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From: Randy Dunlap <rdunlap@xenotime.net>
To: Linda Walsh <lkml@tlinx.org>
Cc: LKML <linux-kernel@vger.kernel.org>, axboe@kernel.dk
Subject: Re: minor doc correction: Documentation/iostats.txt: bit-size reference
Date: Fri, 18 Mar 2011 15:08:56 -0700	[thread overview]
Message-ID: <20110318150856.de589ea6.rdunlap@xenotime.net> (raw)
In-Reply-To: <4D83D188.3000909@tlinx.org>

On Fri, 18 Mar 2011 14:41:28 -0700 Linda Walsh wrote:

> 
> 
> Documentation/iostats.txt describes fields in /proc/diskstats as
> 32-bit unsigned values that can wrap.
> 
> On a 64-bit system, it appears they are 64-bit unsigned values.
> 
> Should 'iostats.txt' describe fields as "unsigned, native-word-sized 
> values" or is my 64-bit system not behaving according to "spec"? ;-)

They are "unsigned long", so yes, that is basically your native-word-sized
values.  That text file was written in 2003 or earlier, so things have changed
a bit (or several bits) since then.

thanks.
---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***

  reply	other threads:[~2011-03-18 22:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-18 21:41 Linda Walsh
2011-03-18 22:08 ` Randy Dunlap [this message]
2011-03-22 22:10 ` [PATCH] Documentation/iostats.txt: bit-size reference etc Randy Dunlap
2011-03-23  7:29   ` Jens Axboe
2011-03-23 15:44     ` [PATCH resend] " Randy Dunlap

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