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authorDave Airlie <airlied@redhat.com>2015-01-27 02:48:08 +0300
committerDave Airlie <airlied@redhat.com>2015-01-27 02:48:08 +0300
commit22cbbceff65cb03ee37495b52f360809fa439293 (patch)
tree59ee71a72328743242a2357b0a0af8697d1640e4 /include/linux/time.h
parent104b61590dcd5f71ff518e2b820e1cdf9d0350f2 (diff)
parent26bc420b59a38e4e6685a73345a0def461136dce (diff)
downloadlinux-22cbbceff65cb03ee37495b52f360809fa439293.tar.xz
Merge tag 'v3.19-rc6' into drm-fixes
Linux 3.19-rc6 pull in rc6 as the amdkfd fixes are based on it, and I'd rather be doing the merges separately
Diffstat (limited to 'include/linux/time.h')
-rw-r--r--include/linux/time.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/time.h b/include/linux/time.h
index 203c2ad40d71..beebe3a02d43 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -110,6 +110,19 @@ static inline bool timespec_valid_strict(const struct timespec *ts)
return true;
}
+static inline bool timeval_valid(const struct timeval *tv)
+{
+ /* Dates before 1970 are bogus */
+ if (tv->tv_sec < 0)
+ return false;
+
+ /* Can't have more microseconds then a second */
+ if (tv->tv_usec < 0 || tv->tv_usec >= USEC_PER_SEC)
+ return false;
+
+ return true;
+}
+
extern struct timespec timespec_trunc(struct timespec t, unsigned gran);
#define CURRENT_TIME (current_kernel_time())