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Our changes to the CV tests.

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This commit is contained in:
Geoffrey Challen 2015-12-30 10:09:25 -06:00
parent ce8a0f09a4
commit 8e916c8c65
1 changed files with 24 additions and 6 deletions
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28
kern/test/synchtest.c
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@ -158,6 +158,9 @@ locktestthread(void *junk, unsigned long num)
for (i=0; i<NLOCKLOOPS; i++) { for (i=0; i<NLOCKLOOPS; i++) {
lock_acquire(testlock); lock_acquire(testlock);
thread_yield();
testval1 = num; testval1 = num;
testval2 = num*num; testval2 = num*num;
testval3 = num%3; testval3 = num%3;
@ -166,26 +169,38 @@ locktestthread(void *junk, unsigned long num)
fail(num, "testval2/testval1"); fail(num, "testval2/testval1");
} }
thread_yield();
if (testval2%3 != (testval3*testval3)%3) { if (testval2%3 != (testval3*testval3)%3) {
fail(num, "testval2/testval3"); fail(num, "testval2/testval3");
} }
thread_yield();
if (testval3 != testval1%3) { if (testval3 != testval1%3) {
fail(num, "testval3/testval1"); fail(num, "testval3/testval1");
} }
thread_yield();
if (testval1 != num) { if (testval1 != num) {
fail(num, "testval1/num"); fail(num, "testval1/num");
} }
thread_yield();
if (testval2 != num*num) { if (testval2 != num*num) {
fail(num, "testval2/num"); fail(num, "testval2/num");
} }
thread_yield();
if (testval3 != num%3) { if (testval3 != num%3) {
fail(num, "testval3/num"); fail(num, "testval3/num");
} }
thread_yield();
lock_release(testlock); lock_release(testlock);
} }
V(donesem); V(donesem);
@ -233,6 +248,7 @@ cvtestthread(void *junk, unsigned long num)
for (i=0; i<NCVLOOPS; i++) { for (i=0; i<NCVLOOPS; i++) {
lock_acquire(testlock); lock_acquire(testlock);
while (testval1 != num) { while (testval1 != num) {
testval2 = 0;
gettime(&ts1); gettime(&ts1);
cv_wait(testcv, testlock); cv_wait(testcv, testlock);
gettime(&ts2); gettime(&ts2);
@ -250,9 +266,9 @@ cvtestthread(void *junk, unsigned long num)
thread_exit(); thread_exit();
} }
testval2 = 0xFFFFFFFF;
} }
kprintf("Thread %lu\n", num); testval2 = num;
testval1 = (testval1 + NTHREADS - 1)%NTHREADS;
/* /*
* loop a little while to make sure we can measure the * loop a little while to make sure we can measure the
@ -261,6 +277,9 @@ cvtestthread(void *junk, unsigned long num)
for (j=0; j<3000; j++); for (j=0; j<3000; j++);
cv_broadcast(testcv, testlock); cv_broadcast(testcv, testlock);
thread_yield();
kprintf("Thread %lu\n", testval2);
testval1 = (testval1 + NTHREADS - 1)%NTHREADS;
lock_release(testlock); lock_release(testlock);
} }
V(donesem); V(donesem);
@ -269,20 +288,19 @@ cvtestthread(void *junk, unsigned long num)
int int
cvtest(int nargs, char **args) cvtest(int nargs, char **args)
{ {
int i, result; int i, result;
(void)nargs; (void)nargs;
(void)args; (void)args;
inititems(); inititems();
kprintf("Starting CV test...\n"); kprintf("Starting new CV test...\n");
kprintf("Threads should print out in reverse order.\n"); kprintf("Threads should print out in reverse order.\n");
testval1 = NTHREADS-1; testval1 = NTHREADS-1;
for (i=0; i<NTHREADS; i++) { for (i=0; i<NTHREADS; i++) {
result = thread_fork("synchtest", NULL, cvtestthread, NULL, i); result = thread_fork("synchtest", NULL, cvtestthread, NULL, (long unsigned) i);
if (result) { if (result) {
panic("cvtest: thread_fork failed: %s\n", panic("cvtest: thread_fork failed: %s\n",
strerror(result)); strerror(result));