memps.c

   1 /* Copyright 2014-2020 Samsung Electronics Co., Ltd All Rights Reserved
   2  *
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at
   6  *
   7  * http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15
  16 #include <stdio.h>
  17 #include <stdlib.h>
  18 #include <stdbool.h>
  19 #include <math.h>
  20 #include <string.h>
  21 #include <errno.h>
  22 #include <unistd.h>
  23 #include <fcntl.h>
  24 #include <sys/stat.h>
  25 #include <sys/types.h>
  26 #include <sys/vfs.h>
  27 #include <linux/limits.h>
  28 #include <limits.h>
  29
  30 #include <ctype.h>
  31 #include <stddef.h>
  32 #include <inttypes.h>
  33
  34 #include <dirent.h>
  35 #include <sys/utsname.h>
  36
  37 #define STR_SGX_PATH    "/dev/pvrsrvkm"
  38 #define STR_3D_PATH1    "/dev/mali"
  39 #define STR_3D_PATH2    "/dev/kgsl-3d0"
  40 #define STR_3D_UNIFIED_PATH "/usr/bin/gpu_mem_info"
  41 #define STR_DRM_PATH1   "/drm mm object (deleted)"
  42 #define STR_DRM_PATH2   "/dev/dri/card"
  43 #define STR_DRM_DBG_DIR "/sys/kernel/debug/dri/"
  44 #define STR_DRM_RENDER_PATH     "/dev/dri/renderD"
  45 #define MEMCG_PATH      "/sys/fs/cgroup/memory"
  46 #define ZRAM_USED_PATH  "/sys/block/zram0/mem_used_total"
  47 #define ZRAM_MM_STAT_PATH       "/sys/block/zram0/mm_stat"
  48 #define OOM_SCORE_ADJ_STR       "oom_score_adj"
  49 #define OOM_SCORE_STR   "oom_score"
  50
  51 #define BUF_MAX         (BUFSIZ)            /* most optimal for libc::stdio */
  52 #define BUF_INC_SIZE    (512 * 1024)        /* maximal SMAPS I saw 2 MB     */
  53 #define KB(bytes)       ((bytes)/1024)
  54
  55 #define BYTE_TO_KBYTE(b) ((b) >> 10)
  56 #define BYTE_TO_MBYTE(b) ((b) >> 20)
  57 #define BYTE_TO_GBYTE(b) ((b) >> 30)
  58
  59 #define KBYTE_TO_BYTE(k) ((k) << 10)
  60 #define KBYTE_TO_MBYTE(k) ((k) >> 10)
  61 #define KBYTE_TO_GBYTE(k) ((k) >> 20)
  62
  63 #define GBYTE_TO_BYTE(g) ((g) << 30)
  64 #define GBYTE_TO_KBYTE(g) ((g) << 20)
  65 #define GBYTE_TO_MBYTE(g) ((g) << 10)
  66
  67 typedef struct geminfo geminfo;
  68 typedef struct mapinfo mapinfo;
  69 typedef struct trib_mapinfo trib_mapinfo;
  70
  71 enum {
  72         OUTPUT_UART,
  73         OUTPUT_FILE,
  74         NUM_OUTPUT_TYPE
  75 };
  76
  77 struct mapinfo {
  78         mapinfo *next;
  79         unsigned long start;
  80         unsigned long end;
  81         unsigned size;
  82         unsigned swap;
  83         unsigned rss;
  84         unsigned pss;
  85         unsigned shared_clean;
  86         unsigned shared_dirty;
  87         unsigned private_clean;
  88         unsigned private_dirty;
  89         char *perm;
  90         char *name;
  91 };
  92
  93 /* classify normal, graphic and other devices memory */
  94 struct trib_mapinfo {
  95         unsigned shared_clean;
  96         unsigned shared_dirty;
  97         unsigned private_clean;
  98         unsigned private_dirty;
  99         unsigned shared_clean_pss;
 100         unsigned shared_dirty_pss;
 101         unsigned swap;
 102         unsigned rss;
 103         unsigned pss;
 104         unsigned size;
 105         unsigned graphic_3d;
 106         unsigned gem_rss;
 107         unsigned gem_pss;
 108         unsigned peak_rss;
 109         unsigned other_devices;
 110         unsigned gem_mmap;
 111         unsigned render_gem_mmap;
 112 };
 113
 114 struct geminfo {
 115         geminfo *next;
 116         unsigned int tgid;
 117         unsigned rss_size;
 118         unsigned pss_size;
 119         unsigned hcount;
 120         unsigned int imported;
 121 };
 122
 123 static int sum;
 124 static int verbos;
 125 static int use_gpu_mem_info = 0;
 126 static int pid_max = 0;
 127 static int dri_card = 0;
 128
 129 /* reads file contents into memory */
 130 static char* cread(const char* path)
 131 {
 132         /* once allocated area for reads */
 133         static char*    text = NULL;
 134         static size_t   size = 0;
 135
 136         ssize_t ret;
 137         char*   ptr = text;
 138         size_t  cap = size;
 139         int     fd  = open(path, O_RDONLY);
 140
 141         if (fd < 0)
 142                 return NULL;
 143
 144         do {
 145                 /* ensure we have enough space */
 146                 if (cap == 0) {
 147                         ptr = (char*)realloc(text, size + BUF_INC_SIZE);
 148                         if (ptr == NULL) {
 149                                 ret = -1;
 150                                 break;
 151                         }
 152
 153                         text  = ptr;
 154                         ptr   = text + size;
 155                         cap   = BUF_INC_SIZE;
 156                         size += BUF_INC_SIZE;
 157                 }
 158                 ret = read(fd, ptr, cap);
 159                 if (ret == 0) {
 160                         *ptr = 0;
 161                 } else if (ret > 0) {
 162                         cap -= ret;
 163                         ptr += ret;
 164                 }
 165         } while (ret > 0);
 166         close(fd);
 167
 168         return (ret < 0 ? NULL : text);
 169 } /* cread */
 170
 171 /* like fgets/gets but adjusting contents pointer */
 172 static inline char* cgets(char** contents)
 173 {
 174         if (contents && *contents && **contents) {
 175                 char* bos = *contents;          /* begin of string */
 176                 char* eos = strchr(bos, '\n');  /* end of string   */
 177
 178                 if (eos) {
 179                         *contents = eos + 1;
 180                         *eos      = 0;
 181                 } else {
 182                         *contents = NULL;
 183                 }
 184                 return bos;
 185         }
 186
 187         return NULL;
 188 } /* cgets */
 189
 190 /* get pid_max value */
 191 static inline int get_pid_max(void)
 192 {
 193         static const char pid_max_path[] = "/proc/sys/kernel/pid_max";
 194         char* line;
 195
 196         line = cread(pid_max_path);
 197         if (line == NULL) {
 198                 fprintf(stderr, "cannot open %s\n", pid_max_path);
 199                 return 0;
 200         }
 201
 202         return strtoul(line, NULL, 10);
 203 }
 204
 205
 206 static unsigned get_peak_rss(unsigned int pid)
 207 {
 208         static const char field[] = "VmHWM:";
 209         char tmp[128];
 210         char* line;
 211         char* value;
 212
 213         snprintf(tmp, sizeof(tmp), "/proc/%d/status", pid);
 214         line = cread(tmp);
 215         if (line == NULL) {
 216                 fprintf(stderr, "cannot open %s\n", tmp);
 217                 return 0;
 218         }
 219
 220         value = strstr(line, field);
 221         if (value) {
 222                 value += sizeof(field);
 223                 return strtoul(value, NULL, 10);
 224         }
 225
 226         return 0;
 227 }
 228 #define NUM_GEM_FIELD 7
 229
 230 static geminfo *read_geminfo(FILE *fp)
 231 {
 232         geminfo *tgeminfo;
 233         char line[BUF_MAX];
 234         unsigned int pid, tgid, handle, refcount, hcount;
 235         unsigned gem_size;
 236         unsigned int imported;
 237
 238         if (fgets(line, BUF_MAX, fp) != NULL) {
 239                 if (sscanf(line, "%d %d %d %d %d 0x%x 0x%*x %*d %*d %d",
 240                         &pid, &tgid, &handle, &refcount,
 241                         &hcount, &gem_size, &imported) != NUM_GEM_FIELD)
 242                         return NULL;
 243
 244                 if (hcount == 0)
 245                         return NULL;
 246                 tgeminfo = malloc(sizeof(geminfo));
 247                 if (tgeminfo == NULL)
 248                         return NULL;
 249                 tgeminfo->tgid = tgid;
 250                 tgeminfo->hcount = hcount;
 251                 tgeminfo->rss_size = KB(gem_size);
 252                 tgeminfo->pss_size = KB(gem_size/tgeminfo->hcount);
 253                 tgeminfo->imported = imported;
 254         } else
 255                 return NULL;
 256
 257         return tgeminfo;
 258 }
 259
 260
 261 static geminfo *find_geminfo(unsigned int tgid, geminfo *gilist)
 262 {
 263         geminfo *gi;
 264         for (gi = gilist; gi; ) {
 265                 if (gi->tgid == tgid)
 266                         return gi;
 267
 268                 gi = gi->next;
 269         }
 270         return NULL;
 271 }
 272
 273 static geminfo *get_geminfo(FILE *drm_fp)
 274 {
 275         geminfo *ginfo;
 276         geminfo *gilist = NULL;
 277         geminfo *exist_ginfo = NULL;
 278
 279         char line[BUF_MAX];
 280
 281         if (fgets(line, BUF_MAX, drm_fp) == NULL) {
 282                 return NULL;
 283         } else {
 284                 /* we should count a number of whitespace separated fields */
 285                 int in_field = (line[0] && !isblank(line[0]));
 286                 unsigned int size = (unsigned)in_field;
 287                 const char*  ptr  = &line[1];
 288
 289                 /* sscanf() was used in original code, so number of fields */
 290                 /* in string is expected to be at least NUM_GEM_FIELD      */
 291                 while (*ptr && size < NUM_GEM_FIELD) {
 292                         if (isblank(*ptr++)) {
 293                                 if (in_field) {
 294                                         /* end of field */
 295                                         in_field = 0;
 296                                 }
 297                         } else {
 298                                 if (!in_field) {
 299                                         /* next field started */
 300                                         in_field = 1;
 301                                         size++;
 302                                 }
 303                         }
 304                 } /* while */
 305
 306                 if (size != NUM_GEM_FIELD) {
 307                         return NULL;
 308                 }
 309         }
 310
 311         while ((ginfo = read_geminfo(drm_fp)) != NULL) {
 312                 if (gilist && ginfo->tgid == gilist->tgid) {
 313                         gilist->pss_size += ginfo->pss_size;
 314                         gilist->rss_size += ginfo->rss_size;
 315                         free(ginfo);
 316                         continue;
 317                 } else if (gilist && ((exist_ginfo = find_geminfo(ginfo->tgid, gilist)) != NULL)) {
 318                         exist_ginfo->pss_size += ginfo->pss_size;
 319                         exist_ginfo->rss_size += ginfo->rss_size;
 320                         free(ginfo);
 321                         continue;
 322                 }
 323                 ginfo->next = gilist;
 324                 gilist = ginfo;
 325         }
 326
 327         return gilist;
 328 }
 329
 330 static geminfo *load_geminfo(void)
 331 {
 332         geminfo *gilist;
 333         FILE *drm_fp;
 334
 335         drm_fp = fopen(STR_DRM_DBG_DIR "0/gem_info", "r");
 336         if (drm_fp == NULL) {
 337                 drm_fp = fopen(STR_DRM_DBG_DIR "1/gem_info", "r");
 338                 dri_card = 1;
 339                 if (drm_fp == NULL) {
 340                         fprintf(stderr,
 341                                 "cannot open " STR_DRM_DBG_DIR "%d/gem_info\n",
 342                                 dri_card);
 343                         return NULL;
 344                 }
 345         }
 346
 347         gilist = get_geminfo(drm_fp);
 348
 349         fclose(drm_fp);
 350
 351         return gilist;
 352 }
 353
 354 static geminfo *load_gpu_geminfo(void)
 355 {
 356         geminfo *gilist;
 357         FILE *drm_fp;
 358
 359         /* Check the render dri card having gpu_gem_info */
 360         drm_fp = fopen(STR_DRM_DBG_DIR "128/gpu_gem_info", "r");
 361         if (drm_fp == NULL) {
 362                 fprintf(stderr,
 363                         "cannot open " STR_DRM_DBG_DIR "128/gpu_gem_info\n");
 364                 return NULL;
 365         }
 366
 367         gilist = get_geminfo(drm_fp);
 368
 369         fclose(drm_fp);
 370
 371         return gilist;
 372 }
 373
 374 static void clear_geminfo(geminfo *glist)
 375 {
 376         while (glist) {
 377                 geminfo *gelement = glist;
 378                 glist = glist->next;
 379
 380                 free(gelement);
 381         }
 382 }
 383
 384 /* b6e82000-b6e83000 rw-p 00020000 b3:19 714        /usr/lib/ld-2.20-2014.11.so  : TM1
 385  * 7f9389d000-7f9389e000 rw-p 0001f000 b3:12 618                            /usr/lib64/ld-2.20-2014.11.so  : TM2
 386  * 7fae2e4b2000-7fae2e4b3000 r--p 00021000 fe:01 603                        /usr/lib64/ld-2.20-2014.11.so  : x86-64 Emulator
 387  * 01234567890123456789012345678901234567890123456789012345678901234567890123456789
 388  * 0         1         2         3         4         5         6         7
 389  */
 390 mapinfo *read_mapinfo(char** smaps)
 391 {
 392         char* line;
 393         mapinfo *mi;
 394         int len;
 395         int n;
 396
 397         if ((line = cgets(smaps)) == 0)
 398                 return 0;
 399
 400         len = strlen(line);
 401         if (len < 1)
 402                 return 0;
 403
 404         mi = malloc(sizeof(mapinfo));
 405         if (mi == 0)
 406                 return 0;
 407
 408         n = sscanf(line, "%lx-%lx %ms %*s %*s %*s %m[^\n]",
 409                            &mi->start, &mi->end, &mi->perm, &mi->name);
 410
 411         if (n == 3 && !mi->name)
 412                 mi->name = strndup("[anon]", strlen("[anon]"));
 413         else if (n <= 3) {
 414                 fprintf(stderr, "Fail to parse smaps\n");
 415                 free(mi);
 416                 return 0;
 417         }
 418
 419         while ((line = cgets(smaps))) {
 420                 if (sscanf(line, "Size: %d kB", &mi->size) == 1)
 421                         ;
 422                 else if (sscanf(line, "Rss: %d kB", &mi->rss) == 1)
 423                         ;
 424                 else if (sscanf(line, "Pss: %d kB", &mi->pss) == 1)
 425                         ;
 426                 else if (sscanf(line, "Shared_Clean: %d kB", &mi->shared_clean) == 1)
 427                         ;
 428                 else if (sscanf(line, "Shared_Dirty: %d kB", &mi->shared_dirty) == 1)
 429                         ;
 430                 else if (sscanf(line, "Private_Clean: %d kB", &mi->private_clean) == 1)
 431                         ;
 432                 else if (sscanf(line, "Private_Dirty: %d kB", &mi->private_dirty) == 1)
 433                         ;
 434                 else if (sscanf(line, "Swap: %d kB", &mi->swap) == 1)
 435                         ;
 436                 if (*smaps) {
 437                         /* Drain lines until it meets next VMA address */
 438                         char next = **smaps;
 439                         if  ((next >= '0' && next <= '9') || (next >= 'a' && next <= 'f'))
 440                                 break;
 441                 }
 442         }
 443
 444         return mi;
 445 }
 446
 447 static unsigned total_gem_memory(void)
 448 {
 449         FILE *gem_fp;
 450         unsigned total_gem_mem = 0;
 451         unsigned name, size, handles, refcount;
 452         char line[BUF_MAX];
 453
 454         if (!dri_card)
 455                 gem_fp = fopen(STR_DRM_DBG_DIR "0/gem_names", "r");
 456         else
 457                 gem_fp = fopen(STR_DRM_DBG_DIR "1/gem_names", "r");
 458         if (gem_fp == NULL) {
 459                 fprintf(stderr,
 460                 "cannot open " STR_DRM_DBG_DIR "%d/gem_names\n", dri_card);
 461                 return 0;
 462         }
 463
 464         if (fgets(line, BUF_MAX, gem_fp) == NULL) {
 465                 fclose(gem_fp);
 466                 return 0;
 467         }
 468
 469         while (fgets(line, BUF_MAX, gem_fp) != NULL) {
 470                 if (sscanf(line, "%d %d %d %d\n",
 471                     &name, &size, &handles, &refcount) == 4) {
 472                         if (total_gem_mem <= UINT_MAX - size) {
 473                                 total_gem_mem += size;
 474                         }
 475                 }
 476         }
 477         fclose(gem_fp);
 478
 479         return total_gem_mem;
 480 }
 481
 482 int get_zram_used(u_int32_t *zram_used)
 483 {
 484         FILE *f = NULL;
 485         /* only read 3rd value */
 486         char *fscanf_format = "%*d %*d %d %*d %*d %*d %*d %*d";
 487         int ret;
 488
 489         f = fopen(ZRAM_MM_STAT_PATH, "r");
 490         if (!f) {
 491                 /*
 492                  * ZRAM_USED_PATH is deprecated on latest kernel, but to support
 493                  * old kernel try with that if fails new node 'mm_stat'.
 494                  */
 495                 f = fopen(ZRAM_USED_PATH, "r");
 496                 if (!f) {
 497                         fprintf(stderr, "Fail to open zram file.\n");
 498                         return -1;
 499                 }
 500                 fscanf_format = "%u";
 501         }
 502
 503         ret = fscanf(f, fscanf_format, zram_used);
 504         if (ret == EOF) {
 505                 fprintf(stderr, "Fail to read file\n");
 506                 fclose(f);
 507                 return -1;
 508         }
 509
 510         fclose(f);
 511         return 0;
 512 }
 513
 514 int fread_uint(const char *path, u_int32_t *number)
 515 {
 516         FILE *f = NULL;
 517         int ret;
 518
 519         f = fopen(path, "r");
 520
 521         if (!f) {
 522                 fprintf(stderr, "Fail to open %s file.\n", path);
 523                 return -1;
 524         }
 525
 526         ret = fscanf(f, "%u", number);
 527         if (ret == EOF) {
 528                 fprintf(stderr, "Fail to read file\n");
 529                 fclose(f);
 530                 return -1;
 531         }
 532
 533         fclose(f);
 534         return 0;
 535 }
 536
 537 static int cgroup_read_node(const char *cgroup_name,
 538                 const char *file_name, unsigned int *value)
 539 {
 540         char buf[PATH_MAX + NAME_MAX];
 541         int ret;
 542         snprintf(buf, sizeof(buf), "%s%s", cgroup_name, file_name);
 543         ret = fread_uint(buf, value);
 544         return ret;
 545 }
 546
 547 /**
 548  * @desc Provides usage in bytes for provided memory cgroup. Works
 549  * with/without swap accounting.
 550  *
 551  * @param memcg_path[in] Full path to memory cgroup
 552  * @param swap[in] Boolean value for deciding if account usage with swap
 553  * @return current cgroup usage in bytes or 0 on error
 554  */
 555 static unsigned int get_memcg_usage(const char *memcg_path, bool swap)
 556 {
 557         int ret;
 558         unsigned int usage;
 559
 560         if (swap) {
 561                 ret = cgroup_read_node(memcg_path,
 562                                 "/memory.memsw.usage_in_bytes", &usage);
 563         } else {
 564                 ret = cgroup_read_node(memcg_path, "/memory.usage_in_bytes",
 565                                 &usage);
 566         }
 567
 568         if (ret != 0)
 569                 usage = 0;
 570
 571         return usage;
 572 }
 573
 574 static void get_memcg_info(FILE *output_fp)
 575 {
 576         char buf[PATH_MAX];
 577         DIR *pdir = NULL;
 578         struct dirent *entry;
 579         struct stat path_stat;
 580         long usage_swap;
 581         unsigned long usage, usage_with_swap;
 582
 583         fprintf(output_fp, "====================================================================\n");
 584         fprintf(output_fp, "MEMORY CGROUPS USAGE INFO\n");
 585
 586         pdir = opendir(MEMCG_PATH);
 587         if (pdir == NULL) {
 588                 fprintf(stderr, "cannot read directory %s", MEMCG_PATH);
 589                 return;
 590         }
 591
 592         errno = 0;
 593         while ((entry = readdir(pdir)) != NULL && !errno) {
 594                 snprintf(buf, sizeof(buf), "%s/%s", MEMCG_PATH, entry->d_name);
 595                 /* If can't stat then ignore */
 596                 if (stat(buf, &path_stat) != 0)
 597                         continue;
 598
 599                 /* If it's not directory or it's parent path then ignore */
 600                 if (!(S_ISDIR(path_stat.st_mode) &&
 601                         strncmp(entry->d_name, "..", 3)))
 602                         continue;
 603
 604                 usage = get_memcg_usage(buf, false);
 605                 usage_with_swap = get_memcg_usage(buf, true);
 606                 /* It is posible by rounding errors to get negative value */
 607                 usage_swap = usage_with_swap - usage;
 608                 if (usage_swap < 0)
 609                         usage_swap = 0;
 610
 611                 /* Case of root cgroup in hierarchy */
 612                 if (!strncmp(entry->d_name, ".", 2))
 613                         fprintf(output_fp, "%13s Mem %3ld MB (%6ld kB), Mem+Swap %3ld MB (%6ld kB), Swap %3ld MB (%6ld kB) \n\n",
 614                                 MEMCG_PATH, BYTE_TO_MBYTE(usage),
 615                                 BYTE_TO_KBYTE(usage),
 616                                 BYTE_TO_MBYTE(usage_with_swap),
 617                                 BYTE_TO_KBYTE(usage_with_swap),
 618                                 BYTE_TO_MBYTE(usage_swap),
 619                                 BYTE_TO_KBYTE(usage_swap));
 620                 else
 621                         fprintf(output_fp, "memcg: %13s  Mem %3ld MB (%6ld kB), Mem+Swap %3ld MB (%6ld kB), Swap %3ld MB (%6ld kB)\n",
 622                                 entry->d_name, BYTE_TO_MBYTE(usage),
 623                                 BYTE_TO_KBYTE(usage),
 624                                 BYTE_TO_MBYTE(usage_with_swap),
 625                                 BYTE_TO_KBYTE(usage_with_swap),
 626                                 BYTE_TO_MBYTE(usage_swap),
 627                                 BYTE_TO_KBYTE(usage_swap));
 628
 629         }
 630
 631         closedir(pdir);
 632 }
 633
 634 static void get_mem_info(FILE *output_fp)
 635 {
 636         char buf[PATH_MAX];
 637         FILE *fp;
 638         char *idx;
 639         unsigned int free = 0, cached = 0;
 640         unsigned int total_mem = 0, available = 0, used;
 641         unsigned int swap_total = 0, swap_free = 0, zram_used, swap_used;
 642         unsigned int used_ratio;
 643
 644         if (output_fp == NULL)
 645                 return;
 646
 647         fp = fopen("/proc/meminfo", "r");
 648
 649         if (!fp) {
 650                 fprintf(stderr, "/proc/meminfo open failed, %p", fp);
 651                 return;
 652         }
 653
 654         while (fgets(buf, PATH_MAX, fp) != NULL) {
 655                 if ((idx = strstr(buf, "MemTotal:"))) {
 656                         idx += strlen("Memtotal:");
 657                         while ((idx < buf + PATH_MAX) && (*idx < '0' || *idx > '9'))
 658                                 idx++;
 659                         total_mem = atoi(idx);
 660                 } else if ((idx = strstr(buf, "MemFree:"))) {
 661                         idx += strlen("MemFree:");
 662                         while ((idx < buf + PATH_MAX) && (*idx < '0' || *idx > '9'))
 663                                 idx++;
 664                         free = atoi(idx);
 665                 } else if ((idx = strstr(buf, "MemAvailable:"))) {
 666                         idx += strlen("MemAvailable:");
 667                         while ((idx < buf + PATH_MAX) && (*idx < '0' || *idx > '9'))
 668                                 idx++;
 669                         available = atoi(idx);
 670                 } else if ((idx = strstr(buf, "Cached:")) && !strstr(buf, "Swap")) {
 671                         idx += strlen("Cached:");
 672                         while ((idx < buf + PATH_MAX) && (*idx < '0' || *idx > '9'))
 673                                 idx++;
 674                         cached = atoi(idx);
 675                 } else if ((idx = strstr(buf, "SwapTotal:"))) {
 676                         idx += strlen("SwapTotal:");
 677                         while ((idx < buf + PATH_MAX) && (*idx < '0' || *idx > '9'))
 678                                 idx++;
 679                         swap_total = atoi(idx);
 680                 } else if ((idx = strstr(buf, "SwapFree:"))) {
 681                         idx += strlen("SwapFree");
 682                         while ((idx < buf + PATH_MAX) && (*idx < '0' || *idx > '9'))
 683                                 idx++;
 684                         swap_free = atoi(idx);
 685                         break;
 686                 }
 687         }
 688
 689         if (total_mem == 0) {
 690                 fprintf(stderr, "cannot get total memory size\n");
 691                 fclose(fp);
 692                 return;
 693         }
 694
 695         if (available == 0)
 696                 available = free + cached;
 697         used = total_mem - available;
 698         used_ratio = used * 100 / total_mem;
 699         swap_used = swap_total - swap_free;
 700
 701         if (get_zram_used(&zram_used) < 0)
 702                 zram_used = 0;
 703
 704         fprintf(output_fp,
 705                 "====================================================================\n");
 706
 707
 708         fprintf(output_fp, "Total RAM size: \t%15d MB( %6d kB)\n",
 709                         total_mem >> 10, total_mem);
 710
 711         fprintf(output_fp, "Used (Mem+Reclaimable): %15d MB( %6d kB)\n",
 712                         (total_mem - free) >> 10, total_mem - free);
 713
 714         fprintf(output_fp, "Used (Mem+Swap): \t%15d MB( %6d kB)\n",
 715                         used >> 10, used);
 716
 717         fprintf(output_fp, "Used (Mem):  \t\t%15d MB( %6d kB)\n",
 718                         used >> 10, used);
 719
 720         fprintf(output_fp, "Used (Swap): \t\t%15d MB( %6d kB)\n",
 721                         swap_used >> 10, swap_used);
 722
 723         fprintf(output_fp, "Used (Zram block device): %13d MB( %6d kB)\n",
 724             BYTE_TO_MBYTE(zram_used), BYTE_TO_KBYTE(zram_used));
 725
 726         fprintf(output_fp, "Used Ratio: \t\t%15d  %%\n", used_ratio);
 727
 728         fprintf(output_fp, "Mem Free:\t\t%15d MB( %6d kB)\n",
 729                         free >> 10, free);
 730
 731         fprintf(output_fp, "Available (Free+Reclaimable):%10d MB( %6d kB)\n",
 732                         available >> 10,
 733                         available);
 734         fclose(fp);
 735 }
 736
 737 static int get_tmpfs_info(FILE *output_fp)
 738 {
 739         FILE *fp;
 740         char line[BUF_MAX];
 741         char *tmpfs_mp; /* tmpfs mount point */
 742         struct statfs tmpfs_info;
 743
 744         if (output_fp == NULL)
 745                 return -1;
 746
 747         fp = fopen("/etc/mtab", "r");
 748         if (fp == NULL)
 749                 return -1;
 750
 751         fprintf(output_fp,
 752                 "====================================================================\n");
 753         fprintf(output_fp, "TMPFS INFO\n");
 754
 755         while (fgets(line, BUF_MAX, fp) != NULL) {
 756                 if (sscanf(line, "tmpfs %ms tmpfs", &tmpfs_mp) == 1) {
 757                         if (statfs(tmpfs_mp, &tmpfs_info) == 0) {
 758                                 fprintf(output_fp,
 759 #ifndef __USE_FILE_OFFSET64
 760                                         "tmpfs %16s  Total %8ld KB, Used %8ld, Avail %8ld\n",
 761 #else
 762                                         "tmpfs %16s  Total %8"PRId64" KB, Used %8"PRId64", Avail %8"PRId64"\n",
 763 #endif
 764                                         tmpfs_mp,
 765                                         /* 1 block is 4 KB */
 766                                         tmpfs_info.f_blocks * 4,
 767                                         (tmpfs_info.f_blocks - tmpfs_info.f_bfree) * 4,
 768                                         tmpfs_info.f_bfree * 4);
 769                         }
 770                         free(tmpfs_mp);
 771                         tmpfs_mp = NULL;
 772                 }
 773         }
 774         fclose(fp);
 775         return 0;
 776 }
 777
 778 mapinfo *load_maps(int pid)
 779 {
 780         char* smaps;
 781         char tmp[128];
 782         mapinfo *milist = 0;
 783         mapinfo *mi;
 784
 785         snprintf(tmp, sizeof(tmp), "/proc/%d/smaps", pid);
 786         smaps = cread(tmp);
 787         if (smaps == NULL)
 788                 return 0;
 789
 790         while ((mi = read_mapinfo(&smaps)) != 0) {
 791                 if (milist) {
 792                         if ((!strcmp(mi->name, milist->name)
 793                              && (mi->name[0] != '['))) {
 794                                 milist->size += mi->size;
 795                                 milist->swap += mi->swap;
 796                                 milist->rss += mi->rss;
 797                                 milist->pss += mi->pss;
 798                                 milist->shared_clean += mi->shared_clean;
 799                                 milist->shared_dirty += mi->shared_dirty;
 800                                 milist->private_clean += mi->private_clean;
 801                                 milist->private_dirty += mi->private_dirty;
 802
 803                                 milist->end = mi->end;
 804                                 strncpy(milist->perm, mi->perm, 4);
 805                                 free(mi->perm);
 806                                 free(mi->name);
 807                                 free(mi);
 808                                 continue;
 809                         }
 810                 }
 811                 mi->next = milist;
 812                 milist = mi;
 813         }
 814
 815         return milist;
 816 }
 817
 818 static void init_trib_mapinfo(trib_mapinfo *tmi)
 819 {
 820         if (!tmi)
 821                 return;
 822         tmi->shared_clean = 0;
 823         tmi->shared_dirty = 0;
 824         tmi->private_clean = 0;
 825         tmi->private_dirty = 0;
 826         tmi->swap = 0;
 827         tmi->shared_clean_pss = 0;
 828         tmi->shared_dirty_pss = 0;
 829         tmi->rss = 0;
 830         tmi->pss = 0;
 831         tmi->size = 0;
 832         tmi->graphic_3d = 0;
 833         tmi->gem_rss = 0;
 834         tmi->gem_pss = 0;
 835         tmi->peak_rss = 0;
 836         tmi->other_devices = 0;
 837         tmi->gem_mmap = 0;
 838         tmi->render_gem_mmap = 0;
 839 }
 840
 841 unsigned int get_graphic_3d_meminfo(unsigned int tgid)
 842 {
 843         char command[256], buf[256];
 844         char *tmp[2];
 845         unsigned int size = 0;
 846         int tid, ret;
 847         FILE *p_gpu;
 848
 849         snprintf(command, sizeof(command), "%s %d", STR_3D_UNIFIED_PATH, tgid);
 850         p_gpu = popen(command, "r");
 851         if (p_gpu) {
 852                 if (fgets(buf, 256, p_gpu)) {
 853                         ret = sscanf(buf, "%d %ms %d %ms", &tid, &tmp[0], &size, &tmp[1]);
 854                         if (ret == 4) {
 855                                 free(tmp[0]);
 856                                 free(tmp[1]);
 857                         }
 858                 }
 859                 pclose(p_gpu);
 860         }
 861         return size;
 862 }
 863
 864 static int
 865 get_trib_mapinfo(unsigned int tgid, mapinfo *milist,
 866                  geminfo *gilist, geminfo *gpu_glist,
 867                  trib_mapinfo *result)
 868
 869 {
 870         mapinfo *mi;
 871         mapinfo *temp = NULL;
 872         geminfo *gi;
 873
 874         if (!result)
 875                 return -EINVAL;
 876
 877         init_trib_mapinfo(result);
 878
 879         if (use_gpu_mem_info)
 880                 result->graphic_3d = get_graphic_3d_meminfo(tgid);
 881
 882         for (mi = milist; mi;) {
 883                 if (!use_gpu_mem_info && strstr(mi->name, STR_SGX_PATH)) {
 884                         result->graphic_3d += mi->pss;
 885                 } else if (!use_gpu_mem_info && (strstr(mi->name, STR_3D_PATH1) ||
 886                         strstr(mi->name, STR_3D_PATH2))) {
 887                         result->graphic_3d += mi->size;
 888                 } else if (mi->rss != 0 && mi->pss == 0
 889                            && mi->shared_clean == 0
 890                            && mi->shared_dirty == 0
 891                            && mi->private_clean == 0
 892                            && mi->private_dirty == 0
 893                            && mi->swap == 0) {
 894                         result->other_devices += mi->size;
 895                 } else if (!strncmp(mi->name, STR_DRM_PATH1,
 896                                 sizeof(STR_DRM_PATH1)) ||
 897                                 !strncmp(mi->name, STR_DRM_PATH2,
 898                                 sizeof(STR_DRM_PATH2))) {
 899                         result->gem_mmap += mi->rss;
 900                 } else if (!strncmp(mi->name, STR_DRM_RENDER_PATH,
 901                                 sizeof(STR_DRM_RENDER_PATH))) {
 902                         result->render_gem_mmap += mi->rss;
 903                 } else {
 904                         result->shared_clean += mi->shared_clean;
 905                         result->shared_dirty += mi->shared_dirty;
 906                         result->private_clean += mi->private_clean;
 907                         result->private_dirty += mi->private_dirty;
 908                         result->swap += mi->swap;
 909                         result->rss += mi->rss;
 910                         result->pss += mi->pss;
 911                         result->size += mi->size;
 912
 913                         if (mi->shared_clean != 0)
 914                                 result->shared_clean_pss += mi->pss;
 915                         else if (mi->shared_dirty != 0)
 916                                 result->shared_dirty_pss += mi->pss;
 917                 }
 918
 919                 temp = mi;
 920                 mi = mi->next;
 921                 free(temp->perm);
 922                 free(temp->name);
 923                 free(temp);
 924                 temp = NULL;
 925         }
 926
 927         result->peak_rss = get_peak_rss(tgid);
 928         if (result->peak_rss < result->rss)
 929                 result->peak_rss = result->rss;
 930         if (result->gem_mmap > 0)
 931                 result->peak_rss -= result->gem_mmap;
 932         if (result->render_gem_mmap > 0)
 933                 result->peak_rss -= result->render_gem_mmap;
 934
 935         gi = find_geminfo(tgid, gilist);
 936         if (gi != NULL) {
 937                 result->gem_rss = gi->rss_size;
 938                 result->gem_pss = gi->pss_size;
 939         }
 940
 941         if (gpu_glist) {
 942                 /*
 943                  * drm render has gpu_gem_info, then use gpua gem pss
 944                  * as graphic 3d memory
 945                  */
 946                 gi = find_geminfo(tgid, gpu_glist);
 947                 if (gi != NULL)
 948                         result->graphic_3d += gi->pss_size;
 949         }
 950
 951         return 0;
 952 }
 953
 954 static int get_cmdline(unsigned int pid, char *cmdline)
 955 {
 956         FILE *fp;
 957         char buf[NAME_MAX] = {0, };
 958         int ret = -1;
 959
 960         snprintf(buf, sizeof(buf), "/proc/%d/cmdline", pid);
 961         fp = fopen(buf, "r");
 962         if (fp == 0) {
 963                 if (errno == ENOENT)
 964                         errno = 0;
 965                 fprintf(stderr, "cannot file open %s\n", buf);
 966                 return ret;
 967         }
 968         if ((ret = fscanf(fp, "%4095s", cmdline)) < 1) {
 969                 fclose(fp);
 970                 return ret;
 971         }
 972         fclose(fp);
 973
 974         return ret;
 975 }
 976
 977 static int get_oomscoreadj(unsigned int pid, const char *oom_string)
 978 {
 979         FILE *fp;
 980         char tmp[256];
 981         int oomadj_val;
 982
 983         snprintf(tmp, sizeof(tmp), "/proc/%d/%s", pid, oom_string);
 984         fp = fopen(tmp, "r");
 985
 986         if (fp == NULL) {
 987                 oomadj_val = -50;
 988                 return oomadj_val;
 989         }
 990         if (fgets(tmp, sizeof(tmp), fp) == NULL) {
 991                 oomadj_val = -100;
 992                 fclose(fp);
 993                 return oomadj_val;
 994         }
 995
 996         oomadj_val = atoi(tmp);
 997
 998         fclose(fp);
 999         return oomadj_val;
1000 }
1001
1002 static void get_rss(pid_t pid, unsigned long *result)
1003 {
1004         FILE *fp;
1005         char proc_path[PATH_MAX];
1006         unsigned long rss = 0;
1007
1008         *result = 0;
1009
1010         snprintf(proc_path, sizeof(proc_path), "/proc/%d/statm", pid);
1011         fp = fopen(proc_path, "r");
1012         if (fp == NULL)
1013                 return;
1014
1015         if (fscanf(fp, "%*s %ld", &rss) < 1) {
1016                 fclose(fp);
1017                 return;
1018         }
1019
1020         fclose(fp);
1021
1022         /* convert page to Kb */
1023         *result = rss << 2;
1024         return;
1025 }
1026
1027 static const char* get_readable_oom_path(void)
1028 {
1029         FILE *fp = NULL;
1030         char tmp[256];
1031
1032         snprintf(tmp, sizeof(tmp), "/proc/1/%s", OOM_SCORE_ADJ_STR);
1033         fp = fopen(tmp, "r");
1034         if (fp) {
1035                 fclose(fp);
1036                 return OOM_SCORE_ADJ_STR;
1037         }
1038         snprintf(tmp, sizeof(tmp), "/proc/1/%s", OOM_SCORE_STR);
1039         fp = fopen(tmp, "r");
1040         if (fp) {
1041                 fclose(fp);
1042                 return OOM_SCORE_STR;
1043         }
1044         return NULL;
1045 }
1046
1047 static void show_rss(int output_type, char *output_path)
1048 {
1049         DIR *pDir = NULL;
1050         struct dirent *curdir;
1051         pid_t pid;
1052         char cmdline[PATH_MAX];
1053         FILE *output_file = NULL;
1054         int oom_score_adj;
1055         unsigned long rss;
1056         const char *oom_path = NULL;
1057
1058         oom_path = get_readable_oom_path();
1059         if (!oom_path) {
1060                 fprintf(stderr, "there is no readable oom path\n");
1061                 return;
1062         }
1063
1064         pDir = opendir("/proc");
1065         if (pDir == NULL) {
1066                 fprintf(stderr, "cannot read directory /proc.\n");
1067                 return;
1068         }
1069
1070         if (output_type == OUTPUT_FILE && output_path) {
1071                 output_file = fopen(output_path, "w+");
1072                 if (!output_file) {
1073                         fprintf(stderr, "cannot open output file(%s)\n",
1074                                 output_path);
1075                         closedir(pDir);
1076                         exit(1);
1077                 }
1078         } else
1079                 output_file = stdout;
1080
1081
1082         fprintf(output_file,
1083                         "     PID      RSS %14s    COMMAND\n", oom_path);
1084
1085         errno = 0;
1086         while ((curdir = readdir(pDir)) != NULL && !errno) {
1087                 pid = atoi(curdir->d_name);
1088                 if (pid < 1 || pid > pid_max || pid == getpid())
1089                         continue;
1090
1091                 if (get_cmdline(pid, cmdline) < 0)
1092                         continue;
1093                 get_rss(pid, &rss);
1094                 oom_score_adj = get_oomscoreadj(pid, oom_path);
1095
1096                 fprintf(output_file,
1097                                 "%8d %8lu       %8d    %s\n",
1098                                 pid,
1099                                 rss,
1100                                 oom_score_adj,
1101                                 cmdline);
1102
1103
1104         } /* end of while */
1105
1106         get_tmpfs_info(output_file);
1107         get_mem_info(output_file);
1108
1109         fclose(output_file);
1110         closedir(pDir);
1111
1112         return;
1113 }
1114
1115 static int show_map_all_new(int output_type, char *output_path)
1116 {
1117         DIR *pDir = NULL;
1118         struct dirent *curdir;
1119         unsigned int pid;
1120         geminfo *glist;
1121         geminfo *gpu_glist;
1122         unsigned total_pss = 0;
1123         unsigned total_private = 0;
1124         unsigned total_private_code = 0;
1125         unsigned total_private_data = 0;
1126         unsigned total_shared_code = 0;
1127         unsigned total_shared_data = 0;
1128         unsigned total_shared_code_pss = 0;
1129         unsigned total_shared_data_pss = 0;
1130         unsigned total_swap = 0;
1131         unsigned total_rss = 0;
1132         unsigned total_graphic_3d = 0;
1133         unsigned total_gem_rss = 0;
1134         unsigned total_gem_pss = 0;
1135         unsigned total_peak_rss = 0;
1136         unsigned total_allocated_gem = 0;
1137         trib_mapinfo tmi;
1138         char cmdline[PATH_MAX];
1139         FILE *output_file = NULL;
1140         int oom_score_adj;
1141         const char *oom_path = NULL;
1142
1143         oom_path = get_readable_oom_path();
1144         if (!oom_path) {
1145                 fprintf(stderr, "there is no readable oom path\n");
1146                 return 0;
1147         }
1148
1149         use_gpu_mem_info = (!access(STR_3D_UNIFIED_PATH, F_OK | X_OK)) ? 1 : 0;
1150         errno = 0;
1151
1152         pDir = opendir("/proc");
1153         if (pDir == NULL) {
1154                 fprintf(stderr, "cannot read directory /proc.\n");
1155                 return 0;
1156         }
1157
1158         if (output_type == OUTPUT_FILE && output_path) {
1159                 output_file = fopen(output_path, "w+");
1160                 if (!output_file) {
1161                         fprintf(stderr, "cannot open output file(%s)\n",
1162                                 output_path);
1163                         closedir(pDir);
1164                         exit(1);
1165                 }
1166         } else
1167                 output_file = stdout;
1168
1169         glist = load_geminfo();
1170         gpu_glist = load_gpu_geminfo();
1171
1172         if (!sum) {
1173                 if (verbos)
1174                         fprintf(output_file,
1175                                         "     PID  S(CODE)  S(DATA)  P(CODE)  P(DATA) "
1176                                         "    PEAK      PSS       3D GEM(PSS) GEM(RSS) "
1177                                         "    SWAP %14s    COMMAND\n", oom_path);
1178                 else
1179                         fprintf(output_file,
1180                                         "     PID     CODE     DATA     PEAK      PSS "
1181                                         "      3D GEM(PSS)     SWAP    COMMAND\n");
1182         }
1183
1184         errno = 0;
1185         while ((curdir = readdir(pDir)) != NULL && !errno) {
1186                 mapinfo *milist;
1187
1188                 pid = atoi(curdir->d_name);
1189                 if (pid < 1 || pid > pid_max || pid == getpid())
1190                         continue;
1191
1192                 if (get_cmdline(pid, cmdline) < 0)
1193                         continue;
1194
1195                 milist = load_maps(pid);
1196                 if (milist == 0)
1197                         continue;
1198
1199                 /* get classified map info, milist will be freed */
1200                 get_trib_mapinfo(pid, milist, glist, gpu_glist, &tmi);
1201                 oom_score_adj = get_oomscoreadj(pid, oom_path);
1202
1203                 if (!sum) {
1204                         if (verbos)
1205                                 fprintf(output_file,
1206                                         "%8d %8d %8d %8d %8d "
1207                                         "%8d %8d %8d %8d %8d "
1208                                         "%8d       %8d    %s\n",
1209                                         pid,
1210                                         tmi.shared_clean,
1211                                         tmi.shared_dirty,
1212                                         tmi.private_clean,
1213                                         tmi.private_dirty,
1214                                         tmi.peak_rss,
1215                                         tmi.pss,
1216                                         tmi.graphic_3d,
1217                                         tmi.gem_pss,
1218                                         tmi.gem_rss,
1219                                         tmi.swap,
1220                                         oom_score_adj,
1221                                         cmdline);
1222                         else
1223                                 fprintf(output_file,
1224                                         "%8d %8d %8d %8d %8d "
1225                                         "%8d %8d %8d    %s\n",
1226                                         pid,
1227                                         tmi.shared_clean + tmi.private_clean,
1228                                         tmi.shared_dirty + tmi.private_dirty,
1229                                         tmi.peak_rss,
1230                                         tmi.pss,
1231                                         tmi.graphic_3d,
1232                                         tmi.gem_pss,
1233                                         tmi.swap,
1234                                         cmdline);
1235
1236                         if (tmi.other_devices != 0)
1237                                 fprintf(output_file,
1238                                         "%s(%d) %d KB may mapped by device(s).\n",
1239                                         cmdline, pid, tmi.other_devices);
1240                 }
1241
1242                 total_private += (tmi.private_clean + tmi.private_dirty);
1243                 total_pss += tmi.pss;
1244                 total_rss += tmi.rss;
1245                 total_graphic_3d += tmi.graphic_3d;
1246                 total_gem_rss += tmi.gem_rss;
1247                 total_gem_pss += tmi.gem_pss;
1248                 total_private_code += tmi.private_clean;
1249                 total_private_data += tmi.private_dirty;
1250                 total_swap += tmi.swap;
1251                 total_shared_code += tmi.shared_clean;
1252                 total_shared_data += tmi.shared_dirty;
1253                 total_peak_rss += tmi.peak_rss;
1254
1255                 total_shared_code_pss += tmi.shared_clean_pss;
1256                 total_shared_data_pss += tmi.shared_dirty_pss;
1257
1258         } /* end of while */
1259
1260         total_allocated_gem = KB(total_gem_memory());
1261         fprintf(output_file,
1262                         "==============================================="
1263                         "===============================================\n");
1264         if (verbos) {
1265                 fprintf(output_file,
1266                                 "TOTAL:    S(CODE)  S(DATA)  P(CODE)  P(DATA) "
1267                                 "    PEAK      PSS       3D GEM(PSS) GEM(RSS) "
1268                                 "GEM(ALLOC)     SWAP  TOTAL(KB)\n");
1269                 fprintf(output_file,
1270                         "         %8d %8d %8d %8d "
1271                         "%8d %8d %8d %8d %8d "
1272                         "%10d %8d %10d\n",
1273                         total_shared_code, total_shared_data,
1274                         total_private_code, total_private_data,
1275                         total_peak_rss, total_pss, total_graphic_3d,
1276                         total_gem_pss, total_gem_rss,
1277                         total_allocated_gem, total_swap,
1278                         total_pss + total_graphic_3d +
1279                         total_allocated_gem);
1280         } else {
1281                 fprintf(output_file,
1282                         "TOTAL:       CODE     DATA     PEAK      PSS "
1283                         "      3D GEM(PSS) GEM(ALLOC)     SWAP  TOTAL(KB)\n");
1284                 fprintf(output_file,
1285                         "         %8d %8d %8d %8d "
1286                         "%8d %8d %10d %8d %10d\n",
1287                         total_shared_code + total_private_code,
1288                         total_shared_data + total_private_data,
1289                         total_peak_rss, total_pss,
1290                         total_graphic_3d, total_gem_pss,
1291                         total_allocated_gem, total_swap,
1292                         total_pss + total_graphic_3d +
1293                         total_allocated_gem);
1294
1295         }
1296
1297         if (verbos)
1298                 fprintf(output_file,
1299                         "* S(CODE): shared clean memory, it includes"
1300                         " duplicated memory\n"
1301                         "* S(DATA): shared dirty memory, it includes"
1302                         " duplicated memory\n"
1303                         "* P(CODE): private clean memory\n"
1304                         "* P(DATA): private dirty memory\n"
1305                         "* PEAK: peak memory usage of S(CODE) + S(DATA)"
1306                         " + P(CODE) + P(DATA)\n"
1307                         "* PSS: Proportional Set Size\n"
1308                         "* 3D: memory allocated by GPU driver\n"
1309                         "* GEM(PSS): GEM memory divided by # of sharers\n"
1310                         "* GEM(RSS): GEM memory including duplicated memory\n"
1311                         "* GEM(ALLOC): sum of unique gem memory in the system\n"
1312                         "* TOTAL: PSS + 3D + GEM(ALLOC)\n");
1313         else
1314                 fprintf(output_file,
1315                         "* CODE: shared and private clean memory\n"
1316                         "* DATA: shared and private dirty memory\n"
1317                         "* PEAK: peak memory usage of CODE + DATA\n"
1318                         "* PSS: Proportional Set Size\n"
1319                         "* 3D: memory allocated by GPU driver\n"
1320                         "* GEM(PSS): GEM memory divided by # of sharers\n"
1321                         "* GEM(ALLOC): sum of unique GEM memory in the system\n"
1322                         "* TOTAL: PSS + 3D + GEM(ALLOC)\n");
1323
1324         get_tmpfs_info(output_file);
1325         get_memcg_info(output_file);
1326         get_mem_info(output_file);
1327
1328         fclose(output_file);
1329         clear_geminfo(glist);
1330         clear_geminfo(gpu_glist);
1331         closedir(pDir);
1332         return 1;
1333 }
1334
1335 static int show_map_new(int pid)
1336 {
1337         mapinfo *milist;
1338         mapinfo *mi;
1339         mapinfo *temp = NULL;
1340         unsigned shared_dirty = 0;
1341         unsigned shared_clean = 0;
1342         unsigned private_dirty = 0;
1343         unsigned private_clean = 0;
1344         unsigned pss = 0;
1345         unsigned long start = 0;
1346         unsigned long end = 0;
1347         unsigned private_clean_total = 0;
1348         unsigned private_dirty_total = 0;
1349         unsigned shared_clean_total = 0;
1350         unsigned shared_dirty_total = 0;
1351         int duplication = 0;
1352
1353         milist = load_maps(pid);
1354
1355         if (milist == 0) {
1356                 fprintf(stderr, "cannot get /proc/smaps for pid %d\n", pid);
1357                 return 1;
1358         }
1359
1360         if (!sum) {
1361                 if (sizeof(unsigned long) == 4) {
1362                         /* for 32-bit address */
1363                         printf(" S(CODE)  S(DATA)  P(CODE)  P(DATA)      PSS "
1364                                 "ADDR(start-end)   "
1365                                 "OBJECT NAME\n");
1366                         printf("-------- -------- -------- -------- -------- "
1367                                 "----------------- "
1368                                 "------------------------------\n");
1369                 } else {
1370                         /* for 64-bit address */
1371                         printf(" S(CODE)  S(DATA)  P(CODE)  P(DATA)      PSS "
1372                                 "ADDR(start-end)                   "
1373                                 "OBJECT NAME\n");
1374                         printf("-------- -------- -------- -------- -------- "
1375                                 "--------------------------------- "
1376                                 "------------------------------\n");
1377                 }
1378         } else {
1379                 printf(" S(CODE)  S(DATA)  P(CODE)  P(DATA)      PSS\n");
1380                 printf("-------- -------- -------- -------- --------\n");
1381         }
1382         for (mi = milist; mi;) {
1383                 shared_clean += mi->shared_clean;
1384                 shared_dirty += mi->shared_dirty;
1385                 private_clean += mi->private_clean;
1386                 private_dirty += mi->private_dirty;
1387                 pss += mi->pss;
1388
1389                 shared_clean_total += mi->shared_clean;
1390                 shared_dirty_total += mi->shared_dirty;
1391                 private_clean_total += mi->private_clean;
1392                 private_dirty_total += mi->private_dirty;
1393
1394                 if (!duplication)
1395                         start = mi->start;
1396
1397                 if ((mi->next && !strcmp(mi->next->name, mi->name)) &&
1398                     (mi->next->start == mi->end)) {
1399                         duplication = 1;
1400
1401                         temp = mi;
1402                         mi = mi->next;
1403                         free(temp->perm);
1404                         free(temp->name);
1405                         free(temp);
1406                         temp = NULL;
1407                         continue;
1408                 }
1409                 end = mi->end;
1410                 duplication = 0;
1411
1412                 if (!sum) {
1413                         if (sizeof(unsigned long) == 4) {
1414                                 /* for 32-bit address */
1415                                 printf("%8d %8d %8d %8d %8d %08lx-%08lx %s\n",
1416                                         shared_clean, shared_dirty,
1417                                         private_clean, private_dirty, mi->pss,
1418                                         start, end, mi->name);
1419                         } else {
1420                                 /* for 64-bit address */
1421                                 printf("%8d %8d %8d %8d %8d %016lx-%016lx %s\n",
1422                                         shared_clean, shared_dirty,
1423                                         private_clean, private_dirty, mi->pss,
1424                                         start, end, mi->name);
1425                         }
1426                 }
1427                 shared_clean = 0;
1428                 shared_dirty = 0;
1429                 private_clean = 0;
1430                 private_dirty = 0;
1431
1432                 temp = mi;
1433                 mi = mi->next;
1434                 free(temp->perm);
1435                 free(temp->name);
1436                 free(temp);
1437                 temp = NULL;
1438         }
1439         if (sum) {
1440                 printf("%8d %8d %8d %8d %8d\n",
1441                        shared_clean_total,
1442                        shared_dirty_total,
1443                        private_clean_total,
1444                        private_dirty_total,
1445                        pss);
1446         }
1447
1448         return 1;
1449 }
1450
1451 int main(int argc, char *argv[])
1452 {
1453         int usage = 1;
1454         sum = 0;
1455
1456         pid_max = get_pid_max();
1457
1458         if (argc > 1) {
1459                 if (!strncmp(argv[1], "-r", strlen("-r")+1)) {
1460                         if (argc >= 3)
1461                                 show_rss(OUTPUT_FILE, argv[2]);
1462                         else
1463                                 show_rss(OUTPUT_UART, NULL);
1464                         usage = 0;
1465                 } else if (!strncmp(argv[1], "-s", strlen("-s")+1)) {
1466                         sum = 1;
1467                         if (argc == 3 && atoi(argv[2]) > 0) {
1468                                 show_map_new(atoi(argv[2]));
1469                                 usage = 0;
1470                         }
1471                 } else if (!strncmp(argv[1], "-a", strlen("-a")+1)) {
1472                         verbos = 0;
1473                         show_map_all_new(OUTPUT_UART, NULL);
1474                         usage = 0;
1475                 } else if (!strncmp(argv[1], "-v", strlen("-v")+1)) {
1476                         verbos = 1;
1477                         show_map_all_new(OUTPUT_UART, NULL);
1478                         usage = 0;
1479                 } else if (!strncmp(argv[1], "-f", strlen("-f")+1)) {
1480                         if (argc >= 3) {
1481                                 verbos = 1;
1482                                 show_map_all_new(OUTPUT_FILE, argv[2]);
1483                                 usage = 0;
1484                         }
1485                 } else if (argc == 2 && atoi(argv[1]) > 0) {
1486                         show_map_new(atoi(argv[1]));
1487                         usage = 0;
1488                 }
1489         }
1490         if (usage) {
1491                 fprintf(stderr,
1492                         "memps [-a] | [-v] | [-r] | [-s] <pid> | <pid> | [-f] <output file full path>\n"
1493                         "        -s = sum (show only sum of each)\n"
1494                         "        -f = all (show all processes via output file)\n"
1495                         "        -a = all (show all processes)\n"
1496                         "        -r = all (show rss of all processes)\n"
1497                         "        -v = verbose (show all processes in detail)\n");
1498         }
1499
1500         return 0;
1501 }