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authorbde <bde@FreeBSD.org>1997-03-22 08:03:51 +0000
committerbde <bde@FreeBSD.org>1997-03-22 08:03:51 +0000
commit60e14681284303aa19c383bd113f78d75db543e8 (patch)
treec345eb5285f5bdf8c5e18f1840eace99d6cf9b02 /sys/kern
parent0bc178170104cff1e818e849d08a50c6a4ee0851 (diff)
downloadFreeBSD-src-60e14681284303aa19c383bd113f78d75db543e8.zip
FreeBSD-src-60e14681284303aa19c383bd113f78d75db543e8.tar.gz
Removed `volatile' from declaration of `time', and removed the resulting
null casts. `time' is nonvolatile for accesses within a region locked by splclock()/splx(). Accesses outside such a region are invalid, and splx() must have the side effect of potentially changing all global variables (since there are hundreds of sort of volatile variables like `time'), so declaring `time' as volatile didn't have any real benefits.
Diffstat (limited to 'sys/kern')
-rw-r--r--sys/kern/kern_time.c7
-rw-r--r--sys/kern/sys_generic.c4
2 files changed, 5 insertions, 6 deletions
diff --git a/sys/kern/kern_time.c b/sys/kern/kern_time.c
index 4a0db6a..797ea2c 100644
--- a/sys/kern/kern_time.c
+++ b/sys/kern/kern_time.c
@@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)kern_time.c 8.1 (Berkeley) 6/10/93
- * $Id$
+ * $Id: kern_time.c,v 1.21 1997/02/22 09:39:13 peter Exp $
*/
#include <sys/param.h>
@@ -267,8 +267,7 @@ getitimer(p, uap, retval)
if (timercmp(&aitv.it_value, &time, <))
timerclear(&aitv.it_value);
else
- timevalsub(&aitv.it_value,
- (struct timeval *)&time);
+ timevalsub(&aitv.it_value, &time);
} else
aitv = p->p_stats->p_timer[uap->which];
splx(s);
@@ -310,7 +309,7 @@ setitimer(p, uap, retval)
if (uap->which == ITIMER_REAL) {
untimeout(realitexpire, (caddr_t)p);
if (timerisset(&aitv.it_value)) {
- timevaladd(&aitv.it_value, (struct timeval *)&time);
+ timevaladd(&aitv.it_value, &time);
timeout(realitexpire, (caddr_t)p, hzto(&aitv.it_value));
}
p->p_realtimer = aitv;
diff --git a/sys/kern/sys_generic.c b/sys/kern/sys_generic.c
index 9e40e0d..67ac7c5 100644
--- a/sys/kern/sys_generic.c
+++ b/sys/kern/sys_generic.c
@@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)sys_generic.c 8.5 (Berkeley) 1/21/94
- * $Id$
+ * $Id: sys_generic.c,v 1.23 1997/02/22 09:39:19 peter Exp $
*/
#include "opt_ktrace.h"
@@ -598,7 +598,7 @@ select(p, uap, retval)
goto done;
}
s = splclock();
- timevaladd(&atv, (struct timeval *)&time);
+ timevaladd(&atv, &time);
timo = hzto(&atv);
/*
* Avoid inadvertently sleeping forever.
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