernel 2.6.35-rc, Peter Zijlstra, (Mon Aug 30, 2:12 am)

Re: [Bug #16393] kernel BUG at fs/block_dev.c:765!, Florian Mickler, (Mon Aug 30, 2:32 am)

Re: [Bug #16613] i8042 kernel module failed to load after ..., Florian Mickler, (Mon Aug 30, 2:34 am)

Re: [Bug #16399] perf failed with kernel 2.6.35-rc, Florian Mickler, (Mon Aug 30, 6:56 am)

Re: [Bug #16505] 2.6.34.2 breaks b43, Florian Mickler, (Mon Aug 30, 7:21 am)

Re: [Bug #16337] general protection fault: 0000 [#1] SMP, Rafael J. Wysocki, (Mon Aug 30, 10:26 am)

Re: [Bug #16399] perf failed with kernel 2.6.35-rc, Rafael J. Wysocki, (Mon Aug 30, 10:32 am)

Re: [Bug #16505] 2.6.34.2 breaks b43, Rafael J. Wysocki, (Mon Aug 30, 10:34 am)

Re: [Bug #16307] i915 in kernel 2.6.35-rc3, high number of ..., Kan-Ru Chen, (Mon Aug 30, 7:19 pm)

Re: [Bug #16307] i915 in kernel 2.6.35-rc3, high number of ..., Enrico Bandiello, (Tue Aug 31, 12:38 am)

Re: [Bug #16771] [Bisected Regression in 2.6.35] A full tm ..., M. Vefa Bicakci, (Tue Aug 31, 7:40 am)

Re: [Bug #16771] [Bisected Regression in 2.6.35] A full tm ..., Rafael J. Wysocki, (Tue Aug 31, 1:19 pm)

Re: [Bug #16771] [Bisected Regression in 2.6.35] A full tm ..., KOSAKI Motohiro, (Tue Aug 31, 6:28 pm)

Re: [Bug #16771] [Bisected Regression in 2.6.35] A full tm ..., Rafael J. Wysocki, (Wed Sep 1, 12:35 pm)

Re: [Bug #16515] Radeon rv280 can't boot on kernel 2.6.35., Johan Kullstam, (Wed Sep 1, 12:42 pm)

Re: [Bug #16515] Radeon rv280 can't boot on kernel 2.6.35., Rafael J. Wysocki, (Wed Sep 1, 2:17 pm)

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