linux-kernel - Re: [patch V2 25/38] posix-cpu-timers: Provide array based sample functions

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Message-ID: <20190823220829.GF18880@lenoir>
Date:   Sat, 24 Aug 2019 00:08:30 +0200
From:   Frederic Weisbecker <frederic@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Oleg Nesterov <oleg@...hat.com>,
        Ingo Molnar <mingo@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        John Stultz <john.stultz@...aro.org>,
        Anna-Maria Behnsen <anna-maria@...utronix.de>,
        Christoph Hellwig <hch@....de>
Subject: Re: [patch V2 25/38] posix-cpu-timers: Provide array based sample
 functions

On Wed, Aug 21, 2019 at 09:09:12PM +0200, Thomas Gleixner wrote:
> Instead of using task_cputime and doing the addition of utime and stime at
> all call sites, it's way simpler to have a sample array which allows
> indexed based checks against the expiry cache array.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>

Reviewed-by: Frederic Weisbecker <frederic@...nel.org>