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From: Jason Baron <jbaron@redhat.com>
To: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: akpm@linux-foundation.org, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
Rusty Russell <rusty@rustcorp.com.au>,
Jan Kiszka <jan.kiszka@siemens.com>
Subject: Re: [patch 1/7] Immediate Values - Architecture Independent Code
Date: Wed, 27 Feb 2008 12:01:40 -0500 [thread overview]
Message-ID: <20080227170132.GA7678@redhat.com> (raw)
In-Reply-To: <20080226231248.GA32455@Krystal>
On Tue, Feb 26, 2008 at 06:12:48PM -0500, Mathieu Desnoyers wrote:
> Hrm, does your stop machine implementation disable interrupts while the
> CPUs busy loop ?
>
yes. this is how stop_machine is implemented...and I believe is consistent with
the way in which your algorithm disables irqs. The logic to me, is we don't
want any cpus to see the kernel text in an inconsistent state via an irq.
-Jason
next prev parent reply other threads:[~2008-02-27 17:02 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-02 21:08 [patch 0/7] Immediate Values Mathieu Desnoyers
2008-02-02 21:08 ` [patch 1/7] Immediate Values - Architecture Independent Code Mathieu Desnoyers
2008-02-26 22:52 ` Jason Baron
2008-02-26 23:12 ` Mathieu Desnoyers
2008-02-26 23:34 ` Mathieu Desnoyers
2008-02-27 16:44 ` Jason Baron
2008-02-27 17:01 ` Jason Baron [this message]
2008-02-27 19:05 ` Mathieu Desnoyers
2008-02-28 16:33 ` [patch 1/2] add ALL_CPUS option to stop_machine_run() Jason Baron
2008-02-28 22:09 ` Max Krasnyanskiy
2008-02-28 22:14 ` Mathieu Desnoyers
2008-02-29 2:39 ` Jason Baron
2008-02-29 9:00 ` Ingo Molnar
2008-02-29 18:24 ` Max Krasnyanskiy
2008-02-29 19:15 ` Ingo Molnar
2008-02-29 19:58 ` Max Krasnyanskiy
2008-03-03 4:12 ` Rusty Russell
2008-03-04 0:30 ` Max Krasnyanskiy
2008-03-04 2:36 ` Rusty Russell
2008-03-04 4:11 ` Max Krasnyansky
2008-03-02 23:32 ` Rusty Russell
2008-02-28 16:37 ` [patch 2/2] implement immediate updating via stop_machine_run() Jason Baron
2008-02-29 13:43 ` Mathieu Desnoyers
2008-02-28 16:50 ` [patch 1/7] Immediate Values - Architecture Independent Code Jason Baron
2008-02-02 21:08 ` [patch 2/7] Immediate Values - Kconfig menu in EMBEDDED Mathieu Desnoyers
2008-02-02 21:08 ` [patch 3/7] Immediate Values - x86 Optimization Mathieu Desnoyers
2008-02-02 21:08 ` [patch 4/7] Add text_poke and sync_core to powerpc Mathieu Desnoyers
2008-02-02 21:08 ` [patch 5/7] Immediate Values - Powerpc Optimization Mathieu Desnoyers
2008-02-02 21:08 ` [patch 6/7] Immediate Values - Documentation Mathieu Desnoyers
2008-02-02 21:08 ` [patch 7/7] Scheduler Profiling - Use Immediate Values Mathieu Desnoyers
-- strict thread matches above, loose matches on Subject: below --
2007-12-06 2:07 [patch 0/7] Immediate Values (redux) for 2.6.24-rc4-git3 Mathieu Desnoyers
2007-12-06 2:07 ` [patch 1/7] Immediate Values - Architecture Independent Code Mathieu Desnoyers
2007-09-18 21:07 [patch 0/7] Immediate Values for 2.6.23-rc6-mm1 Mathieu Desnoyers
2007-09-18 21:07 ` [patch 1/7] Immediate Values - Architecture Independent Code Mathieu Desnoyers
2007-09-17 18:42 [patch 0/7] Immediate Values Mathieu Desnoyers
2007-09-17 18:42 ` [patch 1/7] Immediate Values - Architecture Independent Code Mathieu Desnoyers
2007-09-18 17:47 ` Denys Vlasenko
2007-09-18 17:59 ` Mathieu Desnoyers
2007-09-18 20:01 ` Denys Vlasenko
2007-09-18 20:47 ` Mathieu Desnoyers
2007-09-19 8:45 ` Denys Vlasenko
2007-09-19 8:57 ` Denys Vlasenko
2007-09-19 11:27 ` Mathieu Desnoyers
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