147 write_validate (void *addr)  in write_validate()  argument
168        ret = write (mem_validate_pipe[1], addr, 1);  in write_validate()
175 static int (*mem_validate_func) (void *addr, size_t len);
176 static int msync_validate (void *addr, size_t len)  in msync_validate()  argument
178   if (msync (addr, len, MS_ASYNC) != 0)  in msync_validate()
183   return write_validate (addr);  in msync_validate()
187 static int mincore_validate (void *addr, size_t len)  in mincore_validate()  argument
193   if (mincore (addr, len, (unsigned char *)mvec) != 0)  in mincore_validate()
198   return write_validate (addr);  in mincore_validate()
213   unw_word_t addr = PAGE_START((unw_word_t)&present);  in tdep_init_mem_validate()  local
216   while ((ret = mincore ((void*)addr, PAGE_SIZE, (unsigned char *)mvec)) == -1 &&  in tdep_init_mem_validate()
239 is_cached_valid_mem(unw_word_t addr)  in is_cached_valid_mem()  argument
244       if (addr == last_good_addr[i])  in is_cached_valid_mem()
251 cache_valid_mem(unw_word_t addr)  in cache_valid_mem()  argument
257       last_good_addr[victim] = addr;  in cache_valid_mem()
264   last_good_addr[victim] = addr;  in cache_valid_mem()
275 is_cached_valid_mem(unw_word_t addr)  in is_cached_valid_mem()  argument
280       if (addr == atomic_load(&last_good_addr[i]))  in is_cached_valid_mem()
287 cache_valid_mem(unw_word_t addr)  in cache_valid_mem()  argument
293     if (atomic_compare_exchange_strong(&last_good_addr[victim], &zero, addr)) {  in cache_valid_mem()
300   atomic_store(&last_good_addr[victim], addr);  in cache_valid_mem()
307 validate_mem (unw_word_t addr)  in validate_mem()  argument
311   if (PAGE_START(addr + sizeof (unw_word_t) - 1) == PAGE_START(addr))  in validate_mem()
316   addr = PAGE_START(addr);  in validate_mem()
318   if (addr == 0)  in validate_mem()
321   if (is_cached_valid_mem(addr))  in validate_mem()
324   if (mem_validate_func ((void *) addr, len) == -1)  in validate_mem()
327   cache_valid_mem(addr);  in validate_mem()
333 access_mem (unw_addr_space_t as, unw_word_t addr, unw_word_t *val, int write,  in access_mem()  argument
338       Debug (16, "mem[%p] <- %lx\n", addr, *val);  in access_mem()
339       *(unw_word_t *) (intptr_t) addr = *val;  in access_mem()
347           && unlikely (validate_mem (addr))) {  in access_mem()
348         Debug (16, "mem[%016lx] -> invalid\n", addr);  in access_mem()
351       *val = *(unw_word_t *) addr;  in access_mem()
352       Debug (16, "mem[%lx] -> %lx\n", addr, *val);  in access_mem()
361   unw_word_t *addr;  in access_reg()  local
368   if (!(addr = uc_addr (uc, reg)))  in access_reg()
373       *addr = *val;  in access_reg()
378       *val = *(unw_word_t *) addr;  in access_reg()
394   unw_fpreg_t *addr;  in access_fpreg()  local
401   if (!(addr = uc_addr (uc, reg)))  in access_fpreg()
406       *addr = *fpval;  in access_fpreg()
411       *fpval = *(unw_word_t *) addr;  in access_fpreg()