From: j.neuschaefer@gmx.net (Jonathan Neuschäfer)
To: kernelnewbies@lists.kernelnewbies.org
Subject: Question about RCU
Date: Wed, 21 Dec 2011 19:51:06 +0100 [thread overview]
Message-ID: <20111221185106.GA1513@debian.debian> (raw)
In-Reply-To: <CAO_gTC5ZGVoyMATX+ZSSHUpi9_knQ6xKdBDa94p7fwv2JrRcgA@mail.gmail.com>
On Sat, Dec 17, 2011 at 07:15:30PM -0500, contemplating zombie wrote:
> Hi,
>
> I understand that multiple readers have to use rcu_read_lock(void) and
> rcu_read_unlock(void) to read data protected by rcu. However, I do not
> understand how the kernel distinguishes between multiple rcu protected
> regions.
It doesn't.
Have you read Documentation/RCU/whatisRCU.txt?
Thanks,
Jonathan Neusch?fer
prev parent reply other threads:[~2011-12-21 18:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-18 0:15 Question about RCU contemplating zombie
2011-12-21 18:51 ` Jonathan Neuschäfer [this message]
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