linux-kernel - Re: [patch 13/13] tomoyo: Use sensible time interface

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Message-Id: <201406122053.CHI48403.HQFMOVFOFSLJOt@I-love.SAKURA.ne.jp>
Date:	Thu, 12 Jun 2014 20:53:38 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	tglx@...utronix.de, linux-kernel@...r.kernel.org
Cc:	john.stultz@...aro.org, peterz@...radead.org, mingo@...nel.org,
	takedakn@...data.co.jp, linux-security-module@...r.kernel.org
Subject: Re: [patch 13/13] tomoyo: Use sensible time interface

Thomas Gleixner wrote:
> There is no point in calling gettimeofday if only the seconds part of
> the timespec is used. Use get_seconds() instead. It's not only the
> proper interface it's also faster.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Kentaro Takeda <takedakn@...data.co.jp>
> Cc: linux-security-module@...r.kernel.org

Acked-by: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>

John Stultz wrote:
> do_gettimeofday()  { 99, 888....}
> get_seconds()   { 99 }
> do_gettimeofday()  { 99, 999....}
> get_seconds()   { 99 }
> do_gettimeofday()  { 100, 000....}
> get_seconds()   { 99 }
> do_gettimeofday()  { 100, 011....}
> get_seconds()   { 100 }

That will be acceptable error for TOMOYO. Thank you.
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