[PATCH v2 1/2] include: ktime: move ktime_t definition globally

Ahmad Fatoum
2026-05-03T08:24:56Z

To allow use of the type without including the ktime.h header, define it
in linux/types.h. This is also where Linux defines it.

Signed-off-by: Ahmad Fatoum <a.fatoum@barebox.org>
---
v1 -> v2:
- no change
---
include/linux/ktime.h | 4 +---
include/linux/types.h | 3 +++
2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index 2b9a91d5401c..483324a4444f 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -21,6 +21,7 @@
#ifndef _LINUX_KTIME_H
#define _LINUX_KTIME_H

+#include <linux/types.h>
#include <linux/math.h>
#include <linux/time.h>
#include <clock.h>
@@ -31,9 +32,6 @@
#define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC)
#define KTIME_SEC_MIN (KTIME_MIN / NSEC_PER_SEC)

-/* Nanosecond scalar representation for kernel time values */
-typedef s64 ktime_t;
-
/**
* ktime_set - Set a ktime_t variable from a seconds/nanoseconds value
* @secs: seconds to set
diff --git a/include/linux/types.h b/include/linux/types.h
index 93e7fe46295f..6731b5a1b246 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -120,6 +120,9 @@ typedef __u64 u_int64_t;
typedef __s64 int64_t;
#endif

+/* Nanosecond scalar representation for kernel time values */
+typedef s64 ktime_t;
+
#endif /* __KERNEL_STRICT_NAMES */

/*
--
2.47.3