提交 4ee303df 编写于 作者: S Shuya MAEDA 提交者: David S. Miller

[PKT_SCHED]: PSCHED_TADD() and PSCHED_TADD2() can result,tv_usec >= 1000000

Signed-off-by: NShuya MAEDA <maeda-sxb@necst.nec.co.jp>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 3d3a8533
......@@ -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";
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册