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[net-next,v3,2/6] ktime: add ms_to_ktime() and ktime_add_ms() helpers

Message ID 1372177050-17829-3-git-send-email-dborkman@redhat.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Daniel Borkmann June 25, 2013, 4:17 p.m. UTC 
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>
---
 include/linux/ktime.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index bbca128..b4fa5e4 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -323,6 +323,11 @@  static inline ktime_t ktime_add_us(const ktime_t kt, const u64 usec)
 	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 @@  extern void ktime_get_ts(struct timespec *ts);
 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