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From: Josh Don <joshdon@google.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Clement Courbet <courbet@google.com>,
	Oleg Rombakh <olegrom@google.com>
Subject: Re: [PATCH] sched: Optimize __calc_delta.
Date: Wed, 3 Mar 2021 13:59:02 -0800	[thread overview]
Message-ID: <CABk29NtgjoKb0-hH71XtUfQ8H=58VJh2aAY4Vs6ZaJfOpJGMrA@mail.gmail.com> (raw)
In-Reply-To: <YD9dUkGhlRT8vvcy@hirez.programming.kicks-ass.net>

> you made fact_hi u32, why can't we unconditionally use fls() ?

Thanks for clarifying with ILP32; will remove this macro and simplify
to just fls().

  reply	other threads:[~2021-03-04  0:11 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-26 19:52 [PATCH] sched: Optimize __calc_delta Josh Don
2021-02-26 21:03 ` Peter Zijlstra
2021-03-02 20:55   ` Josh Don
2021-03-02 20:57     ` Josh Don
2021-03-03  9:56       ` Peter Zijlstra
2021-03-03 21:59         ` Josh Don [this message]
2021-03-03 22:46         ` [PATCH v2] " Josh Don
2021-03-04  8:31           ` Peter Zijlstra
2021-03-04 17:34           ` Nick Desaulniers
2021-03-04 18:24             ` Sedat Dilek
2021-03-04 19:21               ` Sedat Dilek
2021-03-05  1:04             ` Josh Don
2021-03-05 17:13             ` David Laight
2021-03-10 11:26           ` [tip: sched/core] sched: Optimize __calc_delta() tip-bot2 for Clement Courbet
2021-03-03 10:02       ` [PATCH] sched: Optimize __calc_delta Peter Zijlstra
2021-03-03 22:00         ` Josh Don
2021-03-03  9:49     ` Peter Zijlstra
2021-02-28 15:15 ` [sched] 4112549ee5: WARNING:at_kernel/rcu/rcutorture.c:#rcu_torture_fwd_prog_nr[rcutorture] kernel test robot

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