LU-9019 libcfs: add ktime_compare for platforms lacking it.

[fs/lustre-release.git] / libcfs / include / libcfs / linux / linux-time.h

diff --git a/libcfs/include/libcfs/linux/linux-time.h b/libcfs/include/libcfs/linux/linux-time.h
index ec7f3e3..3855d27 100644 (file)
--- a/libcfs/include/libcfs/linux/linux-time.h
+++ b/libcfs/include/libcfs/linux/linux-time.h
@@ -144,6 +144,17 @@ static inline bool ktime_before(const ktime_t cmp1, const ktime_t cmp2)
 }
 #endif /* !HAVE_KTIME_BEFORE */
 
+#ifndef HAVE_KTIME_COMPARE
+static inline int ktime_compare(const ktime_t cmp1, const ktime_t cmp2)
+{
+       if (cmp1.tv64 < cmp2.tv64)
+               return -1;
+       if (cmp1.tv64 > cmp2.tv64)
+               return 1;
+       return 0;
+}
+#endif /* !HAVE_KTIME_COMPARE */
+
 #ifndef HAVE_KTIME_GET_TS64
 void ktime_get_ts64(struct timespec64 *ts);
 #endif /* HAVE_KTIME_GET_TS */