aboutsummaryrefslogtreecommitdiffstats
path: root/litmus/sched_task_trace.c
diff options
context:
space:
mode:
Diffstat (limited to 'litmus/sched_task_trace.c')
-rw-r--r--litmus/sched_task_trace.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/litmus/sched_task_trace.c b/litmus/sched_task_trace.c
index e5098ddb1ec9..7ef7b2889b42 100644
--- a/litmus/sched_task_trace.c
+++ b/litmus/sched_task_trace.c
@@ -16,8 +16,6 @@
16#include <litmus/ftdev.h> 16#include <litmus/ftdev.h>
17 17
18 18
19/* set MAJOR to 0 to have it dynamically assigned */
20#define FT_TASK_TRACE_MAJOR 253
21#define NO_EVENTS (1 << CONFIG_SCHED_TASK_TRACE_SHIFT) 19#define NO_EVENTS (1 << CONFIG_SCHED_TASK_TRACE_SHIFT)
22 20
23#define now() litmus_clock() 21#define now() litmus_clock()
@@ -44,7 +42,7 @@ static int __init init_sched_task_trace(void)
44 printk("Allocated %u sched_trace_xxx() events per CPU " 42 printk("Allocated %u sched_trace_xxx() events per CPU "
45 "(buffer size: %d bytes)\n", 43 "(buffer size: %d bytes)\n",
46 NO_EVENTS, (int) sizeof(struct local_buffer)); 44 NO_EVENTS, (int) sizeof(struct local_buffer));
47 ftdev_init(&st_dev, THIS_MODULE); 45 ftdev_init(&st_dev, THIS_MODULE, "sched_trace");
48 for (i = 0; i < NR_CPUS; i++) { 46 for (i = 0; i < NR_CPUS; i++) {
49 buf = &per_cpu(st_event_buffer, i); 47 buf = &per_cpu(st_event_buffer, i);
50 ok += init_ft_buffer(&buf->ftbuf, NO_EVENTS, 48 ok += init_ft_buffer(&buf->ftbuf, NO_EVENTS,
@@ -56,7 +54,7 @@ static int __init init_sched_task_trace(void)
56 if (ok == NR_CPUS) { 54 if (ok == NR_CPUS) {
57 st_dev.minor_cnt = NR_CPUS; 55 st_dev.minor_cnt = NR_CPUS;
58 st_dev.can_open = st_dev_can_open; 56 st_dev.can_open = st_dev_can_open;
59 return register_ftdev(&st_dev, "sched_trace", FT_TASK_TRACE_MAJOR); 57 return register_ftdev(&st_dev);
60 } else { 58 } else {
61 return -EINVAL; 59 return -EINVAL;
62 } 60 }