Re: [PATCH memory-model 0/5] Updates to the formal memory model

From: Ingo Molnar
Date: Tue Oct 02 2018 - 04:28:45 EST



* Paul E. McKenney <paulmck@xxxxxxxxxxxxx> wrote:

> Hello, Ingo!
>
> This series contains updates to the Linux kernel's formal memory model
> in tools/memory-model, along with corresponding changes in documentation
> and Linux-kernel code. These patches are ready for inclusion into -tip.
>
> 1. Document litmus-test naming scheme.
>
> 2. Add extra ordering for locks and remove it for ordinary
> release/acquire, courtesy of Alan Stern.
>
> 3. Fix a README typo, courtesy of SeongJae Park.
>
> 4. Expand the list of LKMM limitations.
>
> 5. Replace smp_cond_acquire() with smp_cond_load_acquire(),
> courtesy of Andrea Parri.
>
> Thanx, Paul
>
> ------------------------------------------------------------------------
>
> Documentation/memory-barriers.txt | 3
> tools/memory-model/Documentation/explanation.txt | 186 +++++++---
> tools/memory-model/Documentation/recipes.txt | 2
> tools/memory-model/README | 39 ++
> tools/memory-model/linux-kernel.cat | 8
> tools/memory-model/litmus-tests/ISA2+pooncelock+pooncelock+pombonce.litmus | 7
> tools/memory-model/litmus-tests/README | 104 +++++
> 7 files changed, 293 insertions(+), 56 deletions(-)

Applied to tip:locking/core, thanks Paul!

Ingo