int start3(char *arg)
{
int result;
int pid;
int status;
USLOSS_Console("start3(): started\n");
result = SemCreate(3, &sem1);
SemP(sem1);
USLOSS_Console("start3(): After P in the CS\n");
Spawn("Child1", Child1, "Child1", USLOSS_MIN_STACK, 2, &pid);
USLOSS_Console("\nstart3(): spawn %d\n", pid);
Spawn("Child2", Child2, "Child2", USLOSS_MIN_STACK, 3, &pid);
USLOSS_Console("start3(): spawn %d\n", pid);
SemV(sem1);
USLOSS_Console("\nstart3(): After V -- may appear before: Child1(): After P attempt #3\n");
Wait(&pid, &status);
USLOSS_Console("\nstart3(): status of quit child = %d\n",status);
Wait(&pid, &status);
USLOSS_Console("start3(): status of quit child = %d\n",status);
USLOSS_Console("start3(): Parent done\n");
Terminate(8);
return 0;
} /* start3 */
int Child1(char *arg)
{
int i;
USLOSS_Console("\n%s(): starting\n", arg);
for (i = 0; i < 5; i++) {
SemP(sem1);
if (i == 3)
USLOSS_Console("%s(): After P attempt #3 -- may appear before: start3(): After V\n", arg);
else
USLOSS_Console("%s(): After P attempt #%d\n", arg, i);
}
USLOSS_Console("%s(): done\n", arg);
Terminate(9);
return 0;
} /* Child1 */
int
start5(char *arg)
{
int pid;
int status;
Tconsole("start5(): Running %s\n", TEST);
Tconsole("start5(): Pagers: %d, Mappings : %d, Pages: %d, Frames: %d, Children %d, Iterations %d, Priority %d.\n", PAGERS, MAPPINGS, PAGES, FRAMES, CHILDREN, ITERATIONS, PRIORITY);
vmRegion = VmInit( MAPPINGS, PAGES, FRAMES, PAGERS );
Spawn("Child", Child, 0,USLOSS_MIN_STACK*7,PRIORITY, &pid);
SemP( sem);
Wait(&pid, &status);
verify(status == 117);
Tconsole("start5 done\n");
//PrintStats();
VmDestroy();
Terminate(1);
return 0;
} /* start5 */
int
start5(char *arg)
{
int pid;
int status;
Tconsole("start5(): Running: %s\n", TEST);
Tconsole("start5(): Pagers: %d\n", PAGERS);
Tconsole(" Mappings: %d\n", MAPPINGS);
Tconsole(" Pages: %d\n", PAGES);
Tconsole(" Frames: %d\n", FRAMES);
Tconsole(" Children: %d\n", CHILDREN);
Tconsole(" Iterations: %d\n", ITERATIONS);
Tconsole(" Priority: %d\n", PRIORITY);
status = VmInit( MAPPINGS, PAGES, FRAMES, PAGERS, &vmRegion );
Tconsole("start5(): after call to VmInit, status = %d\n\n", status);
assert(status == 0);
assert(vmRegion != NULL);
SemCreate(0, &sem);
Spawn("Child", Child, NULL, USLOSS_MIN_STACK * 7, PRIORITY, &pid);
SemP( sem);
Wait(&pid, &status);
assert(status == 117);
Tconsole("start5(): done\n");
//PrintStats();
VmDestroy();
Terminate(1);
return 0;
} /* start5 */
