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-rw-r--r--drivers/md/dm-vdo/time-utils.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/md/dm-vdo/time-utils.h b/drivers/md/dm-vdo/time-utils.h
new file mode 100644
index 0000000000..5f1e850fd8
--- /dev/null
+++ b/drivers/md/dm-vdo/time-utils.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright 2023 Red Hat
+ */
+
+#ifndef UDS_TIME_UTILS_H
+#define UDS_TIME_UTILS_H
+
+#include <linux/ktime.h>
+#include <linux/time.h>
+#include <linux/types.h>
+
+static inline s64 ktime_to_seconds(ktime_t reltime)
+{
+ return reltime / NSEC_PER_SEC;
+}
+
+static inline ktime_t current_time_ns(clockid_t clock)
+{
+ return clock == CLOCK_MONOTONIC ? ktime_get_ns() : ktime_get_real_ns();
+}
+
+static inline ktime_t current_time_us(void)
+{
+ return current_time_ns(CLOCK_REALTIME) / NSEC_PER_USEC;
+}
+
+#endif /* UDS_TIME_UTILS_H */