148 write_validate (void *addr)  in write_validate()  argument
169        ret = syscall(SYS_write, mem_validate_pipe[1], addr, 1);  in write_validate()
176 static int (*mem_validate_func) (void *addr, size_t len);
177 static int msync_validate (void *addr, size_t len)  in msync_validate()  argument
179   return write_validate (addr);  in msync_validate()
183 static int mincore_validate (void *addr, size_t len)  in mincore_validate()  argument
189   if (mincore (addr, len, (unsigned char *)mvec) != 0)  in mincore_validate()
194   return write_validate (addr);  in mincore_validate()
209   unw_word_t addr = PAGE_START((unw_word_t)&present);  in tdep_init_mem_validate()  local
212   while ((ret = mincore ((void*)addr, PAGE_SIZE, (unsigned char *)mvec)) == -1 &&  in tdep_init_mem_validate()
235 is_cached_valid_mem(unw_word_t addr)  in is_cached_valid_mem()  argument
240       if (addr == last_good_addr[i])  in is_cached_valid_mem()
247 cache_valid_mem(unw_word_t addr)  in cache_valid_mem()  argument
253       last_good_addr[victim] = addr;  in cache_valid_mem()
260   last_good_addr[victim] = addr;  in cache_valid_mem()
271 is_cached_valid_mem(unw_word_t addr)  in is_cached_valid_mem()  argument
276       if (addr == atomic_load(&last_good_addr[i]))  in is_cached_valid_mem()
283 cache_valid_mem(unw_word_t addr)  in cache_valid_mem()  argument
289     if (atomic_compare_exchange_strong(&last_good_addr[victim], &zero, addr)) {  in cache_valid_mem()
296   atomic_store(&last_good_addr[victim], addr);  in cache_valid_mem()
303 validate_mem (unw_word_t addr)  in validate_mem()  argument
307   if (PAGE_START(addr + sizeof (unw_word_t) - 1) == PAGE_START(addr))  in validate_mem()
312   addr = PAGE_START(addr);  in validate_mem()
314   if (addr == 0)  in validate_mem()
317   if (is_cached_valid_mem(addr))  in validate_mem()
320   if (mem_validate_func ((void *) addr, len) == -1)  in validate_mem()
323   cache_valid_mem(addr);  in validate_mem()
334 access_mem (unw_addr_space_t as, unw_word_t addr, unw_word_t *val, int write,  in access_mem()  argument
339       Debug (16, "mem[%lx] <- %lx\n", addr, *val);  in access_mem()
340       *(unw_word_t *) addr = *val;  in access_mem()
346       if (unlikely (validate_mem (addr))) {  in access_mem()
347         Debug (16, "mem[%016lx] -> invalid\n", addr);  in access_mem()
350       *val = *(unw_word_t *) addr;  in access_mem()
351       Debug (16, "mem[%lx] -> %lx\n", addr, *val);  in access_mem()
360   unw_word_t *addr;  in access_reg()  local
366   if (!(addr = uc_addr (uc, reg)))  in access_reg()
371       *(unw_word_t *) addr = *val;  in access_reg()
376       *val = *(unw_word_t *) addr;  in access_reg()
391   unw_fpreg_t *addr;  in access_fpreg()  local
396   if (!(addr = uc_addr (uc, reg)))  in access_fpreg()
403       *(unw_fpreg_t *) addr = *val;  in access_fpreg()
407       *val = *(unw_fpreg_t *) addr;  in access_fpreg()