summaryrefslogtreecommitdiffstats
path: root/arch/s390
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/appldata/appldata_base.c4
-rw-r--r--arch/s390/kernel/smp.c22
-rw-r--r--arch/s390/kernel/stacktrace.c2
-rw-r--r--arch/s390/kernel/time.c10
4 files changed, 18 insertions, 20 deletions
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 9cb3d92447a..a7f8979fb92 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -203,7 +203,7 @@ __appldata_vtimer_setup(int cmd)
per_cpu(appldata_timer, i).expires = per_cpu_interval;
smp_call_function_single(i, add_virt_timer_periodic,
&per_cpu(appldata_timer, i),
- 0, 1);
+ 1);
}
appldata_timer_active = 1;
break;
@@ -228,7 +228,7 @@ __appldata_vtimer_setup(int cmd)
args.timer = &per_cpu(appldata_timer, i);
args.expires = per_cpu_interval;
smp_call_function_single(i, __appldata_mod_vtimer_wrap,
- &args, 0, 1);
+ &args, 1);
}
}
}
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 5d4fa4b1c74..b6781030cfb 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -109,7 +109,7 @@ static void do_call_function(void)
}
static void __smp_call_function_map(void (*func) (void *info), void *info,
- int nonatomic, int wait, cpumask_t map)
+ int wait, cpumask_t map)
{
struct call_data_struct data;
int cpu, local = 0;
@@ -162,7 +162,6 @@ out:
* smp_call_function:
* @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
*
* Run a function on all other CPUs.
@@ -170,15 +169,14 @@ out:
* You must not call this function with disabled interrupts, from a
* hardware interrupt handler or from a bottom half.
*/
-int smp_call_function(void (*func) (void *info), void *info, int nonatomic,
- int wait)
+int smp_call_function(void (*func) (void *info), void *info, int wait)
{
cpumask_t map;
spin_lock(&call_lock);
map = cpu_online_map;
cpu_clear(smp_processor_id(), map);
- __smp_call_function_map(func, info, nonatomic, wait, map);
+ __smp_call_function_map(func, info, wait, map);
spin_unlock(&call_lock);
return 0;
}
@@ -189,7 +187,6 @@ EXPORT_SYMBOL(smp_call_function);
* @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
*
* Run a function on one processor.
@@ -198,11 +195,10 @@ EXPORT_SYMBOL(smp_call_function);
* hardware interrupt handler or from a bottom half.
*/
int smp_call_function_single(int cpu, void (*func) (void *info), void *info,
- int nonatomic, int wait)
+ int wait)
{
spin_lock(&call_lock);
- __smp_call_function_map(func, info, nonatomic, wait,
- cpumask_of_cpu(cpu));
+ __smp_call_function_map(func, info, wait, cpumask_of_cpu(cpu));
spin_unlock(&call_lock);
return 0;
}
@@ -228,7 +224,7 @@ int smp_call_function_mask(cpumask_t mask, void (*func)(void *), void *info,
{
spin_lock(&call_lock);
cpu_clear(smp_processor_id(), mask);
- __smp_call_function_map(func, info, 0, wait, mask);
+ __smp_call_function_map(func, info, wait, mask);
spin_unlock(&call_lock);
return 0;
}
@@ -303,7 +299,7 @@ static void smp_ptlb_callback(void *info)
void smp_ptlb_all(void)
{
- on_each_cpu(smp_ptlb_callback, NULL, 0, 1);
+ on_each_cpu(smp_ptlb_callback, NULL, 1);
}
EXPORT_SYMBOL(smp_ptlb_all);
#endif /* ! CONFIG_64BIT */
@@ -351,7 +347,7 @@ void smp_ctl_set_bit(int cr, int bit)
memset(&parms.orvals, 0, sizeof(parms.orvals));
memset(&parms.andvals, 0xff, sizeof(parms.andvals));
parms.orvals[cr] = 1 << bit;
- on_each_cpu(smp_ctl_bit_callback, &parms, 0, 1);
+ on_each_cpu(smp_ctl_bit_callback, &parms, 1);
}
EXPORT_SYMBOL(smp_ctl_set_bit);
@@ -365,7 +361,7 @@ void smp_ctl_clear_bit(int cr, int bit)
memset(&parms.orvals, 0, sizeof(parms.orvals));
memset(&parms.andvals, 0xff, sizeof(parms.andvals));
parms.andvals[cr] = ~(1L << bit);
- on_each_cpu(smp_ctl_bit_callback, &parms, 0, 1);
+ on_each_cpu(smp_ctl_bit_callback, &parms, 1);
}
EXPORT_SYMBOL(smp_ctl_clear_bit);
diff --git a/arch/s390/kernel/stacktrace.c b/arch/s390/kernel/stacktrace.c
index 85e46a5d0e0..57571f10270 100644
--- a/arch/s390/kernel/stacktrace.c
+++ b/arch/s390/kernel/stacktrace.c
@@ -81,6 +81,7 @@ void save_stack_trace(struct stack_trace *trace)
S390_lowcore.thread_info,
S390_lowcore.thread_info + THREAD_SIZE, 1);
}
+EXPORT_SYMBOL_GPL(save_stack_trace);
void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
{
@@ -93,3 +94,4 @@ void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
if (trace->nr_entries < trace->max_entries)
trace->entries[trace->nr_entries++] = ULONG_MAX;
}
+EXPORT_SYMBOL_GPL(save_stack_trace_tsk);
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 7418bebb547..f2cede3947b 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -707,7 +707,7 @@ static int etr_sync_clock(struct etr_aib *aib, int port)
*/
memset(&etr_sync, 0, sizeof(etr_sync));
preempt_disable();
- smp_call_function(clock_sync_cpu_start, &etr_sync, 0, 0);
+ smp_call_function(clock_sync_cpu_start, &etr_sync, 0);
local_irq_disable();
enable_sync_clock();
@@ -746,7 +746,7 @@ static int etr_sync_clock(struct etr_aib *aib, int port)
rc = -EAGAIN;
}
local_irq_enable();
- smp_call_function(clock_sync_cpu_end, NULL, 0, 0);
+ smp_call_function(clock_sync_cpu_end, NULL, 0);
preempt_enable();
return rc;
}
@@ -926,7 +926,7 @@ static void etr_work_fn(struct work_struct *work)
if (!eacr.ea) {
/* Both ports offline. Reset everything. */
eacr.dp = eacr.es = eacr.sl = 0;
- on_each_cpu(disable_sync_clock, NULL, 0, 1);
+ on_each_cpu(disable_sync_clock, NULL, 1);
del_timer_sync(&etr_timer);
etr_update_eacr(eacr);
clear_bit(CLOCK_SYNC_ETR, &clock_sync_flags);
@@ -1432,7 +1432,7 @@ static void stp_work_fn(struct work_struct *work)
*/
memset(&stp_sync, 0, sizeof(stp_sync));
preempt_disable();
- smp_call_function(clock_sync_cpu_start, &stp_sync, 0, 0);
+ smp_call_function(clock_sync_cpu_start, &stp_sync, 0);
local_irq_disable();
enable_sync_clock();
@@ -1465,7 +1465,7 @@ static void stp_work_fn(struct work_struct *work)
stp_sync.in_sync = 1;
local_irq_enable();
- smp_call_function(clock_sync_cpu_end, NULL, 0, 0);
+ smp_call_function(clock_sync_cpu_end, NULL, 0);
preempt_enable();
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-29 10:05:05 +0000