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Re: [PATCH 0/5] ipc/msg: Sender/receiver optimizations

From Peter Zijlstra <peterz@infradead.org>
Newsgroups linux.kernel
Subject Re: [PATCH 0/5] ipc/msg: Sender/receiver optimizations
Date 2016-08-09 14:50 +0200
Message-ID <s4eDM-7BJ-45@gated-at.bofh.it> (permalink)
References <s034d-4NM-3@gated-at.bofh.it> <s2u0i-3tC-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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>

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

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[PATCH 0/5] ipc/msg: Sender/receiver optimizations Davidlohr Bueso <dave@stgolabs.net> - 2016-07-29 01:40 +0200
  [PATCH 3/5] ipc/msg: Make ss_wakeup() kill arg boolean Davidlohr Bueso <dave@stgolabs.net> - 2016-07-29 01:40 +0200
  [PATCH 2/5] ipc/msg: Batch queue sender wakeups Davidlohr Bueso <dave@stgolabs.net> - 2016-07-29 01:40 +0200
  Re: [PATCH 0/5] ipc/msg: Sender/receiver optimizations Peter Zijlstra <peterz@infradead.org> - 2016-08-04 18:50 +0200
    Re: [PATCH 0/5] ipc/msg: Sender/receiver optimizations Peter Zijlstra <peterz@infradead.org> - 2016-08-09 14:50 +0200
      Re: [PATCH 0/5] ipc/msg: Sender/receiver optimizations Andrew Morton <akpm@linux-foundation.org> - 2016-08-09 20:40 +0200

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