From: Richard Henderson <rth@twiddle.net>
To: Paul McKenney <Paul.McKenney@us.ibm.com>
Cc: linux-kernel@vger.kernel.org, lse-tech@lists.sourceforge.net,
Paul Mackerras <paulus@samba.org>
Subject: Re: RFC: patch to allow lock-free traversal of lists with insertion
Date: Wed, 10 Oct 2001 15:27:17 -0700 [thread overview]
Message-ID: <20011010152717.B31099@twiddle.net> (raw)
In-Reply-To: <OF99CB0435.488D4308-ON88256AE1.0077A859@boulder.ibm.com>
In-Reply-To: <OF99CB0435.488D4308-ON88256AE1.0077A859@boulder.ibm.com>; from Paul.McKenney@us.ibm.com on Wed, Oct 10, 2001 at 02:47:05PM -0700
On Wed, Oct 10, 2001 at 02:47:05PM -0700, Paul McKenney wrote:
> > I don't think it's actually all that bad. There won't be all
> > that many places that require the rmbdd, and they'll pretty
> > much exactly correspond to the places in which you have to put
> > wmb for all architectures anyway.
>
> Just to make sure I understand... This rmbdd() would use IPIs to
> get all the CPUs' caches synchronized, right?
Err, I see your confusion now.
"Correspond" meaning "for every wmb needed on the writer side,
there is likely an rmb needed on the reader side in a similar
place".
r~
next prev parent reply other threads:[~2001-10-10 22:27 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-10 21:47 RFC: patch to allow lock-free traversal of lists with insertion Paul McKenney
2001-10-10 22:22 ` Richard Henderson
2001-10-10 22:27 ` Richard Henderson [this message]
-- strict thread matches above, loose matches on Subject: below --
2001-10-11 1:56 Paul E. McKenney
2001-10-12 4:14 ` Rusty Russell
2001-10-13 14:48 ` Paul E. McKenney
2001-10-10 1:19 Paul McKenney
2001-10-10 1:43 ` Andrea Arcangeli
2001-10-09 18:01 Paul McKenney
2001-10-09 17:46 Paul McKenney
2001-10-09 16:51 Manfred Spraul
2001-10-09 15:45 Paul McKenney
2001-10-09 17:00 ` Richard Henderson
2001-10-10 3:33 ` Paul Mackerras
2001-10-10 17:02 ` Richard Henderson
2001-10-09 15:28 Paul McKenney
2001-10-09 15:24 Paul McKenney
2001-10-09 5:27 Paul McKenney
2001-10-09 5:56 ` David S. Miller
2001-10-09 6:43 ` Richard Henderson
2001-10-09 1:55 Paul E. McKenney
2001-10-09 2:18 ` David S. Miller
2001-10-09 6:52 ` Richard Henderson
2001-10-09 9:03 ` Rusty Russell
2001-10-09 16:11 ` Richard Henderson
2001-10-10 1:39 ` Rusty Russell
2001-10-09 7:13 ` BALBIR SINGH
2001-10-09 7:46 ` Dipankar Sarma
2001-10-09 8:21 ` BALBIR SINGH
2001-10-09 8:48 ` Dipankar Sarma
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