From: Peter Zijlstra <peterz@infradead.org>
To: Dmitry Torokhov <dtor@vmware.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
pv-drivers@vmware.com, Andrei Warkentin <andreiw@vmware.com>,
stable@kernel.org
Subject: Re: [PATCH] include/log2.h: Fix rounddown_pow_of_two(1)
Date: Tue, 13 Dec 2011 21:00:21 +0100 [thread overview]
Message-ID: <1323806421.9082.53.camel@twins> (raw)
In-Reply-To: <1323712953-13636-1-git-send-email-dtor@vmware.com>
On Mon, 2011-12-12 at 10:02 -0800, Dmitry Torokhov wrote:
> 1 is a power of two, therefore rounddown_pow_of_two(1) should return 1.
x^0 = 1
x^1 = x
Seems to me 0 was the right answer, no?
next prev parent reply other threads:[~2011-12-13 20:01 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-12 18:02 [PATCH] include/log2.h: Fix rounddown_pow_of_two(1) Dmitry Torokhov
2011-12-12 23:50 ` Linus Torvalds
2011-12-13 6:01 ` Dmitry Torokhov
2011-12-13 20:00 ` Peter Zijlstra [this message]
2011-12-13 20:05 ` Peter Zijlstra
2011-12-13 20:06 ` [Pv-drivers] " Bhavesh Davda
2011-12-13 20:07 ` Peter Zijlstra
-- strict thread matches above, loose matches on Subject: below --
2011-11-16 19:56 Andrei Warkentin
2011-11-16 22:51 ` Rolf Eike Beer
2011-11-17 23:05 ` Andrew Morton
2011-11-18 18:46 ` Andrei Warkentin
2011-11-19 9:26 ` Marco Stornelli
2011-11-22 23:34 ` Guennadi Liakhovetski
2011-11-08 19:08 Andrei Warkentin
2011-11-08 19:57 ` Jesper Juhl
2011-11-14 21:17 ` Andrei Warkentin
2011-11-14 23:27 ` Jesper Juhl
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