From: Peter Zijlstra <peterz@infradead.org>
To: paulmck@linux.vnet.ibm.com
Cc: axboe@kernel.dk, sshtylyov@mvista.com, nikunj@linux.vnet.ibm.com,
david.daney@cavium.com, linux-kernel@vger.kernel.org,
ralf@linux-mips.org, akpm@linux-foundation.org,
Yong Zhang <yong.zhang0@gmail.com>,
Paul Mackerras <paulus@samba.org>,
srivatsa.bhat@linux.vnet.ibm.com, tglx@linutronix.de,
linuxppc-dev@lists.ozlabs.org, mingo@kernel.org
Subject: Re: [RFC PATCH 09/10] POWERPC: smp: remove call to ipi_call_lock()/ipi_call_unlock()
Date: Sat, 16 Jun 2012 19:30:58 +0200 [thread overview]
Message-ID: <1339867858.15222.12.camel@twins> (raw)
In-Reply-To: <20120616163219.GI2420@linux.vnet.ibm.com>
On Sat, 2012-06-16 at 09:32 -0700, Paul E. McKenney wrote:
> However, there is an effort to get rid of stop_machine() from the
> CPU-down path... So something else will be needed.=20
Elsewhere in this thread I mentioned we could do a synchronize_sched().
I think that covers most of what stop-machine is doing these days.
next prev parent reply other threads:[~2012-06-16 17:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1338275765-3217-1-git-send-email-yong.zhang0@gmail.com>
2012-05-29 7:16 ` [RFC PATCH 09/10] POWERPC: smp: remove call to ipi_call_lock()/ipi_call_unlock() Yong Zhang
2012-06-16 16:32 ` Paul E. McKenney
2012-06-16 17:30 ` Peter Zijlstra [this message]
2012-06-16 20:57 ` Paul E. McKenney
2012-06-18 2:51 ` Yong Zhang
2012-06-18 17:05 ` Paul E. McKenney
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