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Merge in Lite2: proc LIST changes

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64-bit fix for alpha
		add debugging code for locking
Reviewed by:	david & bde
This commit is contained in:
Jeffrey Hsu 1996-03-11 05:48:57 +00:00
parent 98d6900886
commit 96e00d408e
1 changed files with 8 additions and 4 deletions
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12
sys/kern/kern_synch.c
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@ -35,8 +35,8 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)kern_synch.c 8.6 (Berkeley) 1/21/94
* $Id: kern_synch.c,v 1.17 1996/01/03 21:42:12 wollman Exp $
* @(#)kern_synch.c 8.9 (Berkeley) 5/19/95
* $Id: kern_synch.c,v 1.19 1996/03/03 23:04:10 hsu Exp $
*/
#include "opt_ktrace.h"
@ -180,7 +180,7 @@ schedcpu(arg)
register unsigned int newcpu;
wakeup((caddr_t)&lbolt);
for (p = (struct proc *)allproc; p != NULL; p = p->p_next) {
for (p = allproc.lh_first; p != 0; p = p->p_list.le_next) {
/*
* Increment time in/out of memory and sleep time
* (if sleeping). We ignore overflow; with 16-bit int's
@ -260,7 +260,7 @@ updatepri(p)
* of 2. Shift right by 8, i.e. drop the bottom 256 worth.
*/
#define TABLESIZE 128
#define LOOKUP(x) (((int)(x) >> 8) & (TABLESIZE - 1))
#define LOOKUP(x) (((long)(x) >> 8) & (TABLESIZE - 1))
struct slpque {
struct proc *sq_head;
struct proc **sq_tailp;
@ -560,6 +560,10 @@ mi_switch()
register long s, u;
struct timeval tv;
#ifdef DEBUG
if (p->p_simple_locks)
panic("sleep: holding simple lock");
#endif
/*
* Compute the amount of time during which the current
* process was running, and add that to its total so far.