From: Andrew Morton <akpm@osdl.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu
Subject: Re: [patch 1/3] Drop tasklist lock in do_sched_setscheduler
Date: Sat, 24 Jun 2006 01:07:41 -0700 [thread overview]
Message-ID: <20060624010741.6faf355d.akpm@osdl.org> (raw)
In-Reply-To: <20060622082812.492564000@cruncher.tec.linutronix.de>
On Thu, 22 Jun 2006 09:08:38 -0000
Thomas Gleixner <tglx@linutronix.de> wrote:
>
> There is no need to hold tasklist_lock across the setscheduler call, when we
> pin the task structure with get_task_struct(). Interrupts are disabled in
> setscheduler anyway and the permission checks do not need interrupts disabled.
>
These three patches had intricate dependencies upon the __IP__ and
__IP_DECL__ gunk which later patches removed, so these patches do not
compile against the pi-futex patches.
So I dropped these.
And I'll drop the lockdep patches, so you'll be able to redo these.
next prev parent reply other threads:[~2006-06-24 8:07 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-22 9:08 [patch 0/3] rtmutex: Propagate priority setting into lock chains Thomas Gleixner
2006-06-22 9:08 ` [patch 1/3] Drop tasklist lock in do_sched_setscheduler Thomas Gleixner
2006-06-23 1:48 ` Andrew Morton
2006-06-23 6:01 ` Thomas Gleixner
2006-06-24 8:07 ` Andrew Morton [this message]
2006-06-24 8:25 ` Thomas Gleixner
2006-06-22 9:08 ` [patch 2/3] rtmutex: Propagate priority settings into PI lock chains Thomas Gleixner
2006-06-22 14:20 ` Steven Rostedt
2006-06-22 18:02 ` Esben Nielsen
2006-06-23 6:27 ` Steven Rostedt
2006-06-23 2:08 ` Andrew Morton
2006-06-23 9:28 ` [PATCH -mm] bug if setscheduler is called from interrupt context Steven Rostedt
2006-06-23 2:06 ` [patch 2/3] rtmutex: Propagate priority settings into PI lock chains Andrew Morton
2006-06-23 16:26 ` Thomas Gleixner
2006-06-22 9:08 ` [patch 3/3] rtmutex: Modify rtmutex-tester to test the setscheduler propagation Thomas Gleixner
2006-06-25 0:50 [patch 1/3] Drop tasklist lock in do_sched_setscheduler Oleg Nesterov
2006-06-25 15:35 ` Thomas Gleixner
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