speed-ups using the new constants

[unix-history] / usr / src / sys / vm / vm_meter.c

diff --git a/usr/src/sys/vm/vm_meter.c b/usr/src/sys/vm/vm_meter.c
index 2a519f6..b23e009 100644 (file)
--- a/usr/src/sys/vm/vm_meter.c
+++ b/usr/src/sys/vm/vm_meter.c
@@ -1,4 +1,4 @@
-/*     vm_meter.c      4.17    82/10/31        */
+/*     vm_meter.c      4.18    83/01/08        */

 
 #include "../h/param.h"
 #include "../h/systm.h"
 
 #include "../h/param.h"
 #include "../h/systm.h"


@@ -417,11 +417,14 @@ schedpaging()
        vavail = freemem - deficit;
        if (vavail < 0)
                vavail = 0;
        vavail = freemem - deficit;
        if (vavail < 0)
                vavail = 0;

-       if (freemem >= lotsfree)
-               return;
-       scanrate = (slowscan * vavail + fastscan * (lotsfree - vavail)) / nz(lotsfree);
-       desscan = ((LOOPPAGES / CLSIZE) / nz(scanrate)) / RATETOSCHEDPAGING;
-       wakeup((caddr_t)&proc[2]);
+       if (freemem < lotsfree) {
+               scanrate =
+                       (slowscan * vavail + fastscan * (lotsfree - vavail)) /
+                               nz(lotsfree);
+               desscan = ((LOOPPAGES / CLSIZE) / nz(scanrate)) /
+                               RATETOSCHEDPAGING;
+               wakeup((caddr_t)&proc[2]);
+       }

        timeout(schedpaging, (caddr_t)0, hz / RATETOSCHEDPAGING);
 }
 
        timeout(schedpaging, (caddr_t)0, hz / RATETOSCHEDPAGING);
 }