linux-kernel - Re: [PATCH] [1/9] Add rcustring ADT for RCU protected strings v2

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Message-ID: <871vi4d47n.fsf@basil.nowhere.org>
Date:	Tue, 05 Jan 2010 15:19:24 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	paulmck@...ux.vnet.ibm.com
Cc:	ebiederm@...ssion.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [1/9] Add rcustring ADT for RCU protected strings v2

"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> writes:
>> 
>> I would consider it disallowed, all the strings have some default value.
>> Empty string would be ""
>> 
>> If we allowed it the caller couldn't easily distingush error from expected NULL.
>
> OK, then:

Thanks. I actually changed my mind and added support for NULL strings
(although I suspect they are not too useful)

I also found one more minor problem (and there was one conversion
missing in v2), will do a repost later

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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