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[DCCP]: Convert do_gettimeofday() to getnstimeofday(). 

What do_gettimeofday() does is to call getnstimeofday() and
to convert the result from timespec{} to timeval{}.
We do not always need timeval{} and we can convert timespec{}
when we really need (to print).

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki 2008-04-21 14:28:45 -07:00 committed by David S. Miller
parent 633d424bf3
commit cdd04d98f6
1 changed files with 6 additions and 11 deletions
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17
net/dccp/probe.c
View File

@ -46,29 +46,24 @@ struct {
struct kfifo *fifo;
spinlock_t lock;
wait_queue_head_t wait;
struct timeval tstart;
struct timespec tstart;
} dccpw;
static void printl(const char *fmt, ...)
{
va_list args;
int len;
struct timeval now;
struct timespec now;
char tbuf[256];
va_start(args, fmt);
do_gettimeofday(&now);
getnstimeofday(&now);
now.tv_sec -= dccpw.tstart.tv_sec;
now.tv_usec -= dccpw.tstart.tv_usec;
if (now.tv_usec < 0) {
--now.tv_sec;
now.tv_usec += 1000000;
}
now = timespec_sub(now, dccpw.tstart);
len = sprintf(tbuf, "%lu.%06lu ",
(unsigned long) now.tv_sec,
(unsigned long) now.tv_usec);
(unsigned long) now.tv_nsec / NSEC_PER_USEC);
len += vscnprintf(tbuf+len, sizeof(tbuf)-len, fmt, args);
va_end(args);
@ -119,7 +114,7 @@ static struct jprobe dccp_send_probe = {
static int dccpprobe_open(struct inode *inode, struct file *file)
{
kfifo_reset(dccpw.fifo);
do_gettimeofday(&dccpw.tstart);
getnstimeofday(&dccpw.tstart);
return 0;
}