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From: Alan Stern <stern@rowland.harvard.edu>
To: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, <linux-arch@vger.kernel.org>,
	<mingo@kernel.org>, <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>, <nborisov@suse.com>
Subject: Re: [PATCH RFC tools/lkmm 09/12] tools/memory-model: Add required herd7 version to README file
Date: Wed, 21 Feb 2018 10:10:52 -0500 (EST)	[thread overview]
Message-ID: <Pine.LNX.4.44L0.1802211009110.2032-100000@iolanthe.rowland.org> (raw)
In-Reply-To: <1519169112-20593-9-git-send-email-paulmck@linux.vnet.ibm.com>

On Tue, 20 Feb 2018, Paul E. McKenney wrote:

> LKMM and the herd7 tool are co-evolving, and out-of-date herd7 tools
> produce inaccurate results, often with no obvious error messages.  This
> commit therefore adds the required herd7 version to the LKMM README file.
> 
> Longer term, it would be good if .cat files could specify the required
> version in a manner allowing herd7 to produce clear diagnostics.
> 
> Suggested-by: Akira Yokosawa <akiyks@gmail.com>
> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> ---
>  tools/memory-model/README | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/memory-model/README b/tools/memory-model/README
> index 91414a49fac5..ea950c566ffd 100644
> --- a/tools/memory-model/README
> +++ b/tools/memory-model/README
> @@ -20,7 +20,8 @@ that litmus test to be exercised within the Linux kernel.
>  REQUIREMENTS
>  ============
>  
> -The "herd7" and "klitmus7" tools must be downloaded separately:
> +Version 7.48 of the "herd7" and "klitmus7" tools must be downloaded
> +separately:
>  
>    https://github.com/herd/herdtools7

The text immediately below this mentions the Docker image and gentoo
package.  Aren't they both seriously out of date at this point?  In
which case, shouldn't we remove them from the README?

Alan

WARNING: multiple messages have this Message-ID (diff)
From: Alan Stern <stern@rowland.harvard.edu>
To: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	mingo@kernel.org, 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, nborisov@suse.com
Subject: Re: [PATCH RFC tools/lkmm 09/12] tools/memory-model: Add required herd7 version to README file
Date: Wed, 21 Feb 2018 10:10:52 -0500 (EST)	[thread overview]
Message-ID: <Pine.LNX.4.44L0.1802211009110.2032-100000@iolanthe.rowland.org> (raw)
In-Reply-To: <1519169112-20593-9-git-send-email-paulmck@linux.vnet.ibm.com>

On Tue, 20 Feb 2018, Paul E. McKenney wrote:

> LKMM and the herd7 tool are co-evolving, and out-of-date herd7 tools
> produce inaccurate results, often with no obvious error messages.  This
> commit therefore adds the required herd7 version to the LKMM README file.
> 
> Longer term, it would be good if .cat files could specify the required
> version in a manner allowing herd7 to produce clear diagnostics.
> 
> Suggested-by: Akira Yokosawa <akiyks@gmail.com>
> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> ---
>  tools/memory-model/README | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/memory-model/README b/tools/memory-model/README
> index 91414a49fac5..ea950c566ffd 100644
> --- a/tools/memory-model/README
> +++ b/tools/memory-model/README
> @@ -20,7 +20,8 @@ that litmus test to be exercised within the Linux kernel.
>  REQUIREMENTS
>  ============
>  
> -The "herd7" and "klitmus7" tools must be downloaded separately:
> +Version 7.48 of the "herd7" and "klitmus7" tools must be downloaded
> +separately:
>  
>    https://github.com/herd/herdtools7

The text immediately below this mentions the Docker image and gentoo
package.  Aren't they both seriously out of date at this point?  In
which case, shouldn't we remove them from the README?

Alan

  parent reply	other threads:[~2018-02-21 15:10 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-20 23:24 [PATCH RFC tools/lkmm 0/12] Miscellaneous fixes Paul E. McKenney
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 01/12] tools/memory-model: Clarify the origin/scope of the tool name Paul E. McKenney
2018-02-21 10:39   ` [tip:locking/core] " tip-bot for Andrea Parri
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 02/12] MAINTAINERS: Add the Memory Consistency Model subsystem Paul E. McKenney
2018-02-21 10:39   ` [tip:locking/core] " tip-bot for Andrea Parri
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 03/12] MAINTAINERS: List file memory-barriers.txt within the LKMM entry Paul E. McKenney
2018-02-21 10:40   ` [tip:locking/core] " tip-bot for Andrea Parri
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 04/12] EXP litmus_tests: Add comments explaining tests' purposes Paul E. McKenney
2018-02-21 10:40   ` [tip:locking/core] " tip-bot for Paul E. McKenney
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 05/12] README: Fix a couple of punctuation errors Paul E. McKenney
2018-02-21 10:41   ` [tip:locking/core] " tip-bot for Paul E. McKenney
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 06/12] MAINTAINERS: Add Akira Yokosawa as an LKMM reviewer Paul E. McKenney
2018-02-21 10:41   ` [tip:locking/core] " tip-bot for Paul E. McKenney
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 07/12] Documentation/memory-barriers.txt: Cross-reference "tools/memory-model/" Paul E. McKenney
2018-02-21 10:42   ` [tip:locking/core] " tip-bot for Andrea Parri
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 08/12] memory-barriers: Fix description of data dependency barriers Paul E. McKenney
2018-02-21 10:42   ` [tip:locking/core] " tip-bot for Nikolay Borisov
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 09/12] tools/memory-model: Add required herd7 version to README file Paul E. McKenney
2018-02-21 10:43   ` [tip:locking/core] " tip-bot for Paul E. McKenney
2018-02-21 15:10   ` Alan Stern [this message]
2018-02-21 15:10     ` [PATCH RFC tools/lkmm 09/12] " Alan Stern
2018-02-21 16:15     ` Paul E. McKenney
2018-02-21 16:51       ` Alan Stern
2018-02-21 16:51         ` Alan Stern
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 10/12] tools/memory-model: Add a S lock-based external-view litmus test Paul E. McKenney
2018-02-21 10:43   ` [tip:locking/core] " tip-bot for Alan Stern
2018-02-21 15:09   ` [PATCH RFC tools/lkmm 10/12] " Alan Stern
2018-02-21 15:09     ` Alan Stern
2018-02-21 16:12     ` Paul E. McKenney
2018-02-21 16:50       ` Alan Stern
2018-02-21 16:50         ` Alan Stern
2018-02-21 17:53         ` Paul E. McKenney
2018-02-21 18:38           ` Alan Stern
2018-02-21 18:38             ` Alan Stern
2018-02-21 19:05             ` Paul E. McKenney
2018-02-21 19:27               ` Alan Stern
2018-02-21 19:27                 ` Alan Stern
2018-02-21 22:25                 ` Paul E. McKenney
2018-02-22  3:23   ` Boqun Feng
2018-02-22  4:13     ` Paul E. McKenney
2018-02-22  5:27       ` Boqun Feng
2018-02-22  5:42         ` Daniel Lustig
2018-02-22  5:42           ` Daniel Lustig
2018-02-22  6:58           ` Boqun Feng
2018-02-22 10:15             ` Peter Zijlstra
2018-02-22 10:45               ` Boqun Feng
2018-02-22 11:59                 ` Peter Zijlstra
2018-02-22 10:06           ` Peter Zijlstra
2018-02-22 10:20             ` Peter Zijlstra
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 11/12] tools/memory-model: Convert underscores to hyphens Paul E. McKenney
2018-02-21 10:44   ` [tip:locking/core] " tip-bot for Paul E. McKenney
2018-02-20 23:25 ` [PATCH RFC tools/lkmm 12/12] tools/memory-model: Remove rb-dep, smp_read_barrier_depends, and lockless_dereference Paul E. McKenney
2018-02-21 10:45   ` [tip:locking/core] " tip-bot for Alan Stern

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