36     int error;  in pm_process_create()  local
48     error = snprintf(filename, MAX_FILENAME, "/proc/%d/pagemap", pid);  in pm_process_create()
49     if (error < 0 || error >= MAX_FILENAME) {  in pm_process_create()
50         error = (error < 0) ? (errno) : (-1);  in pm_process_create()
52         return error;  in pm_process_create()
57         error = errno;  in pm_process_create()
59         return error;  in pm_process_create()
62     error = read_maps(proc);  in pm_process_create()
63     if (error) {  in pm_process_create()
65         return error;  in pm_process_create()
77     int error;  in pm_process_usage_flags()  local
90         error = pm_map_usage_flags(proc->maps[i], &map_usage, flags_mask,  in pm_process_usage_flags()
92         if (error) return error;  in pm_process_usage_flags()
114     int error;  in pm_process_pagemap_range()  local
134         error = errno;  in pm_process_pagemap_range()
136         return error;  in pm_process_pagemap_range()
138     error = read(proc->pagemap_fd, (char*)range, numpages * sizeof(uint64_t));  in pm_process_pagemap_range()
139     if (error == 0) {  in pm_process_pagemap_range()
145     } else if (error < 0 || (error > 0 && error < (int)(numpages * sizeof(uint64_t)))) {  in pm_process_pagemap_range()
146         error = (error < 0) ? errno : -1;  in pm_process_pagemap_range()
148         return error;  in pm_process_pagemap_range()
185     int error;  in pm_process_workingset()  local
198             error = pm_map_workingset(proc->maps[i], &map_ws);  in pm_process_workingset()
199             if (error) return error;  in pm_process_workingset()
208         error = snprintf(filename, MAX_FILENAME, "/proc/%d/clear_refs",  in pm_process_workingset()
210         if (error < 0 || error >= MAX_FILENAME) {  in pm_process_workingset()
211             return (error < 0) ? (errno) : (-1);  in pm_process_workingset()
253     int error;  in read_maps()  local
263     error = snprintf(filename, MAX_FILENAME, "/proc/%d/maps", proc->pid);  in read_maps()
264     if (error < 0 || error >= MAX_FILENAME) {  in read_maps()
266         return (error < 0) ? (errno) : (-1);  in read_maps()
281                 error = errno;  in read_maps()
285                 return error;  in read_maps()
301             error = errno;  in read_maps()
307             return error;  in read_maps()
322         error = errno;  in read_maps()
324         return error;  in read_maps()