linux-kernel - Re: [PATCH] NOHZ: Properly feed cpufreq ondemand governor

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 26 May 2009 10:47:29 -0700
From:	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>
To:	Rik van Riel <riel@...hat.com>
Cc:	"ext-eero.nurkkala@...ia.com" <ext-eero.nurkkala@...ia.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"tglx@...utronix.de" <tglx@...utronix.de>
Subject: Re: [PATCH] NOHZ: Properly feed cpufreq ondemand governor

On Tue, 2009-05-26 at 08:17 -0700, Rik van Riel wrote:
> ext-eero.nurkkala@...ia.com wrote:
> > From: Eero Nurkkala <ext-eero.nurkkala@...ia.com>
> > 
> > A call from irq_exit() may occasionally pause the timing
> > info for cpufreq ondemand governor. This results in the
> > cpufreq ondemand governor to fail to calculate the 
> > system load properly. Thus, relocate the checks for this
> > particular case to keep the governor always functional.
> > 
> > Signed-off-by: Eero Nurkkala <ext-eero.nurkkala@...ia.com>
> > Reported-by: Tero Kristo <tero.kristo@...ia.com>
> 
> Acked-by: Rik van Riel <riel@...hat.com>
Acked-by: Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/