linux-kernel - Re: [PATCH 08/14] sched: add latency tracing for -deadline tasks.

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Message-ID: <20131127110259.3ac57bd7@gandalf.local.home>
Date:	Wed, 27 Nov 2013 11:02:59 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Juri Lelli <juri.lelli@...il.com>, tglx@...utronix.de,
	mingo@...hat.com, oleg@...hat.com, fweisbec@...il.com,
	darren@...art.com, johan.eker@...csson.com, p.faure@...tech.ch,
	linux-kernel@...r.kernel.org, claudio@...dence.eu.com,
	michael@...rulasolutions.com, fchecconi@...il.com,
	tommaso.cucinotta@...up.it, nicola.manica@...i.unitn.it,
	luca.abeni@...tn.it, dhaval.giani@...il.com, hgu1972@...il.com,
	paulmck@...ux.vnet.ibm.com, raistlin@...ux.it,
	insop.song@...il.com, liming.wang@...driver.com, jkacur@...hat.com,
	harald.gustafsson@...csson.com, vincent.guittot@...aro.org,
	bruce.ashfield@...driver.com
Subject: Re: [PATCH 08/14] sched: add latency tracing for -deadline tasks.

On Wed, 27 Nov 2013 10:56:16 -0500
Steven Rostedt <rostedt@...dmis.org> wrote:

> On Wed, 27 Nov 2013 16:46:00 +0100
> Ingo Molnar <mingo@...nel.org> wrote:

> > So from C99 standard §6.7.8 (Initialization)/21:
> > 
> >     "If there are fewer initializers in a brace-enclosed list than 
> >   there are elements or members of an aggregate, or fewer characters 
> >   in a string literal used to initialize an array of known size than 
> >   there are elements in the array, the remainder of the aggregate 
> >   shall be initialized implicitly the same as objects that have static 
> >   storage duration."
> > 
> > static initialization == zeroing in this case.
> > 
> 
> The confusion here is that the above looks to be talking about arrays.
> But it really doesn't specify structures.

Bah, re-reading it, it does seem to talk about structures.

I hate reading specs, they learn how to write documentation from
lawyers.

-- Steve
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