linux-kernel - Re: [PATCH tip/core/rcu 1/1] rcu: Variable name changed in tree

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Message-ID: <53739030.3040308@infradead.org>
Date:	Wed, 14 May 2014 08:48:00 -0700
From:	Randy Dunlap <rdunlap@...radead.org>
To:	Josh Triplett <josh@...htriplett.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
CC:	linux-kernel@...r.kernel.org, mingo@...nel.org,
	laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
	niv@...ibm.com, tglx@...utronix.de, peterz@...radead.org,
	rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com,
	darren@...art.com, fweisbec@...il.com, oleg@...hat.com,
	sbw@....edu, Uma Sharma <uma.sharma523@...il.com>
Subject: Re: [PATCH tip/core/rcu 1/1] rcu: Variable name changed in tree_plugin.h
 and used in tree.c

On 05/14/2014 08:41 AM, Josh Triplett wrote:
> On Tue, May 13, 2014 at 05:30:59PM -0700, Paul E. McKenney wrote:
>> From: Uma Sharma <uma.sharma523@...il.com>
>>
>> The variable and struct both having the name "rcu_state" confuses
>> sparse in some situations, so this commit changes the variable to
>> "rcu_state_p" in order to avoid this confusion.  This also makes
>> things easier for human readers.
> 
> Human readers aside, how does Sparse get confused?  Let's fix that.

ack that.  Has it been reported on linux-sparse mailing list?

> Personally, I don't think the _p makes things particularly easier for
> human readers, but it doesn't make things *harder* for anyone other than
> those used to reading the existing code, so, *shrug*.


-- 
~Randy
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