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Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and update documentation

From "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and update documentation
Date 2015-10-09 19:50 +0200
Message-ID <qhJXP-HL-9@gated-at.bofh.it> (permalink)
References (5 earlier) <qhhoS-1PL-3@gated-at.bofh.it> <qhiXF-3Z7-21@gated-at.bofh.it> <qhrHA-8et-25@gated-at.bofh.it> <qhCCZ-6Yo-5@gated-at.bofh.it> <qhE25-Fi-1@gated-at.bofh.it>
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On Fri, Oct 09, 2015 at 01:25:54PM +0200, Peter Zijlstra wrote:
> On Fri, Oct 09, 2015 at 10:51:29AM +0100, Will Deacon wrote:
> > > The corresponding litmus tests are below.
> > 
> > How do people feel about including these in memory-barriers.txt? I find
> > them considerably easier to read than our current kernel code + list of
> > possible orderings + wall of text, but there's a good chance that my
> > brain has been corrupted from staring at this stuff for too long.
> 
> Your brain is corrupt (but then, so probably is mine, just differently
> so).
> 
> I've not yet mastered the knack of reading those things; then again, I
> suspect its not too hard, just not something I've had the time to play
> with.

It does take a bit of practice, but is worth the effort.  Of course,
I -would- say that.  ;-)

							Thanx, Paul

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Thread

[PATCH v2] barriers: introduce smp_mb__release_acquire and update documentation Will Deacon <will.deacon@arm.com> - 2015-10-07 13:10 +0200
  Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-07 13:20 +0200
    Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-07 15:30 +0200
      Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-07 17:00 +0200
      Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-07 17:30 +0200
        Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Michael Ellerman <mpe@ellerman.id.au> - 2015-10-08 06:00 +0200
          Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-08 13:20 +0200
            Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-08 15:00 +0200
              Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-09 00:20 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-09 12:00 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 13:30 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-09 19:50 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-09 19:50 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-09 20:40 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-13 01:40 +0200
            Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-08 23:50 +0200
              Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 09:30 +0200
              Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 10:40 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-09 11:50 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 13:10 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-09 14:50 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 13:20 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Will Deacon <will.deacon@arm.com> - 2015-10-09 15:00 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 15:10 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation Peter Zijlstra <peterz@infradead.org> - 2015-10-09 13:20 +0200
                Re: [PATCH v2] barriers: introduce smp_mb__release_acquire and  update documentation "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2015-10-09 19:30 +0200

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