[PATCH] alpha/osf_sys: use helper functions to convert between tv and jiffies

Use helper functions to convert between timeval structure and jiffies
rather than custom logic.

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Domen Puncer <domen@coderock.org>
Acked-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 64e450d..167fd89 100644 (file)
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -1150,16 +1150,13 @@ osf_usleep_thread(struct timeval32 __user *sleep, struct timeval32 __user *remai
        if (get_tv32(&tmp, sleep))
                goto fault;
 
-       ticks = tmp.tv_usec;
-       ticks = (ticks + (1000000 / HZ) - 1) / (1000000 / HZ);
-       ticks += tmp.tv_sec * HZ;
+       ticks = timeval_to_jiffies(&tmp);
 
        current->state = TASK_INTERRUPTIBLE;
        ticks = schedule_timeout(ticks);
 
        if (remain) {
-               tmp.tv_sec = ticks / HZ;
-               tmp.tv_usec = ticks % HZ;
+               jiffies_to_timeval(ticks, &tmp);
                if (put_tv32(remain, &tmp))
                        goto fault;
        }