From: Linus Torvalds <torvalds@osdl.org>
To: Dave Jones <davej@redhat.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>,
Ingo Molnar <mingo@elte.hu>,
Chuck Ebbert <76306.1226@compuserve.com>,
Ashok Raj <ashok.raj@intel.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [patch] Reorganize the cpufreq cpu hotplug locking to not be totally bizare
Date: Wed, 26 Jul 2006 10:09:46 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0607261007530.29649@g5.osdl.org> (raw)
In-Reply-To: <20060726155114.GA28945@redhat.com>
On Wed, 26 Jul 2006, Dave Jones wrote:
>
> Looks sensible to me. Assuming it passes testing..
It looked sensible to me too, although it still shows some "Lukewarm IQ"
notices for the ondemand driver:
Lukewarm IQ detected in hotplug locking
BUG: warning at kernel/cpu.c:38/lock_cpu_hotplug()
[<c0103d07>] show_trace+0xd/0x10
[<c01042ec>] dump_stack+0x19/0x1b
[<c013778d>] lock_cpu_hotplug+0x43/0x69
[<c012f9df>] __create_workqueue+0x52/0x11f
[<df0ec34b>] cpufreq_governor_dbs+0x9f/0x2bd [cpufreq_ondemand]
[<c0305542>] __cpufreq_governor+0x57/0xd8
[<c0305700>] __cpufreq_set_policy+0x13d/0x1a9
[<c0305906>] store_scaling_governor+0x12d/0x155
[<c0304fbd>] store+0x34/0x45
[<c01998fc>] sysfs_write_file+0x99/0xbf
[<c0164953>] vfs_write+0xab/0x157
[<c0164f8c>] sys_write+0x3b/0x60
[<c0102d41>] sysenter_past_esp+0x56/0x79
but is sure looks better than it used to. Which is why I already applied
it ;)
Linus
next prev parent reply other threads:[~2006-07-26 17:16 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-25 0:21 remove cpu hotplug bustification in cpufreq Chuck Ebbert
2006-07-25 0:59 ` Linus Torvalds
2006-07-25 15:06 ` Erik Mouw
2006-07-25 18:54 ` Ingo Molnar
2006-07-25 19:30 ` Arjan van de Ven
2006-07-25 20:57 ` Linus Torvalds
2006-07-26 13:40 ` [patch] Reorganize the cpufreq cpu hotplug locking to not be totally bizare Arjan van de Ven
2006-07-26 15:51 ` Dave Jones
2006-07-26 17:09 ` Linus Torvalds [this message]
2006-07-26 19:42 ` Arjan van de Ven
2006-07-26 20:22 ` Linus Torvalds
2006-07-26 20:58 ` Srivatsa Vaddagiri
2006-07-26 21:29 ` Linus Torvalds
2006-07-26 21:38 ` Arjan van de Ven
2006-07-27 1:40 ` Ingo Molnar
2006-07-27 17:38 ` Ashok Raj
2006-07-29 13:45 ` Ingo Molnar
2006-07-26 21:15 ` Ashok Raj
2006-07-27 19:29 ` Langsdorf, Mark
2006-07-28 13:50 ` Andi Kleen
2006-07-28 17:09 ` Langsdorf, Mark
2006-07-26 20:42 ` Srivatsa Vaddagiri
2006-07-26 21:03 ` Arjan van de Ven
2006-07-26 21:21 ` Srivatsa Vaddagiri
2006-07-26 21:33 ` Rafael J. Wysocki
2006-07-26 21:33 ` Andrew Morton
2006-07-26 22:35 ` Sanjoy Mahajan
2006-07-26 22:44 ` Arjan van de Ven
2006-07-25 20:46 ` remove cpu hotplug bustification in cpufreq Dave Jones
2006-07-25 20:59 ` Linus Torvalds
2006-07-26 17:12 ` Russell King
2006-07-26 17:53 ` Dave Jones
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