linux-kernel - Re: [PATCH] tracing/ftrace: add an option to not print the context info for events

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Message-Id: <20090129161956.9158e9c6.akpm@linux-foundation.org>
Date:	Thu, 29 Jan 2009 16:19:56 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	rostedt@...dmis.org, mingo@...e.hu, linux-kernel@...r.kernel.org,
	acme@...stprotocols.net, fweisbec@...il.com
Subject: Re: [PATCH] tracing/ftrace: add an option to not print the context
 info for events

On Tue, 20 Jan 2009 16:52:36 -0800 (PST)
Frederic Weisbecker <fweisbec@...il.com> wrote:

> +		usec_rem = do_div(t, 1000000ULL);

The second argument to do_div() is in fact a u32.  It's quite hard to
track this down due to use of macros and lack of comemnts.

Doing

	usec_rem = do_div(t, USEC_PER_SEC);

would suit here.
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