diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-05-14 06:06:36 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2011-05-14 06:06:36 -0400 |
commit | a18f22a968de17b29f2310cdb7ba69163e65ec15 (patch) | |
tree | a7d56d88fad5e444d7661484109758a2f436129e /kernel/sched_idletask.c | |
parent | a1c57e0fec53defe745e64417eacdbd3618c3e66 (diff) | |
parent | 798778b8653f64b7b2162ac70eca10367cff6ce8 (diff) |
Merge branch 'consolidate-clksrc-i8253' of master.kernel.org:~rmk/linux-2.6-arm into timers/clocksource
Conflicts:
arch/ia64/kernel/cyclone.c
arch/mips/kernel/i8253.c
arch/x86/kernel/i8253.c
Reason: Resolve conflicts so further cleanups do not conflict further
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched_idletask.c')
-rw-r--r-- | kernel/sched_idletask.c | 28 |
1 files changed, 5 insertions, 23 deletions
diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c index 9fa0f402c87c..a776a6396427 100644 --- a/kernel/sched_idletask.c +++ b/kernel/sched_idletask.c | |||
@@ -52,31 +52,15 @@ static void set_curr_task_idle(struct rq *rq) | |||
52 | { | 52 | { |
53 | } | 53 | } |
54 | 54 | ||
55 | static void switched_to_idle(struct rq *rq, struct task_struct *p, | 55 | static void switched_to_idle(struct rq *rq, struct task_struct *p) |
56 | int running) | ||
57 | { | 56 | { |
58 | /* Can this actually happen?? */ | 57 | BUG(); |
59 | if (running) | ||
60 | resched_task(rq->curr); | ||
61 | else | ||
62 | check_preempt_curr(rq, p, 0); | ||
63 | } | 58 | } |
64 | 59 | ||
65 | static void prio_changed_idle(struct rq *rq, struct task_struct *p, | 60 | static void |
66 | int oldprio, int running) | 61 | prio_changed_idle(struct rq *rq, struct task_struct *p, int oldprio) |
67 | { | 62 | { |
68 | /* This can happen for hot plug CPUS */ | 63 | BUG(); |
69 | |||
70 | /* | ||
71 | * Reschedule if we are currently running on this runqueue and | ||
72 | * our priority decreased, or if we are not currently running on | ||
73 | * this runqueue and our priority is higher than the current's | ||
74 | */ | ||
75 | if (running) { | ||
76 | if (p->prio > oldprio) | ||
77 | resched_task(rq->curr); | ||
78 | } else | ||
79 | check_preempt_curr(rq, p, 0); | ||
80 | } | 64 | } |
81 | 65 | ||
82 | static unsigned int get_rr_interval_idle(struct rq *rq, struct task_struct *task) | 66 | static unsigned int get_rr_interval_idle(struct rq *rq, struct task_struct *task) |
@@ -110,6 +94,4 @@ static const struct sched_class idle_sched_class = { | |||
110 | 94 | ||
111 | .prio_changed = prio_changed_idle, | 95 | .prio_changed = prio_changed_idle, |
112 | .switched_to = switched_to_idle, | 96 | .switched_to = switched_to_idle, |
113 | |||
114 | /* no .task_new for idle tasks */ | ||
115 | }; | 97 | }; |