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Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all part of PROVE_LOCKING

From Peter Zijlstra <peterz@infradead.org>
Newsgroups linux.kernel
Subject Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all part of PROVE_LOCKING
Date 2017-08-22 18:40 +0200
Message-ID <uhknD-4Vd-11@gated-at.bofh.it> (permalink)
References (5 earlier) <uhdPb-qO-1@gated-at.bofh.it> <uheie-T0-27@gated-at.bofh.it> <uhhSP-39j-21@gated-at.bofh.it> <uhiFb-3Hr-17@gated-at.bofh.it> <uhjKX-4r8-41@gated-at.bofh.it>
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On Tue, Aug 22, 2017 at 05:59:06PM +0200, Oleg Nesterov wrote:
> Peter, I'll read your email tomorrow, just one note...
> 
> On 08/22, Peter Zijlstra wrote:
> >
> > Also^2, TJ, what's the purpose of using atomic_long_t for work->data?
> > All it ever seems to do is atomic_long_read() and atomic_long_set(),
> 
> plust set/clear bit, for example
> 
> 	test_and_set_bit(WORK_STRUCT_PENDING_BIT, work_data_bits(work));

Ooh, that's unintuitive. That could certainly use a comment.

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[PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-17 11:00 +0200
  [PATCH v3 2/3] lockdep: Reword title of LOCKDEP_CROSSRELEASE config Byungchul Park <byungchul.park@lge.com> - 2017-08-17 11:00 +0200
    [tip:locking/core] locking/lockdep: Reword title of  LOCKDEP_CROSSRELEASE config tip-bot for Byungchul Park <tipbot@zytor.com> - 2017-08-17 12:30 +0200
  [PATCH v3 3/3] lockdep: Rename LOCKDEP_COMPLETE config Byungchul Park <byungchul.park@lge.com> - 2017-08-17 11:00 +0200
    [tip:locking/core] locking/lockdep: Rename CONFIG_LOCKDEP_COMPLETE  to CONFIG_LOCKDEP_COMPLETIONS tip-bot for Byungchul Park <tipbot@zytor.com> - 2017-08-17 12:30 +0200
  [tip:locking/core] locking/lockdep: Make  CONFIG_LOCKDEP_CROSSRELEASE part of CONFIG_PROVE_LOCKING tip-bot for Byungchul Park <tipbot@zytor.com> - 2017-08-17 12:30 +0200
    Re: [tip:locking/core] locking/lockdep: Make  CONFIG_LOCKDEP_CROSSRELEASE part of CONFIG_PROVE_LOCKING Ingo Molnar <mingo@kernel.org> - 2017-08-17 12:50 +0200
      Re: [tip:locking/core] locking/lockdep: Make  CONFIG_LOCKDEP_CROSSRELEASE part of CONFIG_PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-18 07:40 +0200
  Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-21 17:50 +0200
    Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-22 07:20 +0200
      Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 10:00 +0200
        Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-22 11:00 +0200
          Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 11:30 +0200
            Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-22 11:40 +0200
              Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 12:10 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 16:00 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 16:50 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 17:20 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Oleg Nesterov <oleg@redhat.com> - 2017-08-22 18:00 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 18:40 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Oleg Nesterov <oleg@redhat.com> - 2017-08-23 18:40 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-23 19:50 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 08:20 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 09:40 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 10:20 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-25 03:20 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 04:50 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 08:40 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-23 12:30 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 07:10 +0200
    Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Dave Chinner <david@fromorbit.com> - 2017-08-22 07:50 +0200
      Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 11:10 +0200
        Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-22 11:30 +0200
          Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 11:40 +0200
            Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-22 11:50 +0200
            Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 04:20 +0200
              Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 08:10 +0200
              Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-23 12:30 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 04:10 +0200
                Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 09:40 +0200
        Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Dave Chinner <david@fromorbit.com> - 2017-08-22 23:20 +0200
        Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 04:40 +0200
          Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 08:20 +0200
          Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Peter Zijlstra <peterz@infradead.org> - 2017-08-23 12:50 +0200
            Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-24 07:10 +0200
      Re: [PATCH v3 1/3] lockdep: Make LOCKDEP_CROSSRELEASE configs all  part of PROVE_LOCKING Byungchul Park <byungchul.park@lge.com> - 2017-08-23 04:00 +0200

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