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Diffstat (limited to 'tools/mm/page_owner_sort.c')
-rw-r--r--tools/mm/page_owner_sort.c217
1 files changed, 103 insertions, 114 deletions
diff --git a/tools/mm/page_owner_sort.c b/tools/mm/page_owner_sort.c
index 99798894b879..e1f264444342 100644
--- a/tools/mm/page_owner_sort.c
+++ b/tools/mm/page_owner_sort.c
@@ -33,7 +33,6 @@ struct block_list {
char *comm; // task command name
char *stacktrace;
__u64 ts_nsec;
- __u64 free_ts_nsec;
int len;
int num;
int page_num;
@@ -42,18 +41,16 @@ struct block_list {
int allocator;
};
enum FILTER_BIT {
- FILTER_UNRELEASE = 1<<1,
- FILTER_PID = 1<<2,
- FILTER_TGID = 1<<3,
- FILTER_COMM = 1<<4
+ FILTER_PID = 1<<1,
+ FILTER_TGID = 1<<2,
+ FILTER_COMM = 1<<3
};
enum CULL_BIT {
- CULL_UNRELEASE = 1<<1,
- CULL_PID = 1<<2,
- CULL_TGID = 1<<3,
- CULL_COMM = 1<<4,
- CULL_STACKTRACE = 1<<5,
- CULL_ALLOCATOR = 1<<6
+ CULL_PID = 1<<1,
+ CULL_TGID = 1<<2,
+ CULL_COMM = 1<<3,
+ CULL_STACKTRACE = 1<<4,
+ CULL_ALLOCATOR = 1<<5
};
enum ALLOCATOR_BIT {
ALLOCATOR_CMA = 1<<1,
@@ -62,14 +59,23 @@ enum ALLOCATOR_BIT {
ALLOCATOR_OTHERS = 1<<4
};
enum ARG_TYPE {
- ARG_TXT, ARG_COMM, ARG_STACKTRACE, ARG_ALLOC_TS, ARG_FREE_TS,
- ARG_CULL_TIME, ARG_PAGE_NUM, ARG_PID, ARG_TGID, ARG_UNKNOWN, ARG_FREE,
- ARG_ALLOCATOR
+ ARG_TXT, ARG_COMM, ARG_STACKTRACE, ARG_ALLOC_TS, ARG_CULL_TIME,
+ ARG_PAGE_NUM, ARG_PID, ARG_TGID, ARG_UNKNOWN, ARG_ALLOCATOR
};
enum SORT_ORDER {
SORT_ASC = 1,
SORT_DESC = -1,
};
+enum COMP_FLAG {
+ COMP_NO_FLAG = 0,
+ COMP_ALLOC = 1<<0,
+ COMP_PAGE_NUM = 1<<1,
+ COMP_PID = 1<<2,
+ COMP_STACK = 1<<3,
+ COMP_NUM = 1<<4,
+ COMP_TGID = 1<<5,
+ COMP_COMM = 1<<6
+};
struct filter_condition {
pid_t *pids;
pid_t *tgids;
@@ -90,7 +96,6 @@ static regex_t pid_pattern;
static regex_t tgid_pattern;
static regex_t comm_pattern;
static regex_t ts_nsec_pattern;
-static regex_t free_ts_nsec_pattern;
static struct block_list *list;
static int list_size;
static int max_size;
@@ -181,24 +186,6 @@ static int compare_ts(const void *p1, const void *p2)
return l1->ts_nsec < l2->ts_nsec ? -1 : 1;
}
-static int compare_free_ts(const void *p1, const void *p2)
-{
- const struct block_list *l1 = p1, *l2 = p2;
-
- return l1->free_ts_nsec < l2->free_ts_nsec ? -1 : 1;
-}
-
-static int compare_release(const void *p1, const void *p2)
-{
- const struct block_list *l1 = p1, *l2 = p2;
-
- if (!l1->free_ts_nsec && !l2->free_ts_nsec)
- return 0;
- if (l1->free_ts_nsec && l2->free_ts_nsec)
- return 0;
- return l1->free_ts_nsec ? 1 : -1;
-}
-
static int compare_cull_condition(const void *p1, const void *p2)
{
if (cull == 0)
@@ -211,8 +198,6 @@ static int compare_cull_condition(const void *p1, const void *p2)
return compare_tgid(p1, p2);
if ((cull & CULL_COMM) && compare_comm(p1, p2))
return compare_comm(p1, p2);
- if ((cull & CULL_UNRELEASE) && compare_release(p1, p2))
- return compare_release(p1, p2);
if ((cull & CULL_ALLOCATOR) && compare_allocator(p1, p2))
return compare_allocator(p1, p2);
return 0;
@@ -228,6 +213,21 @@ static int compare_sort_condition(const void *p1, const void *p2)
return cmp;
}
+static int remove_pattern(regex_t *pattern, char *buf, int len)
+{
+ regmatch_t pmatch[2];
+ int err;
+
+ err = regexec(pattern, buf, 2, pmatch, REG_NOTBOL);
+ if (err != 0 || pmatch[1].rm_so == -1)
+ return len;
+
+ memcpy(buf + pmatch[1].rm_so,
+ buf + pmatch[1].rm_eo, len - pmatch[1].rm_eo);
+
+ return len - (pmatch[1].rm_eo - pmatch[1].rm_so);
+}
+
static int search_pattern(regex_t *pattern, char *pattern_str, char *buf)
{
int err, val_len;
@@ -366,24 +366,6 @@ static __u64 get_ts_nsec(char *buf)
return ts_nsec;
}
-static __u64 get_free_ts_nsec(char *buf)
-{
- __u64 free_ts_nsec;
- char free_ts_nsec_str[FIELD_BUFF] = {0};
- char *endptr;
-
- search_pattern(&free_ts_nsec_pattern, free_ts_nsec_str, buf);
- errno = 0;
- free_ts_nsec = strtoull(free_ts_nsec_str, &endptr, 10);
- if (errno != 0 || endptr == free_ts_nsec_str || *endptr != '\0') {
- if (debug_on)
- fprintf(stderr, "wrong free_ts_nsec in follow buf:\n%s\n", buf);
- return -1;
- }
-
- return free_ts_nsec;
-}
-
static char *get_comm(char *buf)
{
char *comm_str = malloc(TASK_COMM_LEN);
@@ -411,12 +393,8 @@ static int get_arg_type(const char *arg)
return ARG_COMM;
else if (!strcmp(arg, "stacktrace") || !strcmp(arg, "st"))
return ARG_STACKTRACE;
- else if (!strcmp(arg, "free") || !strcmp(arg, "f"))
- return ARG_FREE;
else if (!strcmp(arg, "txt") || !strcmp(arg, "T"))
return ARG_TXT;
- else if (!strcmp(arg, "free_ts") || !strcmp(arg, "ft"))
- return ARG_FREE_TS;
else if (!strcmp(arg, "alloc_ts") || !strcmp(arg, "at"))
return ARG_ALLOC_TS;
else if (!strcmp(arg, "allocator") || !strcmp(arg, "ator"))
@@ -471,13 +449,6 @@ static bool match_str_list(const char *str, char **list, int list_size)
static bool is_need(char *buf)
{
- __u64 ts_nsec, free_ts_nsec;
-
- ts_nsec = get_ts_nsec(buf);
- free_ts_nsec = get_free_ts_nsec(buf);
-
- if ((filter & FILTER_UNRELEASE) && free_ts_nsec != 0 && ts_nsec < free_ts_nsec)
- return false;
if ((filter & FILTER_PID) && !match_num_list(get_pid(buf), fc.pids, fc.pids_size))
return false;
if ((filter & FILTER_TGID) &&
@@ -497,13 +468,6 @@ static bool is_need(char *buf)
static bool add_list(char *buf, int len, char *ext_buf)
{
- if (list_size != 0 &&
- len == list[list_size-1].len &&
- memcmp(buf, list[list_size-1].txt, len) == 0) {
- list[list_size-1].num++;
- list[list_size-1].page_num += get_page_num(buf);
- return true;
- }
if (list_size == max_size) {
fprintf(stderr, "max_size too small??\n");
return false;
@@ -519,6 +483,9 @@ static bool add_list(char *buf, int len, char *ext_buf)
return false;
}
memcpy(list[list_size].txt, buf, len);
+ if (sc.cmps[0] != compare_ts) {
+ len = remove_pattern(&ts_nsec_pattern, list[list_size].txt, len);
+ }
list[list_size].txt[len] = 0;
list[list_size].len = len;
list[list_size].num = 1;
@@ -528,7 +495,6 @@ static bool add_list(char *buf, int len, char *ext_buf)
if (*list[list_size].stacktrace == '\n')
list[list_size].stacktrace++;
list[list_size].ts_nsec = get_ts_nsec(buf);
- list[list_size].free_ts_nsec = get_free_ts_nsec(buf);
list[list_size].allocator = get_allocator(buf, ext_buf);
list_size++;
if (list_size % 1000 == 0) {
@@ -554,8 +520,6 @@ static bool parse_cull_args(const char *arg_str)
cull |= CULL_COMM;
else if (arg_type == ARG_STACKTRACE)
cull |= CULL_STACKTRACE;
- else if (arg_type == ARG_FREE)
- cull |= CULL_UNRELEASE;
else if (arg_type == ARG_ALLOCATOR)
cull |= CULL_ALLOCATOR;
else {
@@ -616,8 +580,6 @@ static bool parse_sort_args(const char *arg_str)
sc.cmps[i] = compare_stacktrace;
else if (arg_type == ARG_ALLOC_TS)
sc.cmps[i] = compare_ts;
- else if (arg_type == ARG_FREE_TS)
- sc.cmps[i] = compare_free_ts;
else if (arg_type == ARG_TXT)
sc.cmps[i] = compare_txt;
else if (arg_type == ARG_ALLOCATOR)
@@ -672,21 +634,26 @@ static void print_allocator(FILE *out, int allocator)
static void usage(void)
{
printf("Usage: ./page_owner_sort [OPTIONS] <input> <output>\n"
- "-m\t\tSort by total memory.\n"
- "-s\t\tSort by the stack trace.\n"
- "-t\t\tSort by times (default).\n"
- "-p\t\tSort by pid.\n"
- "-P\t\tSort by tgid.\n"
- "-n\t\tSort by task command name.\n"
- "-a\t\tSort by memory allocate time.\n"
- "-r\t\tSort by memory release time.\n"
- "-f\t\tFilter out the information of blocks whose memory has been released.\n"
- "-d\t\tPrint debug information.\n"
- "--pid <pidlist>\tSelect by pid. This selects the information of blocks whose process ID numbers appear in <pidlist>.\n"
- "--tgid <tgidlist>\tSelect by tgid. This selects the information of blocks whose Thread Group ID numbers appear in <tgidlist>.\n"
- "--name <cmdlist>\n\t\tSelect by command name. This selects the information of blocks whose command name appears in <cmdlist>.\n"
- "--cull <rules>\tCull by user-defined rules.<rules> is a single argument in the form of a comma-separated list with some common fields predefined\n"
- "--sort <order>\tSpecify sort order as: [+|-]key[,[+|-]key[,...]]\n"
+ "-a\t\t\tSort by memory allocation time.\n"
+ "-m\t\t\tSort by total memory.\n"
+ "-n\t\t\tSort by task command name.\n"
+ "-p\t\t\tSort by pid.\n"
+ "-P\t\t\tSort by tgid.\n"
+ "-s\t\t\tSort by the stacktrace.\n"
+ "-t\t\t\tSort by number of times record is seen (default).\n\n"
+ "--pid <pidlist>\t\tSelect by pid. This selects the information"
+ " of\n\t\t\tblocks whose process ID numbers appear in <pidlist>.\n"
+ "--tgid <tgidlist>\tSelect by tgid. This selects the information"
+ " of\n\t\t\tblocks whose Thread Group ID numbers appear in "
+ "<tgidlist>.\n"
+ "--name <cmdlist>\tSelect by command name. This selects the"
+ " information\n\t\t\tof blocks whose command name appears in"
+ " <cmdlist>.\n"
+ "--cull <rules>\t\tCull by user-defined rules. <rules> is a "
+ "single\n\t\t\targument in the form of a comma-separated list "
+ "with some\n\t\t\tcommon fields predefined (pid, tgid, comm, "
+ "stacktrace, allocator)\n"
+ "--sort <order>\t\tSpecify sort order as: [+|-]key[,[+|-]key[,...]]\n"
);
}
@@ -694,7 +661,7 @@ int main(int argc, char **argv)
{
FILE *fin, *fout;
char *buf, *ext_buf;
- int i, count;
+ int i, count, compare_flag;
struct stat st;
int opt;
struct option longopts[] = {
@@ -706,37 +673,33 @@ int main(int argc, char **argv)
{ 0, 0, 0, 0},
};
- while ((opt = getopt_long(argc, argv, "adfmnprstP", longopts, NULL)) != -1)
+ compare_flag = COMP_NO_FLAG;
+
+ while ((opt = getopt_long(argc, argv, "admnpstP", longopts, NULL)) != -1)
switch (opt) {
case 'a':
- set_single_cmp(compare_ts, SORT_ASC);
+ compare_flag |= COMP_ALLOC;
break;
case 'd':
debug_on = true;
break;
- case 'f':
- filter = filter | FILTER_UNRELEASE;
- break;
case 'm':
- set_single_cmp(compare_page_num, SORT_DESC);
+ compare_flag |= COMP_PAGE_NUM;
break;
case 'p':
- set_single_cmp(compare_pid, SORT_ASC);
- break;
- case 'r':
- set_single_cmp(compare_free_ts, SORT_ASC);
+ compare_flag |= COMP_PID;
break;
case 's':
- set_single_cmp(compare_stacktrace, SORT_ASC);
+ compare_flag |= COMP_STACK;
break;
case 't':
- set_single_cmp(compare_num, SORT_DESC);
+ compare_flag |= COMP_NUM;
break;
case 'P':
- set_single_cmp(compare_tgid, SORT_ASC);
+ compare_flag |= COMP_TGID;
break;
case 'n':
- set_single_cmp(compare_comm, SORT_ASC);
+ compare_flag |= COMP_COMM;
break;
case 1:
filter = filter | FILTER_PID;
@@ -784,6 +747,39 @@ int main(int argc, char **argv)
exit(1);
}
+ /* Only one compare option is allowed, yet we also want handle the
+ * default case were no option is provided, but we still want to
+ * match the behavior of the -t option (compare by number of times
+ * a record is seen
+ */
+ switch (compare_flag) {
+ case COMP_ALLOC:
+ set_single_cmp(compare_ts, SORT_ASC);
+ break;
+ case COMP_PAGE_NUM:
+ set_single_cmp(compare_page_num, SORT_DESC);
+ break;
+ case COMP_PID:
+ set_single_cmp(compare_pid, SORT_ASC);
+ break;
+ case COMP_STACK:
+ set_single_cmp(compare_stacktrace, SORT_ASC);
+ break;
+ case COMP_NO_FLAG:
+ case COMP_NUM:
+ set_single_cmp(compare_num, SORT_DESC);
+ break;
+ case COMP_TGID:
+ set_single_cmp(compare_tgid, SORT_ASC);
+ break;
+ case COMP_COMM:
+ set_single_cmp(compare_comm, SORT_ASC);
+ break;
+ default:
+ usage();
+ exit(1);
+ }
+
fin = fopen(argv[optind], "r");
fout = fopen(argv[optind + 1], "w");
if (!fin || !fout) {
@@ -800,10 +796,8 @@ int main(int argc, char **argv)
goto out_tgid;
if (!check_regcomp(&comm_pattern, "tgid\\s*[0-9]*\\s*\\((.*)\\),\\s*ts"))
goto out_comm;
- if (!check_regcomp(&ts_nsec_pattern, "ts\\s*([0-9]*)\\s*ns,"))
+ if (!check_regcomp(&ts_nsec_pattern, "ts\\s*([0-9]*)\\s*ns"))
goto out_ts;
- if (!check_regcomp(&free_ts_nsec_pattern, "free_ts\\s*([0-9]*)\\s*ns"))
- goto out_free_ts;
fstat(fileno(fin), &st);
max_size = st.st_size / 100; /* hack ... */
@@ -864,9 +858,6 @@ int main(int argc, char **argv)
fprintf(fout, ", ");
print_allocator(fout, list[i].allocator);
}
- if (cull & CULL_UNRELEASE)
- fprintf(fout, " (%s)",
- list[i].free_ts_nsec ? "UNRELEASED" : "RELEASED");
if (cull & CULL_STACKTRACE)
fprintf(fout, ":\n%s", list[i].stacktrace);
fprintf(fout, "\n");
@@ -880,8 +871,6 @@ out_free:
free(buf);
if (list)
free(list);
-out_free_ts:
- regfree(&free_ts_nsec_pattern);
out_ts:
regfree(&ts_nsec_pattern);
out_comm:
generated by cgit (git 2.34.1) at 2024-06-04 16:42:30 +0000