From: "Paul McKenney" <Paul.McKenney@us.ibm.com>
To: Richard Henderson <rth@twiddle.net>
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 14:47:05 -0700 [thread overview]
Message-ID: <OF99CB0435.488D4308-ON88256AE1.0077A859@boulder.ibm.com> (raw)
> On Wed, Oct 10, 2001 at 01:33:58PM +1000, Paul Mackerras wrote:
> > 1. Define an rmbdd() which is a no-op on all architectures except for
> > alpha, where it is an rmb. Richard can then have the job of
> > finding all the places where an rmbdd is needed, which sounds like
> > one of the smellier labors of Hercules to me. :)
>
> 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? Or do you have some
other trick up your sleeve? ;-)
Thanx, Paul
next reply other threads:[~2001-10-10 21:51 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-10 21:47 Paul McKenney [this message]
2001-10-10 22:22 ` Richard Henderson
2001-10-10 22:27 ` Richard Henderson
-- 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 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
2001-10-09 9:03 ` Rusty Russell
2001-10-09 16:11 ` Richard Henderson
2001-10-10 1:39 ` Rusty Russell
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