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Diffstat (limited to 'kernel/kallsyms_selftest.c')
-rw-r--r--kernel/kallsyms_selftest.c21
1 files changed, 6 insertions, 15 deletions
diff --git a/kernel/kallsyms_selftest.c b/kernel/kallsyms_selftest.c
index f35d9cc1aab1..bfbc12da3326 100644
--- a/kernel/kallsyms_selftest.c
+++ b/kernel/kallsyms_selftest.c
@@ -157,14 +157,11 @@ static void test_kallsyms_compression_ratio(void)
static int lookup_name(void *data, const char *name, struct module *mod, unsigned long addr)
{
u64 t0, t1, t;
- unsigned long flags;
struct test_stat *stat = (struct test_stat *)data;
- local_irq_save(flags);
- t0 = sched_clock();
+ t0 = ktime_get_ns();
(void)kallsyms_lookup_name(name);
- t1 = sched_clock();
- local_irq_restore(flags);
+ t1 = ktime_get_ns();
t = t1 - t0;
if (t < stat->min)
@@ -234,18 +231,15 @@ static int find_symbol(void *data, const char *name, struct module *mod, unsigne
static void test_perf_kallsyms_on_each_symbol(void)
{
u64 t0, t1;
- unsigned long flags;
struct test_stat stat;
memset(&stat, 0, sizeof(stat));
stat.max = INT_MAX;
stat.name = stub_name;
stat.perf = 1;
- local_irq_save(flags);
- t0 = sched_clock();
+ t0 = ktime_get_ns();
kallsyms_on_each_symbol(find_symbol, &stat);
- t1 = sched_clock();
- local_irq_restore(flags);
+ t1 = ktime_get_ns();
pr_info("kallsyms_on_each_symbol() traverse all: %lld ns\n", t1 - t0);
}
@@ -270,17 +264,14 @@ static int match_symbol(void *data, unsigned long addr)
static void test_perf_kallsyms_on_each_match_symbol(void)
{
u64 t0, t1;
- unsigned long flags;
struct test_stat stat;
memset(&stat, 0, sizeof(stat));
stat.max = INT_MAX;
stat.name = stub_name;
- local_irq_save(flags);
- t0 = sched_clock();
+ t0 = ktime_get_ns();
kallsyms_on_each_match_symbol(match_symbol, stat.name, &stat);
- t1 = sched_clock();
- local_irq_restore(flags);
+ t1 = ktime_get_ns();
pr_info("kallsyms_on_each_match_symbol() traverse all: %lld ns\n", t1 - t0);
}