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| author | Shuya MAEDA <maeda-sxb@necst.nec.co.jp> | 2006-06-28 01:40:35 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-29 16:58:01 -0700 |
| commit | 4ee303dfeac6451b402e3d8512723d3a0f861857 (patch) | |
| tree | b2a542ae60c29b58a4d9ef1dbd7d3d19af67554e | |
| parent | 3d3a85337937bb5e3db676eeb4f3bf7f02533b44 (diff) | |
| download | linux-3.10-4ee303dfeac6451b402e3d8512723d3a0f861857.tar.gz linux-3.10-4ee303dfeac6451b402e3d8512723d3a0f861857.tar.bz2 linux-3.10-4ee303dfeac6451b402e3d8512723d3a0f861857.zip | |
[PKT_SCHED]: PSCHED_TADD() and PSCHED_TADD2() can result,tv_usec >= 1000000
Signed-off-by: Shuya MAEDA <maeda-sxb@necst.nec.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/net/pkt_sched.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h index 75b5b9333fc..1925c65e617 100644 --- a/include/net/pkt_sched.h +++ b/include/net/pkt_sched.h @@ -169,17 +169,23 @@ psched_tod_diff(int delta_sec, int bound) #define PSCHED_TADD2(tv, delta, tv_res) \ ({ \ - int __delta = (tv).tv_usec + (delta); \ - (tv_res).tv_sec = (tv).tv_sec; \ - if (__delta > USEC_PER_SEC) { (tv_res).tv_sec++; __delta -= USEC_PER_SEC; } \ + int __delta = (delta); \ + (tv_res) = (tv); \ + while(__delta >= USEC_PER_SEC){ \ + (tv_res).tv_sec++; \ + __delta -= USEC_PER_SEC; \ + } \ (tv_res).tv_usec = __delta; \ }) #define PSCHED_TADD(tv, delta) \ ({ \ - (tv).tv_usec += (delta); \ - if ((tv).tv_usec > USEC_PER_SEC) { (tv).tv_sec++; \ - (tv).tv_usec -= USEC_PER_SEC; } \ + int __delta = (delta); \ + while(__delta >= USEC_PER_SEC){ \ + (tv).tv_sec++; \ + __delta -= USEC_PER_SEC; \ + } \ + (tv).tv_usec = __delta; \ }) /* Set/check that time is in the "past perfect"; |