From: Andrea Parri <andrea.parri@amarulasolutions.com>
To: "Paul E. McKenney" <paulmck@linux.ibm.com>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
mingo@kernel.org, stern@rowland.harvard.edu, 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
Subject: Re: [PATCH tip/core/rcu 08/21] tools/memory-model: Add support for synchronize_srcu_expedited()
Date: Tue, 2 Apr 2019 16:49:11 +0200 [thread overview]
Message-ID: <20190402144911.GA10044@andrea> (raw)
In-Reply-To: <20190326234133.24962-8-paulmck@linux.ibm.com>
On Tue, Mar 26, 2019 at 04:41:20PM -0700, Paul E. McKenney wrote:
> Given that synchronize_rcu_expedited() is supported, this commit adds
> support for synchronize_srcu_expedited().
>
> Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
> ---
> tools/memory-model/linux-kernel.def | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/tools/memory-model/linux-kernel.def b/tools/memory-model/linux-kernel.def
> index 0c3f0ef486f4..551eeaa389d4 100644
> --- a/tools/memory-model/linux-kernel.def
> +++ b/tools/memory-model/linux-kernel.def
> @@ -51,6 +51,7 @@ synchronize_rcu_expedited() { __fence{sync-rcu}; }
> srcu_read_lock(X) __srcu{srcu-lock}(X)
> srcu_read_unlock(X,Y) { __srcu{srcu-unlock}(X,Y); }
> synchronize_srcu(X) { __srcu{sync-srcu}(X); }
> +synchronize_srcu_expedited(X) { __srcu{sync-srcu}(X); }
This and the other patches from the series do not apply to "tip/core/rcu"
(from the Subject), but this seems straightforward enough:
Acked-by: Andrea Parri <andrea.parri@amarulasolutions.com>
Andrea
>
> // Atomic
> atomic_read(X) READ_ONCE(*X)
> --
> 2.17.1
>
next prev parent reply other threads:[~2019-04-02 14:49 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-26 23:41 [PATCH RFC memory-model 0/21] LKMM updates for review Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 01/21] tools/memory-model: Make scripts be executable Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 02/21] tools/memory-model: Fix comment in MP+poonceonces.litmus Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 03/21] tools/memory-model: Do not use "herd" to refer to "herd7" Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 04/21] docs/memory-barriers.txt: Rewrite "KERNEL I/O BARRIER EFFECTS" section Paul E. McKenney
2019-04-02 13:03 ` Will Deacon
2019-04-04 15:58 ` Akira Yokosawa
2019-04-04 16:40 ` Will Deacon
2019-04-04 22:23 ` Akira Yokosawa
2019-03-26 23:41 ` [PATCH tip/core/rcu 05/21] tools/memory-model: Make judgelitmus.sh note timeouts Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 06/21] tools/memory-model: Make cmplitmushist.sh " Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 07/21] tools/memory-model: Make judgelitmus.sh identify bad macros Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 08/21] tools/memory-model: Add support for synchronize_srcu_expedited() Paul E. McKenney
2019-04-02 14:49 ` Andrea Parri [this message]
2019-04-04 20:50 ` Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 09/21] tools/memory-model: Make judgelitmus.sh detect hard deadlocks Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 10/21] tools/memory-model: Update parseargs.sh for hardware verification Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 11/21] tools/memory-model: Make judgelitmus.sh handle hardware verifications Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 12/21] tools/memory-model: Add simpletest.sh to check locking, RCU, and SRCU Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 13/21] tools/memory-model: Fix checkalllitmus.sh comment Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 14/21] tools/memory-model: Hardware checking for check{,all}litmus.sh Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 15/21] tools/memory-model: Make judgelitmus.sh ransack .litmus.out files Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 16/21] tools/memory-model: Split runlitmus.sh out of checklitmus.sh Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 17/21] tools/memory-model: Make runlitmus.sh generate .litmus.out for --hw Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 18/21] tools/memory-model: Move from .AArch64.litmus.out to .litmus.AArch.out Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 19/21] tools/memory-model: Keep assembly-language litmus tests Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 20/21] tools/memory-model: Allow herd to deduce CPU type Paul E. McKenney
2019-03-26 23:41 ` [PATCH tip/core/rcu 21/21] tools/memory-model: Make runlitmus.sh check for jingle errors Paul E. McKenney
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