* [PATCH] fix 32bit overflow in timespec_to_sample()
@ 2005-11-24 16:02 Oleg Nesterov
0 siblings, 0 replies; only message in thread
From: Oleg Nesterov @ 2005-11-24 16:02 UTC (permalink / raw)
To: linux-kernel; +Cc: Roland McGrath, Andrew Morton
fix 32bit overflow in timespec_to_sample()
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
--- 2.6.14-rc/kernel/posix-cpu-timers.c~ 2005-10-26 23:33:12.000000000 +0400
+++ 2.6.14-rc/kernel/posix-cpu-timers.c 2005-10-26 23:35:53.000000000 +0400
@@ -36,7 +36,7 @@ timespec_to_sample(clockid_t which_clock
union cpu_time_count ret;
ret.sched = 0; /* high half always zero when .cpu used */
if (CPUCLOCK_WHICH(which_clock) == CPUCLOCK_SCHED) {
- ret.sched = tp->tv_sec * NSEC_PER_SEC + tp->tv_nsec;
+ ret.sched = (unsigned long long)tp->tv_sec * NSEC_PER_SEC + tp->tv_nsec;
} else {
ret.cpu = timespec_to_cputime(tp);
}
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2005-11-24 14:47 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2005-11-24 16:02 [PATCH] fix 32bit overflow in timespec_to_sample() Oleg Nesterov
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®