ktime: add ms_to_ktime() and ktime_add_ms() helpers
Add two ktime helper functions that i) convert a given msec value to
a ktime structure and ii) that adds a msec value to a ktime structure.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index bbca1280..b4fa5e4 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -323,6 +323,11 @@
return ktime_add_ns(kt, usec * 1000);
}
+static inline ktime_t ktime_add_ms(const ktime_t kt, const u64 msec)
+{
+ return ktime_add_ns(kt, msec * NSEC_PER_MSEC);
+}
+
static inline ktime_t ktime_sub_us(const ktime_t kt, const u64 usec)
{
return ktime_sub_ns(kt, usec * 1000);
@@ -366,7 +371,15 @@
static inline ktime_t ns_to_ktime(u64 ns)
{
static const ktime_t ktime_zero = { .tv64 = 0 };
+
return ktime_add_ns(ktime_zero, ns);
}
+static inline ktime_t ms_to_ktime(u64 ms)
+{
+ static const ktime_t ktime_zero = { .tv64 = 0 };
+
+ return ktime_add_ms(ktime_zero, ms);
+}
+
#endif
