Exemple #1
0
static void
test_write_wantsignal(const char *testname, int sock1, int sock2)
{

	if (shutdown(sock2, SHUT_WR) < 0)
		err(-1, "%s: shutdown", testname);
	signal_setup(testname);
	test_write(testname, sock2);
	if (!got_signal())
		errx(-1, "%s: write: didn't receive SIGPIPE", testname);
	close(sock1);
	close(sock2);
}
Exemple #2
0
void send_sync_char()
{
	int i=0;
	while(i>=0) {
		device_t *d = get_n_device(DT_CHAR, i);
		if(!d) break;
		assert(d->ptr);
		chardevice_t *cd = (chardevice_t *)d->ptr;
		if(cd->ioctl)
			cd->ioctl(0, -1, 0);
		i++;
		if(got_signal(current_task))
			return;
	}
}
Exemple #3
0
static void
test_write_dontsignal(const char *testname, int sock1, int sock2)
{
	int i;

	i = 1;
	if (setsockopt(sock2, SOL_SOCKET, SO_NOSIGPIPE, &i, sizeof(i)) < 0)
		err(-1, "%s: setsockopt(SOL_SOCKET, SO_NOSIGPIPE)", testname);
	if (shutdown(sock2, SHUT_WR) < 0)
		err(-1, "%s: shutdown", testname);
	signal_setup(testname);
	test_write(testname, sock2);
	if (got_signal())
		errx(-1, "%s: write: got SIGPIPE", testname);
	close(sock1);
	close(sock2);
}
Exemple #4
0
void sync_cache(cache_t *c)
{
	if(!c->dirty || !c->sync) return;
	accessed_cache(c);
	printk(0, "[cache]: Cache '%s' is syncing\n", c->name);
	volatile unsigned int num = c->dirty;
	volatile unsigned int i=1;
	struct ce_t *obj;
	c->syncing=1;
	while(c->dirty > 0)
	{
		rwlock_acquire(c->rwl, RWL_WRITER);
		if(c->dirty == 0) {
			c->syncing = 0;
			rwlock_release(c->rwl, RWL_WRITER);
			break;
		}
		assert(c->dirty_ll.head);
		obj = c->dirty_ll.head->entry;
		if(num < (c->dirty+i))
			num=(c->dirty+i);
		
		printk((kernel_state_flags & KSF_SHUTDOWN) ? 4 : 0, "\r[cache]: Syncing '%s': %d/%d (%d.%d%%)...   "
				,c->name, i, num, (i*100)/num, ((i*1000)/num) % 10);
		
		do_sync_element(c, obj, 1);
		rwlock_release(c->rwl, RWL_WRITER);
		
		if(got_signal(current_task))
			return;
		i++;
	}
	
	c->syncing=0;
	printk((kernel_state_flags & KSF_SHUTDOWN) ? 4 : 0, "\r[cache]: Syncing '%s': %d/%d (%d.%d%%)\n"
			, c->name, num, num, 100, 0);
	printk(0, "[cache]: Cache '%s' has sunk\n", c->name);
}