linux-kernel - Re: [RFC PATCHv2] power: Add option to log time spent in suspend

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] [day] [month] [year] [list]

Message-ID: <51A5162A.5060609@linaro.org>
Date:	Tue, 28 May 2013 13:40:10 -0700
From:	John Stultz <john.stultz@...aro.org>
To:	Zoran Markovic <zoran.markovic@...aro.org>
CC:	linux-kernel@...r.kernel.org, Colin Cross <ccross@...roid.com>,
	Android Kernel Team <kernel-team@...roid.com>,
	Todd Poynor <toddpoynor@...gle.com>,
	San Mehat <san@...gle.com>, Benoit Goby <benoit@...roid.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [RFC PATCHv2] power: Add option to log time spent in suspend

On 05/21/2013 10:32 PM, Zoran Markovic wrote:
> From: Colin Cross <ccross@...roid.com>
>
> Below is a patch from android kernel that maintains a histogram of
> suspend times. Please review and provide feedback.
>
> Statistices on the time spent in suspend are kept in
> /sys/kernel/debug/sleep_time.
>
> Cc: Android Kernel Team <kernel-team@...roid.com>
> Cc: Colin Cross <ccross@...roid.com>
> Cc: Todd Poynor <toddpoynor@...gle.com>
> Cc: San Mehat <san@...gle.com>
> Cc: Benoit Goby <benoit@...roid.com>
> Cc: John Stultz <john.stultz@...aro.org>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Signed-off-by: Colin Cross <ccross@...roid.com>
> Signed-off-by: Todd Poynor <toddpoynor@...gle.com>
> [zoran.markovic@...aro.org: Re-formatted suspend time table to better fit
> expected values. Moved accounting of suspend time into timekeeping core.
> Removed CONFIG_SUSPEND_TIME flag and made the feature conditional on
> CONFIG_DEBUG_FS. Changed the file name to sleep_time to better fit terminology
> in timekeeping core. Changed seq_printf to seq_puts. Tweaked commit message]
> Signed-off-by: Zoran Markovic <zoran.markovic@...aro.org>

Queued for 3.11.

Thanks!
-john

--
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/