From: "tip-bot for Paul E. McKenney" <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: stern@rowland.harvard.edu, torvalds@linux-foundation.org,
peterz@infradead.org, linux-kernel@vger.kernel.org,
mingo@kernel.org, hpa@zytor.com, paulmck@linux.vnet.ibm.com,
tglx@linutronix.de
Subject: [tip:locking/core] tools/memory-model: Add documentation of new litmus test
Date: Sat, 10 Mar 2018 01:28:44 -0800 [thread overview]
Message-ID: <tip-ff1fe5e079730f138c98b268ce2e8482a1d954b4@git.kernel.org> (raw)
In-Reply-To: <1520443660-16858-3-git-send-email-paulmck@linux.vnet.ibm.com>
Commit-ID: ff1fe5e079730f138c98b268ce2e8482a1d954b4
Gitweb: https://git.kernel.org/tip/ff1fe5e079730f138c98b268ce2e8482a1d954b4
Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
AuthorDate: Wed, 7 Mar 2018 09:27:39 -0800
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Sat, 10 Mar 2018 10:22:23 +0100
tools/memory-model: Add documentation of new litmus test
The litmus-tests/README file lacks any mention of the new litmus test
ISA2+pooncelock+pooncelock+pombonce.litmus. This commit therefore
adds a description of this test.
Reported-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: akiyks@gmail.com
Cc: boqun.feng@gmail.com
Cc: dhowells@redhat.com
Cc: j.alglave@ucl.ac.uk
Cc: linux-arch@vger.kernel.org
Cc: luc.maranget@inria.fr
Cc: npiggin@gmail.com
Cc: parri.andrea@gmail.com
Cc: will.deacon@arm.com
Link: http://lkml.kernel.org/r/1520443660-16858-3-git-send-email-paulmck@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
tools/memory-model/litmus-tests/README | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/tools/memory-model/litmus-tests/README b/tools/memory-model/litmus-tests/README
index dca7d823ad57..04096fb8b8d9 100644
--- a/tools/memory-model/litmus-tests/README
+++ b/tools/memory-model/litmus-tests/README
@@ -32,6 +32,12 @@ IRIW+poonceonces+OnceOnce.litmus
order of a pair of writes, where each write is to a different
variable by a different process?
+ISA2+pooncelock+pooncelock+pombonce.litmus
+ Tests whether the ordering provided by a lock-protected S
+ litmus test is visible to an external process whose accesses are
+ separated by smp_mb(). This addition of an external process to
+ S is otherwise known as ISA2.
+
ISA2+poonceonces.litmus
As below, but with store-release replaced with WRITE_ONCE()
and load-acquire replaced with READ_ONCE().
next prev parent reply other threads:[~2018-03-10 9:29 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-07 17:26 [PATCH tools/memory-model 0/4] Documentation updates and fixes Paul E. McKenney
2018-03-07 17:27 ` [PATCH tools/memory-model 1/4] memory-barriers: More text to de-emphasize smp_read_barrier_depends() Paul E. McKenney
2018-03-07 17:27 ` [PATCH tools/memory-model 2/4] tools/memory-model: Remove mention of docker/gentoo image Paul E. McKenney
2018-03-10 9:28 ` [tip:locking/core] " tip-bot for Paul E. McKenney
2018-03-07 17:27 ` [PATCH tools/memory-model 3/4] tools/memory-order: Add documentation of new litmus test Paul E. McKenney
2018-03-10 9:28 ` tip-bot for Paul E. McKenney [this message]
2018-03-07 17:27 ` [PATCH tools/memory-model 4/4] tools/memory-model: Update: Remove rb-dep, smp_read_barrier_depends, and lockless_dereference Paul E. McKenney
2018-03-10 9:29 ` [tip:locking/core] tools/memory-model: Finish the removal of rb-dep, smp_read_barrier_depends(), and lockless_dereference() tip-bot for Alan Stern
2018-03-10 9:27 ` [tip:locking/core] locking/memory-barriers: De-emphasize smp_read_barrier_depends() some more tip-bot for Paul E. McKenney
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