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path: root/arch/s390/oprofile/hwsampler.c
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Diffstat (limited to 'arch/s390/oprofile/hwsampler.c')
-rw-r--r--arch/s390/oprofile/hwsampler.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/oprofile/hwsampler.c b/arch/s390/oprofile/hwsampler.c
index 4552ce40c81a..cab0fe932c08 100644
--- a/arch/s390/oprofile/hwsampler.c
+++ b/arch/s390/oprofile/hwsampler.c
@@ -22,6 +22,7 @@
#include <asm/irq.h>
#include "hwsampler.h"
+#include "op_counter.h"
#define MAX_NUM_SDB 511
#define MIN_NUM_SDB 1
@@ -896,6 +897,8 @@ static void add_samples_to_oprofile(unsigned int cpu, unsigned long *sdbt,
if (sample_data_ptr->P == 1) {
/* userspace sample */
unsigned int pid = sample_data_ptr->prim_asn;
+ if (!counter_config.user)
+ goto skip_sample;
rcu_read_lock();
tsk = pid_task(find_vpid(pid), PIDTYPE_PID);
if (tsk)
@@ -903,6 +906,8 @@ static void add_samples_to_oprofile(unsigned int cpu, unsigned long *sdbt,
rcu_read_unlock();
} else {
/* kernelspace sample */
+ if (!counter_config.kernel)
+ goto skip_sample;
regs = task_pt_regs(current);
}
@@ -910,7 +915,7 @@ static void add_samples_to_oprofile(unsigned int cpu, unsigned long *sdbt,
oprofile_add_ext_hw_sample(sample_data_ptr->ia, regs, 0,
!sample_data_ptr->P, tsk);
mutex_unlock(&hws_sem);
-
+ skip_sample:
sample_data_ptr++;
}
}