d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Removed unnecessary splclock() protection for getmicrotime() and

Browse Source 
getmicrouptime().

Removed unused includes.

Reviewed by:	ken
This commit is contained in:
Bruce Evans 1999-10-02 07:34:11 +00:00
parent ff8444f278
commit 39b3c6a9b6
1 changed files with 1 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
sys/kern/subr_devstat.c
View File

@ -31,8 +31,6 @@
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/buf.h>
#include <sys/sysctl.h>
@ -56,7 +54,6 @@ devstat_add_entry(struct devstat *ds, const char *dev_name,
devstat_type_flags device_type,
devstat_priority priority)
{
int s;
struct devstatlist *devstat_head;
struct devstat *ds_tmp;
@ -132,10 +129,7 @@ devstat_add_entry(struct devstat *ds, const char *dev_name,
ds->flags = flags;
ds->device_type = device_type;
ds->priority = priority;
s = splclock();
getmicrotime(&ds->dev_creation_time);
splx(s);
}
/*
@ -164,8 +158,6 @@ devstat_remove_entry(struct devstat *ds)
void
devstat_start_transaction(struct devstat *ds)
{
int s;
/* sanity check */
if (ds == NULL)
return;
@ -175,11 +167,8 @@ devstat_start_transaction(struct devstat *ds)
* to busy. The start time is really the start of the latest busy
* period.
*/
if (ds->busy_count == 0) {
s = splclock();
if (ds->busy_count == 0)
getmicrouptime(&ds->start_time);
splx(s);
}
ds->busy_count++;
}
@ -190,17 +179,13 @@ void
devstat_end_transaction(struct devstat *ds, u_int32_t bytes,
devstat_tag_type tag_type, devstat_trans_flags flags)
{
int s;
struct timeval busy_time;
/* sanity check */
if (ds == NULL)
return;
s = splclock();
getmicrouptime(&ds->last_comp_time);
splx(s);
ds->busy_count--;
/*