diff options
| -rw-r--r-- | MAINTAINERS | 7 | ||||
| -rw-r--r-- | arch/x86/Kconfig | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/intel_cacheinfo.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/nmi_32.c | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/nmi_64.c | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/topology.c | 5 | ||||
| -rw-r--r-- | drivers/s390/net/ctcmain.c | 1 | ||||
| -rw-r--r-- | kernel/sched.c | 14 | ||||
| -rw-r--r-- | kernel/sched_fair.c | 7 |
9 files changed, 23 insertions, 22 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 2bbe40ea4d1..3002cc811c1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2598,13 +2598,6 @@ L: https://tango.0pointer.de/mailman/listinfo/s270-linux W: http://0pointer.de/lennart/tchibo.html S: Maintained -MTRR AND SIMILAR SUPPORT [i386] -P: Richard Gooch -M: rgooch@atnf.csiro.au -L: linux-kernel@vger.kernel.org -W: http://www.atnf.csiro.au/~rgooch/linux/kernel-patches.html -S: Maintained - MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND SDIO SUBSYSTEM P: Pierre Ossman M: drzeus-mmc@drzeus.cx diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 368864dfe6e..391cb189412 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -148,7 +148,8 @@ config X86_SMP config X86_HT bool - depends on SMP && !(X86_VISWS || X86_VOYAGER || MK8) + depends on SMP + depends on (X86_32 && !(X86_VISWS || X86_VOYAGER)) || (X86_64 && !MK8) default y config X86_BIOS_REBOOT diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 9921b01fe19..606fe4d55a9 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -497,7 +497,7 @@ static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index) {} static void __cpuinit cache_remove_shared_cpu_map(unsigned int cpu, int index) {} #endif -static void free_cache_attributes(unsigned int cpu) +static void __cpuinit free_cache_attributes(unsigned int cpu) { int i; diff --git a/arch/x86/kernel/nmi_32.c b/arch/x86/kernel/nmi_32.c index f5cc47c60b1..80ca72e5ac2 100644 --- a/arch/x86/kernel/nmi_32.c +++ b/arch/x86/kernel/nmi_32.c @@ -106,7 +106,8 @@ static int __init check_nmi_watchdog(void) if (!per_cpu(wd_enabled, cpu)) continue; if (nmi_count(cpu) - prev_nmi_count[cpu] <= 5) { - printk("CPU#%d: NMI appears to be stuck (%d->%d)!\n", + printk(KERN_WARNING "WARNING: CPU#%d: NMI " + "appears to be stuck (%d->%d)!\n", cpu, prev_nmi_count[cpu], nmi_count(cpu)); diff --git a/arch/x86/kernel/nmi_64.c b/arch/x86/kernel/nmi_64.c index a576fd74006..4253c4e8849 100644 --- a/arch/x86/kernel/nmi_64.c +++ b/arch/x86/kernel/nmi_64.c @@ -109,7 +109,8 @@ int __init check_nmi_watchdog (void) if (!per_cpu(wd_enabled, cpu)) continue; if (cpu_pda(cpu)->__nmi_count - counts[cpu] <= 5) { - printk("CPU#%d: NMI appears to be stuck (%d->%d)!\n", + printk(KERN_WARNING "WARNING: CPU#%d: NMI " + "appears to be stuck (%d->%d)!\n", cpu, counts[cpu], cpu_pda(cpu)->__nmi_count); diff --git a/arch/x86/kernel/topology.c b/arch/x86/kernel/topology.c index 8caa0b77746..7e16d675eb8 100644 --- a/arch/x86/kernel/topology.c +++ b/arch/x86/kernel/topology.c @@ -33,7 +33,7 @@ static struct i386_cpu cpu_devices[NR_CPUS]; -int arch_register_cpu(int num) +int __cpuinit arch_register_cpu(int num) { /* * CPU0 cannot be offlined due to several @@ -53,7 +53,8 @@ int arch_register_cpu(int num) } #ifdef CONFIG_HOTPLUG_CPU -void arch_unregister_cpu(int num) { +void arch_unregister_cpu(int num) +{ return unregister_cpu(&cpu_devices[num].cpu); } EXPORT_SYMBOL(arch_register_cpu); diff --git a/drivers/s390/net/ctcmain.c b/drivers/s390/net/ctcmain.c index b3b6f654365..97adc701a81 100644 --- a/drivers/s390/net/ctcmain.c +++ b/drivers/s390/net/ctcmain.c @@ -2802,7 +2802,6 @@ void ctc_init_netdevice(struct net_device * dev) dev->type = ARPHRD_SLIP; dev->tx_queue_len = 100; dev->flags = IFF_POINTOPOINT | IFF_NOARP; - SET_MODULE_OWNER(dev); } diff --git a/kernel/sched.c b/kernel/sched.c index 59ff6b140ed..b062856b946 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -4850,17 +4850,21 @@ long sys_sched_rr_get_interval(pid_t pid, struct timespec __user *interval) if (retval) goto out_unlock; - if (p->policy == SCHED_FIFO) - time_slice = 0; - else if (p->policy == SCHED_RR) + /* + * Time slice is 0 for SCHED_FIFO tasks and for SCHED_OTHER + * tasks that are on an otherwise idle runqueue: + */ + time_slice = 0; + if (p->policy == SCHED_RR) { time_slice = DEF_TIMESLICE; - else { + } else { struct sched_entity *se = &p->se; unsigned long flags; struct rq *rq; rq = task_rq_lock(p, &flags); - time_slice = NS_TO_JIFFIES(sched_slice(cfs_rq_of(se), se)); + if (rq->cfs.load.weight) + time_slice = NS_TO_JIFFIES(sched_slice(&rq->cfs, se)); task_rq_unlock(rq, &flags); } read_unlock(&tasklist_lock); diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 37bb265598d..c33f0ceb3de 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -799,8 +799,9 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int sleep) */ static void yield_task_fair(struct rq *rq) { - struct cfs_rq *cfs_rq = task_cfs_rq(rq->curr); - struct sched_entity *rightmost, *se = &rq->curr->se; + struct task_struct *curr = rq->curr; + struct cfs_rq *cfs_rq = task_cfs_rq(curr); + struct sched_entity *rightmost, *se = &curr->se; /* * Are we the only task in the tree? @@ -808,7 +809,7 @@ static void yield_task_fair(struct rq *rq) if (unlikely(cfs_rq->nr_running == 1)) return; - if (likely(!sysctl_sched_compat_yield)) { + if (likely(!sysctl_sched_compat_yield) && curr->policy != SCHED_BATCH) { __update_rq_clock(rq); /* * Update run-time statistics of the 'current'. |