Re: [PATCH memory-model scripts 01/31] tools/memory-model: Document locking corner cases

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On Fri, Mar 24, 2023 at 08:30:38AM +0900, Akira Yokosawa wrote:
> On Thu, 23 Mar 2023 11:52:15 -0700, Paul E. McKenney wrote:
> > On Thu, Mar 23, 2023 at 11:52:57AM +0900, Akira Yokosawa wrote:
> >> Hi Paul,
> >>
> >> On Mon, 20 Mar 2023 18:05:19 -0700, Paul E. McKenney wrote:
> >>> Most Linux-kernel uses of locking are straightforward, but there are
> >>> corner-case uses that rely on less well-known aspects of the lock and
> >>> unlock primitives.  This commit therefore adds a locking.txt and litmus
> >>> tests in Documentation/litmus-tests/locking to explain these corner-case
> >>> uses.
> >>>
> >>> Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
> >>> ---
> >>>  .../litmus-tests/locking/DCL-broken.litmus    |  55 +++
> >>>  .../litmus-tests/locking/DCL-fixed.litmus     |  56 +++
> >>>  .../litmus-tests/locking/RM-broken.litmus     |  42 +++
> >>>  .../litmus-tests/locking/RM-fixed.litmus      |  42 +++
> >>>  tools/memory-model/Documentation/locking.txt  | 320 ++++++++++++++++++
> >>
> >> I think the documentation needs adjustment to cope with Andrea's change
> >> of litmus tests.
> >>
> >> Also, coding style of code snippets taken from litmus tests look somewhat
> >> inconsistent with other snippets taken from MP+... litmus tests:
> >>
> >>   - Simple function signature such as "void CPU0(void)".
> >>   - No declaration of local variables.
> >>   - Indirection level of global variables.
> >>   - No "locations" clause
> >>
> >> How about applying the diff below?
> > 
> > Good eyes, thank you!  I will fold this in with attribution.
> 
> Feel free to add
> 
> Reviewed-by: Akira Yokosawa <akiyks@xxxxxxxxx>

Thank you, I will apply on my next full rebase.

							Thanx, Paul



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