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backend: fix off-by-one in nsec calculation
author
Jens Axboe
<axboe@fb.com>
Mon, 15 Dec 2014 20:45:53 +0000
(13:45 -0700)
committer
Jens Axboe
<axboe@fb.com>
Mon, 15 Dec 2014 20:45:53 +0000
(13:45 -0700)
If it's equal to 10^9 we need to bump seconds and subtract 10^9
from nsec, not only if it's larger than.
Signed-off-by: Jens Axboe <axboe@fb.com>
backend.c
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diff --git
a/backend.c
b/backend.c
index 3424a0982b534bc60b8ea037814427e9156b929f..f1def38b36b7898865eff2d3c86b8a0ee0fc3eae 100644
(file)
--- a/
backend.c
+++ b/
backend.c
@@
-2109,7
+2109,7
@@
static void *helper_thread_main(void *data)
gettimeofday(&tv, NULL);
ts.tv_sec = tv.tv_sec + sec;
ts.tv_nsec = (tv.tv_usec * 1000) + nsec;
- if (ts.tv_nsec > 1000000000ULL) {
+ if (ts.tv_nsec >
=
1000000000ULL) {
ts.tv_nsec -= 1000000000ULL;
ts.tv_sec++;
}