diff options
| -rw-r--r-- | arch/s390/appldata/appldata_base.c | 12 | ||||
| -rw-r--r-- | arch/s390/kernel/smp.c | 16 | ||||
| -rw-r--r-- | arch/s390/kernel/vtime.c | 2 | ||||
| -rw-r--r-- | include/asm-s390/smp.h | 11 | ||||
| -rw-r--r-- | net/iucv/iucv.c | 15 |
5 files changed, 23 insertions, 33 deletions
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c index 6ffbab77ae4..62391fb1f61 100644 --- a/arch/s390/appldata/appldata_base.c +++ b/arch/s390/appldata/appldata_base.c @@ -173,7 +173,7 @@ int appldata_diag(char record_nr, u16 function, unsigned long buffer, /* * appldata_mod_vtimer_wrap() * - * wrapper function for mod_virt_timer(), because smp_call_function_on() + * wrapper function for mod_virt_timer(), because smp_call_function_single() * accepts only one parameter. */ static void __appldata_mod_vtimer_wrap(void *p) { @@ -208,9 +208,9 @@ __appldata_vtimer_setup(int cmd) num_online_cpus()) * TOD_MICRO; for_each_online_cpu(i) { per_cpu(appldata_timer, i).expires = per_cpu_interval; - smp_call_function_on(add_virt_timer_periodic, - &per_cpu(appldata_timer, i), - 0, 1, i); + smp_call_function_single(i, add_virt_timer_periodic, + &per_cpu(appldata_timer, i), + 0, 1); } appldata_timer_active = 1; P_INFO("Monitoring timer started.\n"); @@ -236,8 +236,8 @@ __appldata_vtimer_setup(int cmd) } args; args.timer = &per_cpu(appldata_timer, i); args.expires = per_cpu_interval; - smp_call_function_on(__appldata_mod_vtimer_wrap, - &args, 0, 1, i); + smp_call_function_single(i, __appldata_mod_vtimer_wrap, + &args, 0, 1); } } } diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 182c085ae4d..aff9f853fc3 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -170,30 +170,28 @@ int smp_call_function(void (*func) (void *info), void *info, int nonatomic, EXPORT_SYMBOL(smp_call_function); /* - * smp_call_function_on: + * smp_call_function_single: + * @cpu: the CPU where func should run * @func: the function to run; this must be fast and non-blocking * @info: an arbitrary pointer to pass to the function * @nonatomic: unused * @wait: if true, wait (atomically) until function has completed on other CPUs - * @cpu: the CPU where func should run * * Run a function on one processor. * * You must not call this function with disabled interrupts, from a * hardware interrupt handler or from a bottom half. */ -int smp_call_function_on(void (*func) (void *info), void *info, int nonatomic, - int wait, int cpu) +int smp_call_function_single(int cpu, void (*func) (void *info), void *info, + int nonatomic, int wait) { - cpumask_t map = CPU_MASK_NONE; - preempt_disable(); - cpu_set(cpu, map); - __smp_call_function_map(func, info, nonatomic, wait, map); + __smp_call_function_map(func, info, nonatomic, wait, + cpumask_of_cpu(cpu)); preempt_enable(); return 0; } -EXPORT_SYMBOL(smp_call_function_on); +EXPORT_SYMBOL(smp_call_function_single); static void do_send_stop(void) { diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index b6ed143e859..84ff78de6ba 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -415,7 +415,7 @@ EXPORT_SYMBOL(add_virt_timer_periodic); /* * If we change a pending timer the function must be called on the CPU - * where the timer is running on, e.g. by smp_call_function_on() + * where the timer is running on, e.g. by smp_call_function_single() * * The original mod_timer adds the timer if it is not pending. For compatibility * we do the same. The timer will be added on the current CPU as a oneshot timer. diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h index 76e424f718c..07708c07701 100644 --- a/include/asm-s390/smp.h +++ b/include/asm-s390/smp.h @@ -36,8 +36,7 @@ extern void machine_halt_smp(void); extern void machine_power_off_smp(void); extern void smp_setup_cpu_possible_map(void); -extern int smp_call_function_on(void (*func) (void *info), void *info, - int nonatomic, int wait, int cpu); + #define NO_PROC_ID 0xFF /* No processor magic marker */ /* @@ -96,14 +95,6 @@ extern int __cpu_up (unsigned int cpu); #endif #ifndef CONFIG_SMP -static inline int -smp_call_function_on(void (*func) (void *info), void *info, - int nonatomic, int wait, int cpu) -{ - func(info); - return 0; -} - static inline void smp_send_stop(void) { /* Disable all interrupts/machine checks */ diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index ad5150b8dfa..983058d432d 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -479,7 +479,8 @@ static void iucv_setmask_mp(void) /* Enable all cpus with a declared buffer. */ if (cpu_isset(cpu, iucv_buffer_cpumask) && !cpu_isset(cpu, iucv_irq_cpumask)) - smp_call_function_on(iucv_allow_cpu, NULL, 0, 1, cpu); + smp_call_function_single(cpu, iucv_allow_cpu, + NULL, 0, 1); preempt_enable(); } @@ -497,7 +498,7 @@ static void iucv_setmask_up(void) cpumask = iucv_irq_cpumask; cpu_clear(first_cpu(iucv_irq_cpumask), cpumask); for_each_cpu_mask(cpu, cpumask) - smp_call_function_on(iucv_block_cpu, NULL, 0, 1, cpu); + smp_call_function_single(cpu, iucv_block_cpu, NULL, 0, 1); } /** @@ -522,7 +523,7 @@ static int iucv_enable(void) rc = -EIO; preempt_disable(); for_each_online_cpu(cpu) - smp_call_function_on(iucv_declare_cpu, NULL, 0, 1, cpu); + smp_call_function_single(cpu, iucv_declare_cpu, NULL, 0, 1); preempt_enable(); if (cpus_empty(iucv_buffer_cpumask)) /* No cpu could declare an iucv buffer. */ @@ -578,7 +579,7 @@ static int __cpuinit iucv_cpu_notify(struct notifier_block *self, case CPU_ONLINE_FROZEN: case CPU_DOWN_FAILED: case CPU_DOWN_FAILED_FROZEN: - smp_call_function_on(iucv_declare_cpu, NULL, 0, 1, cpu); + smp_call_function_single(cpu, iucv_declare_cpu, NULL, 0, 1); break; case CPU_DOWN_PREPARE: case CPU_DOWN_PREPARE_FROZEN: @@ -587,10 +588,10 @@ static int __cpuinit iucv_cpu_notify(struct notifier_block *self, if (cpus_empty(cpumask)) /* Can't offline last IUCV enabled cpu. */ return NOTIFY_BAD; - smp_call_function_on(iucv_retrieve_cpu, NULL, 0, 1, cpu); + smp_call_function_single(cpu, iucv_retrieve_cpu, NULL, 0, 1); if (cpus_empty(iucv_irq_cpumask)) - smp_call_function_on(iucv_allow_cpu, NULL, 0, 1, - first_cpu(iucv_buffer_cpumask)); + smp_call_function_single(first_cpu(iucv_buffer_cpumask), + iucv_allow_cpu, NULL, 0, 1); break; } return NOTIFY_OK; |