int handle_page_fault(unsigned int address, int is_store)
{
struct vm_address_space *space;
const struct vm_area *area;
int result = 0;
if (address >= KERNEL_BASE)
space = &kernel_address_space;
else
space = current_thread()->proc->space;
rwlock_lock_read(&space->mut);
area = lookup_area(&space->area_map, address);
if (area == 0)
{
result = 0;
goto error1;
}
result = soft_fault(space, area, address, is_store);
error1:
rwlock_unlock_read(&space->mut);
return result;
}
/**
* @brief This function is not called from anywhere and may be removed.
*/
void neue_rlock(neue_t *neue) {
if (neue) {
rwlock_lock_read(&(neue->lock));
}
return;
}