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From: Andrew Morton <akpm@linux-foundation.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Davidlohr Bueso <dave@stgolabs.net>,
	manfred@colorfullife.com, bigeasy@linutronix.de,
	tglx@linutronix.de, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/5] ipc/msg: Sender/receiver optimizations
Date: Tue, 9 Aug 2016 11:31:19 -0700	[thread overview]
Message-ID: <20160809113119.d520b65c2c038be5ebe16391@linux-foundation.org> (raw)
In-Reply-To: <20160809124426.GE7141@twins.programming.kicks-ass.net>

On Tue, 9 Aug 2016 14:44:26 +0200 Peter Zijlstra <peterz@infradead.org> wrote:

> On Thu, Aug 04, 2016 at 06:44:09PM +0200, Peter Zijlstra wrote:
> > On Thu, Jul 28, 2016 at 04:33:34PM -0700, Davidlohr Bueso wrote:
> > > Hi,
> > > 
> > > I'm resending Sebastian's sysv msg queue use of wake_qs but updated
> > > to the last observations I need wrt the need of explicit barriers
> > > after removing the whole receiver busy-looping. After some irc exchange
> > > it seems we're both on the same page, and things now look like he had
> > > them earlier, in v2. This is all patch 1.
> > > 
> > > The rest of the patches are changes I noticed while reviewing patch 1,
> > > which are mainly sender-side rework/optimizations. Details are in each
> > > changelog.
> > > 
> > > The changes have survived ltp (which has some nasty corner cases for msgsnd
> > > changes), as well as pmsg-shared benchmark.
> > 
> > Not really my area, but over all the patches look good.
> > 
> > Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>

Thanks.

> Andrew, will you pick these up, or should I route then through
> tip/locking or something?

I'll be processing these later today/tomorrow. 

      reply	other threads:[~2016-08-09 18:31 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-28 23:33 Davidlohr Bueso
2016-07-28 23:33 ` [PATCH 1/5] ipc/msg: Implement lockless pipelined wakeups Davidlohr Bueso
2016-07-28 23:33 ` [PATCH 2/5] ipc/msg: Batch queue sender wakeups Davidlohr Bueso
2016-07-28 23:33 ` [PATCH 3/5] ipc/msg: Make ss_wakeup() kill arg boolean Davidlohr Bueso
2016-07-28 23:33 ` [PATCH 4/5] ipc/msg: Lockless security checks for msgsnd Davidlohr Bueso
2016-07-28 23:33 ` [PATCH 5/5] ipc/msg: Avoid waking sender upon full queue Davidlohr Bueso
2016-08-04 16:44 ` [PATCH 0/5] ipc/msg: Sender/receiver optimizations Peter Zijlstra
2016-08-09 12:44   ` Peter Zijlstra
2016-08-09 18:31     ` Andrew Morton [this message]

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