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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-20 10:31:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-20 10:31:44 -0700
commit2ba68940c893c8f0bfc8573c041254251bb6aeab (patch)
treefa83ebb01d32abd98123fa28f9f6f0b3eaeee25d /arch/arm/kernel
parent9c2b957db1772ebf942ae7a9346b14eba6c8ca66 (diff)
parent600e145882802d6ccbfe2c4aea243d97caeb91a9 (diff)
downloadblackbird-op-linux-2ba68940c893c8f0bfc8573c041254251bb6aeab.tar.gz
blackbird-op-linux-2ba68940c893c8f0bfc8573c041254251bb6aeab.zip
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler changes for v3.4 from Ingo Molnar * 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (27 commits) printk: Make it compile with !CONFIG_PRINTK sched/x86: Fix overflow in cyc2ns_offset sched: Fix nohz load accounting -- again! sched: Update yield() docs printk/sched: Introduce special printk_sched() for those awkward moments sched/nohz: Correctly initialize 'next_balance' in 'nohz' idle balancer sched: Cleanup cpu_active madness sched: Fix load-balance wreckage sched: Clean up parameter passing of proc_sched_autogroup_set_nice() sched: Ditch per cgroup task lists for load-balancing sched: Rename load-balancing fields sched: Move load-balancing arguments into helper struct sched/rt: Do not submit new work when PI-blocked sched/rt: Prevent idle task boosting sched/wait: Add __wake_up_all_locked() API sched/rt: Document scheduler related skip-resched-check sites sched/rt: Use schedule_preempt_disabled() sched/rt: Add schedule_preempt_disabled() sched/rt: Do not throttle when PI boosting sched/rt: Keep period timer ticking when rt throttling is active ...
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/process.c4
-rw-r--r--arch/arm/kernel/smp.c7
2 files changed, 1 insertions, 10 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 971d65c253a9..c2ae3cd331fe 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -239,9 +239,7 @@ void cpu_idle(void)
leds_event(led_idle_end);
rcu_idle_exit();
tick_nohz_idle_exit();
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
+ schedule_preempt_disabled();
}
}
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index cdeb727527d3..d616ed51e7a7 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -295,13 +295,6 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
*/
percpu_timer_setup();
- while (!cpu_active(cpu))
- cpu_relax();
-
- /*
- * cpu_active bit is set, so it's safe to enalbe interrupts
- * now.
- */
local_irq_enable();
local_fiq_enable();
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