linux-kernel - Re: [patch 14/45] posix-timers: Consolidate interval retrieval

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Message-ID: <87ttuq14xp.ffs@tglx>
Date:   Thu, 29 Jun 2023 20:47:30 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Frederic Weisbecker <frederic@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Anna-Maria Behnsen <anna-maria@...utronix.de>,
        John Stultz <jstultz@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Eric Biederman <ebiederm@...ssion.com>,
        Oleg Nesterov <oleg@...hat.com>
Subject: Re: [patch 14/45] posix-timers: Consolidate interval retrieval

On Wed, Jun 28 2023 at 15:08, Frederic Weisbecker wrote:

> Le Tue, Jun 06, 2023 at 04:37:40PM +0200, Thomas Gleixner a écrit :
>> There is no point to collect the current interval in the posix clock
>> specific settime() and gettime() callbacks. Just do it right in the common
>> code.
>> 
>> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
>
> The only difference I see is that we now return the old interval
> even if the target is reaped, which probably doesn't matter anyway.

But we don't return it to user space because ret != 0 in that case.