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From: "Émeric Maschino" <emeric.maschino@gmail.com>
To: Jonathan Nieder <jrnieder@gmail.com>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
	Michel Lespinasse <walken@google.com>,
	Patrick Baggett <baggett.patrick@gmail.com>,
	Jakub Jelinek <jakub@redhat.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [regression] Re: [PATCH 2/3] futex: Sanitize cmpxchg_futex_value_locked API
Date: Thu, 8 Mar 2012 22:12:14 +0100	[thread overview]
Message-ID: <CAA9xbM49N7wVkUBBpYNQ+Lwt2WU=axdQ+1gmp5G8N0LR2sxbpA@mail.gmail.com> (raw)
In-Reply-To: <CAA9xbM4iviwVG2VrdEiTom6SueLDviHC+An87ypvQGR1665iwg@mail.gmail.com>

Oops, just to correct myself: the tests described below DON'T return
gracefully with kernel 3.2. Sorry for the mistake.

     Emeric


Le 8 mars 2012 21:59, Émeric Maschino <emeric.maschino@gmail.com> a écrit :
> ERROR: No such process: FUTEX_CMP_REQUEUE_PI failed
>
> For memories, this test passed successfully with 2.6.38-rc8+, with AND
> without 37a9d912b24f included.
>
> Now, adding locked argument, I'm getting:
>
> ERROR: Function not implemented: FUTEX_REQUEUE_PI failed
>
> Huh? Both these tests nevertheless gracefully return with kernel 3.2,
> while the second test enters in an unfinite loop with buggy
> 2.6.38-rc8+.

WARNING: multiple messages have this Message-ID (diff)
From: "Émeric Maschino" <emeric.maschino@gmail.com>
To: Jonathan Nieder <jrnieder@gmail.com>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
	Michel Lespinasse <walken@google.com>,
	Patrick Baggett <baggett.patrick@gmail.com>,
	Jakub Jelinek <jakub@redhat.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [regression] Re: [PATCH 2/3] futex: Sanitize cmpxchg_futex_value_locked API
Date: Thu, 08 Mar 2012 21:12:14 +0000	[thread overview]
Message-ID: <CAA9xbM49N7wVkUBBpYNQ+Lwt2WU=axdQ+1gmp5G8N0LR2sxbpA@mail.gmail.com> (raw)
In-Reply-To: <CAA9xbM4iviwVG2VrdEiTom6SueLDviHC+An87ypvQGR1665iwg@mail.gmail.com>

Oops, just to correct myself: the tests described below DON'T return
gracefully with kernel 3.2. Sorry for the mistake.

     Emeric


Le 8 mars 2012 21:59, Émeric Maschino <emeric.maschino@gmail.com> a écrit :
> ERROR: No such process: FUTEX_CMP_REQUEUE_PI failed
>
> For memories, this test passed successfully with 2.6.38-rc8+, with AND
> without 37a9d912b24f included.
>
> Now, adding locked argument, I'm getting:
>
> ERROR: Function not implemented: FUTEX_REQUEUE_PI failed
>
> Huh? Both these tests nevertheless gracefully return with kernel 3.2,
> while the second test enters in an unfinite loop with buggy
> 2.6.38-rc8+.

  reply	other threads:[~2012-03-08 21:12 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-07  2:11 [PATCH] futex: cmpxchg_futex_value_locked API change Michel Lespinasse
2011-03-07  8:54 ` Martin Schwidefsky
2011-03-07 14:25 ` Chris Metcalf
2011-03-07 21:58 ` Luck, Tony
2011-03-08 20:17 ` Thomas Gleixner
2011-03-09 11:25   ` Michel Lespinasse
2011-03-09 15:04     ` Thomas Gleixner
2011-03-09 15:08     ` Martin Schwidefsky
2011-03-09 22:17       ` Michel Lespinasse
2011-03-09 17:50     ` Darren Hart
2011-03-10 18:55     ` Thomas Gleixner
2011-03-11  2:16       ` Michel Lespinasse
2011-03-11  2:47         ` [PATCH 1/3] futex: do not pagefault_disable in futex_atomic_cmpxchg_inatomic() Michel Lespinasse
2011-03-11 11:31           ` [tip:core/futexes] futex: Remove redundant " tip-bot for Michel Lespinasse
2011-03-13 22:49           ` [PATCH 1/3] futex: do not " Linus Torvalds
2011-03-14  0:55             ` Darren Hart
2011-03-14  1:15               ` Darren Hart
2011-03-14  9:13               ` Peter Zijlstra
2011-03-14  9:13             ` Thomas Gleixner
2011-03-14 13:56               ` Thomas Gleixner
2011-03-14 20:07                 ` Darren Hart
2011-03-14 20:15                 ` [tip:core/futexes] futex: Deobfuscate handle_futex_death() tip-bot for Thomas Gleixner
2011-03-14 20:16                 ` [tip:core/futexes] arm: Remove bogus comment in futex_atomic_cmpxchg_inatomic() tip-bot for Thomas Gleixner
2011-03-14  9:15             ` [PATCH 1/3] futex: do not pagefault_disable " Michel Lespinasse
2011-03-11  2:48         ` [PATCH 2/3] futex: cmpxchg_futex_value_locked API change Michel Lespinasse
2011-03-11 11:31           ` [tip:core/futexes] futex: Sanitize cmpxchg_futex_value_locked API tip-bot for Michel Lespinasse
2012-03-05  0:01           ` [regression] Re: [PATCH 2/3] " Jonathan Nieder
2012-03-05  0:01             ` Jonathan Nieder
2012-03-05 23:21             ` Luck, Tony
2012-03-05 23:21               ` Luck, Tony
2012-03-05 23:42               ` Jonathan Nieder
2012-03-05 23:42                 ` Jonathan Nieder
2012-03-08 20:59                 ` Émeric Maschino
2012-03-08 20:59                   ` Émeric Maschino
2012-03-08 21:12                   ` Émeric Maschino [this message]
2012-03-08 21:12                     ` Émeric Maschino
2012-04-15 21:35                     ` Émeric Maschino
2012-04-15 21:35                       ` Émeric Maschino
2011-03-11  2:50         ` [PATCH 3/3] futex: fix futex operation types Michel Lespinasse
2011-03-11 11:32           ` [tip:core/futexes] futex: Sanitize futex ops argument types tip-bot for Michel Lespinasse
2011-03-09 11:08 ` [PATCH] futex: cmpxchg_futex_value_locked API change Michal Simek
2011-03-09 12:41 ` David Howells

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