From: linux@horizon.com
To: willy@debian.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: do_div vs sector_t
Date: 13 Jul 2003 18:40:06 -0000 [thread overview]
Message-ID: <20030713184006.9333.qmail@science.horizon.com> (raw)
> if (likely(((n) >> 32) == 0)) { \
if (likely((n) <= 0xffffffff)) {
will work with any unsigned type for n.
GCC knows to only look at the high word to make this test.
next reply other threads:[~2003-07-13 18:25 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-13 18:40 linux [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-07-11 22:33 Matthew Wilcox
2003-07-11 22:34 ` Andrew Morton
2003-07-11 22:42 ` Neil Brown
2003-07-12 6:52 ` Christoph Hellwig
2003-07-12 6:58 ` Andrew Morton
2003-07-13 17:26 ` Richard Henderson
2003-07-13 17:39 ` Russell King
2003-07-13 19:14 ` Bernardo Innocenti
2003-07-13 20:04 ` Matthew Wilcox
2003-07-14 4:07 ` Peter Chubb
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