From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 27 Jun 2006 09:55:00 +0000 (-0700)
Subject: [PATCH] Drop tasklist lock in do_sched_setscheduler
X-Git-Tag: v2.6.18-rc1~488
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e74c69f46d93d29eea0ad8647863d1c6488f0f55;p=pandora-kernel.git

[PATCH] Drop tasklist lock in do_sched_setscheduler

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.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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