diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-31 13:35:31 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-31 13:35:31 -0700 |
| commit | f22e08a79f3765fecf060b225a46931c94fb0a92 (patch) | |
| tree | 2f02777e8893d03289ec0a7f5f414f3ff01c8c37 /kernel/sched/core.c | |
| parent | f187e9fd68577cdd5f914659b6f7f11124e40485 (diff) | |
| parent | e3831edd59edf57ca11fc289f08961b20baf5146 (diff) | |
Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar.
* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched: Fix incorrect usage of for_each_cpu_mask() in select_fallback_rq()
sched: Fix __schedule_bug() output when called from an interrupt
sched/arch: Introduce the finish_arch_post_lock_switch() scheduler callback
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index e3ed0ecee7c..4603b9d8f30 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1270,7 +1270,7 @@ static int select_fallback_rq(int cpu, struct task_struct *p) int dest_cpu; /* Look for allowed, online CPU in same node. */ - for_each_cpu_mask(dest_cpu, *nodemask) { + for_each_cpu(dest_cpu, nodemask) { if (!cpu_online(dest_cpu)) continue; if (!cpu_active(dest_cpu)) @@ -1281,7 +1281,7 @@ static int select_fallback_rq(int cpu, struct task_struct *p) for (;;) { /* Any allowed, online CPU? */ - for_each_cpu_mask(dest_cpu, *tsk_cpus_allowed(p)) { + for_each_cpu(dest_cpu, tsk_cpus_allowed(p)) { if (!cpu_online(dest_cpu)) continue; if (!cpu_active(dest_cpu)) @@ -1964,6 +1964,7 @@ static void finish_task_switch(struct rq *rq, struct task_struct *prev) local_irq_enable(); #endif /* __ARCH_WANT_INTERRUPTS_ON_CTXSW */ finish_lock_switch(rq, prev); + finish_arch_post_lock_switch(); fire_sched_in_preempt_notifiers(current); if (mm) @@ -3101,8 +3102,6 @@ EXPORT_SYMBOL(sub_preempt_count); */ static noinline void __schedule_bug(struct task_struct *prev) { - struct pt_regs *regs = get_irq_regs(); - if (oops_in_progress) return; @@ -3113,11 +3112,7 @@ static noinline void __schedule_bug(struct task_struct *prev) print_modules(); if (irqs_disabled()) print_irqtrace_events(prev); - - if (regs) - show_regs(regs); - else - dump_stack(); + dump_stack(); } /* |