From: Brian Behlendorf <behlendorf1@llnl.gov>
Date: Tue, 1 Mar 2011 23:21:38 +0000 (-0800)
Subject: Add TIMESPEC_OVERFLOW helper
X-Git-Tag: zfs-0.8.0-rc1~152^2~491
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a4a1e1ecb42c3a0d9a25b5b0e0b400147b91bdb3;p=zfs

Add TIMESPEC_OVERFLOW helper

Add the TIMESPEC_OVERFLOW helper macro to allow easy checking
of timespec overflow.
---

diff --git a/include/sys/time.h b/include/sys/time.h
index e4470a491..ed3aae934 100644
--- a/include/sys/time.h
+++ b/include/sys/time.h
@@ -82,4 +82,7 @@ gethrestime_sec(void)
         return now.tv_sec;
 }
 
+#define TIMESPEC_OVERFLOW(ts)		\
+	((ts)->tv_sec < TIME32_MIN || (ts)->tv_sec > TIME32_MAX)
+
 #endif  /* _SPL_TIME_H */