[Y2038] [PATCH 1/3] y2038: remove ktime to/from timespec/timeval conversion

[Arnd Bergmann]

A couple of helpers are now obsolete and can be removed, so drivers can
no longer start using them and instead use y2038-safe interfaces.

Signed-off-by: Arnd Bergmann <a...@arndb.de>
---
 include/linux/ktime.h | 37 -------------------------------------
 1 file changed, 37 deletions(-)

diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index b2bb44f87f5a..d1fb05135665 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -66,33 +66,15 @@ static inline ktime_t ktime_set(const s64 secs, const 
unsigned long nsecs)
  */
 #define ktime_sub_ns(kt, nsval)                ((kt) - (nsval))
 
-/* convert a timespec to ktime_t format: */
-static inline ktime_t timespec_to_ktime(struct timespec ts)
-{
-       return ktime_set(ts.tv_sec, ts.tv_nsec);
-}
-
 /* convert a timespec64 to ktime_t format: */
 static inline ktime_t timespec64_to_ktime(struct timespec64 ts)
 {
        return ktime_set(ts.tv_sec, ts.tv_nsec);
 }
 
-/* convert a timeval to ktime_t format: */
-static inline ktime_t timeval_to_ktime(struct timeval tv)
-{
-       return ktime_set(tv.tv_sec, tv.tv_usec * NSEC_PER_USEC);
-}
-
-/* Map the ktime_t to timespec conversion to ns_to_timespec function */
-#define ktime_to_timespec(kt)          ns_to_timespec((kt))
-
 /* Map the ktime_t to timespec conversion to ns_to_timespec function */
 #define ktime_to_timespec64(kt)                ns_to_timespec64((kt))
 
-/* Map the ktime_t to timeval conversion to ns_to_timeval function */
-#define ktime_to_timeval(kt)           ns_to_timeval((kt))
-
 /* Convert ktime_t to nanoseconds */
 static inline s64 ktime_to_ns(const ktime_t kt)
 {
@@ -215,25 +197,6 @@ static inline ktime_t ktime_sub_ms(const ktime_t kt, const 
u64 msec)
 
 extern ktime_t ktime_add_safe(const ktime_t lhs, const ktime_t rhs);
 
-/**
- * ktime_to_timespec_cond - convert a ktime_t variable to timespec
- *                         format only if the variable contains data
- * @kt:                the ktime_t variable to convert
- * @ts:                the timespec variable to store the result in
- *
- * Return: %true if there was a successful conversion, %false if kt was 0.
- */
-static inline __must_check bool ktime_to_timespec_cond(const ktime_t kt,
-                                                      struct timespec *ts)
-{
-       if (kt) {
-               *ts = ktime_to_timespec(kt);
-               return true;
-       } else {
-               return false;
-       }
-}
-
 /**
  * ktime_to_timespec64_cond - convert a ktime_t variable to timespec64
  *                         format only if the variable contains data
-- 
2.20.0

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