From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [PATCH memory-model 0/5] Updates to the formal memory model Date: Tue, 2 Oct 2018 10:28:37 +0200 Message-ID: <20181002082837.GB69893@gmail.com> References: <20180926182845.GA24839@linux.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20180926182845.GA24839@linux.ibm.com> Sender: linux-kernel-owner@vger.kernel.org To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, stern@rowland.harvard.edu, parri.andrea@gmail.com, will.deacon@arm.com, peterz@infradead.org, boqun.feng@gmail.com, npiggin@gmail.com, dhowells@redhat.com, j.alglave@ucl.ac.uk, luc.maranget@inria.fr, akiyks@gmail.com List-Id: linux-arch.vger.kernel.org * Paul E. McKenney 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm1-f67.google.com ([209.85.128.67]:38960 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727383AbeJBPKr (ORCPT ); Tue, 2 Oct 2018 11:10:47 -0400 Date: Tue, 2 Oct 2018 10:28:37 +0200 From: Ingo Molnar Subject: Re: [PATCH memory-model 0/5] Updates to the formal memory model Message-ID: <20181002082837.GB69893@gmail.com> References: <20180926182845.GA24839@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180926182845.GA24839@linux.ibm.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, stern@rowland.harvard.edu, parri.andrea@gmail.com, will.deacon@arm.com, peterz@infradead.org, boqun.feng@gmail.com, npiggin@gmail.com, dhowells@redhat.com, j.alglave@ucl.ac.uk, luc.maranget@inria.fr, akiyks@gmail.com Message-ID: <20181002082837.pD5m1Ys-Z5TRqCvNIxU2fGdeEwlfPOqjk-JUM-vBBLg@z> * Paul E. McKenney 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