[PATCH] driver core: Simplify async probe test code by using ktime_ms_delta()
From: Mark-PK Tsai <mark-pk.tsai@mediatek.com>
Date: 2021-12-28 09:27:15
Also in:
linux-arm-kernel, lkml
Subsystem:
driver core, kobjects, debugfs and sysfs, the rest · Maintainers:
Greg Kroah-Hartman, "Rafael J. Wysocki", Danilo Krummrich, Linus Torvalds
Simplify async probe test code by using ktime_ms_delta(). Signed-off-by: Mark-PK Tsai <mark-pk.tsai@mediatek.com> --- drivers/base/test/test_async_driver_probe.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/drivers/base/test/test_async_driver_probe.c b/drivers/base/test/test_async_driver_probe.c
index 3bb7beb127a9..4d1976ca5072 100644
--- a/drivers/base/test/test_async_driver_probe.c
+++ b/drivers/base/test/test_async_driver_probe.c@@ -104,7 +104,7 @@ static int __init test_async_probe_init(void) struct platform_device **pdev = NULL; int async_id = 0, sync_id = 0; unsigned long long duration; - ktime_t calltime, delta; + ktime_t calltime; int err, nid, cpu; pr_info("registering first set of asynchronous devices...\n");
@@ -133,8 +133,7 @@ static int __init test_async_probe_init(void) goto err_unregister_async_devs; } - delta = ktime_sub(ktime_get(), calltime); - duration = (unsigned long long) ktime_to_ms(delta); + duration = (unsigned long long)ktime_ms_delta(ktime_get(), calltime); pr_info("registration took %lld msecs\n", duration); if (duration > TEST_PROBE_THRESHOLD) { pr_err("test failed: probe took too long\n");
@@ -161,8 +160,7 @@ static int __init test_async_probe_init(void) async_id++; } - delta = ktime_sub(ktime_get(), calltime); - duration = (unsigned long long) ktime_to_ms(delta); + duration = (unsigned long long)ktime_ms_delta(ktime_get(), calltime); dev_info(&(*pdev)->dev, "registration took %lld msecs\n", duration); if (duration > TEST_PROBE_THRESHOLD) {
@@ -197,8 +195,7 @@ static int __init test_async_probe_init(void) goto err_unregister_sync_devs; } - delta = ktime_sub(ktime_get(), calltime); - duration = (unsigned long long) ktime_to_ms(delta); + duration = (unsigned long long)ktime_ms_delta(ktime_get(), calltime); pr_info("registration took %lld msecs\n", duration); if (duration < TEST_PROBE_THRESHOLD) { dev_err(&(*pdev)->dev,
@@ -223,8 +220,7 @@ static int __init test_async_probe_init(void) sync_id++; - delta = ktime_sub(ktime_get(), calltime); - duration = (unsigned long long) ktime_to_ms(delta); + duration = (unsigned long long)ktime_ms_delta(ktime_get(), calltime); dev_info(&(*pdev)->dev, "registration took %lld msecs\n", duration); if (duration < TEST_PROBE_THRESHOLD) {
--
2.18.0
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