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-rw-r--r--security/tomoyo/audit.c2
-rw-r--r--security/tomoyo/common.c4
-rw-r--r--security/tomoyo/common.h2
-rw-r--r--security/tomoyo/util.c39
4 files changed, 13 insertions, 34 deletions
diff --git a/security/tomoyo/audit.c b/security/tomoyo/audit.c
index d330b060dcff..0f73fe30e37a 100644
--- a/security/tomoyo/audit.c
+++ b/security/tomoyo/audit.c
@@ -157,7 +157,7 @@ static char *tomoyo_print_header(struct tomoyo_request_info *r)
if (!buffer)
return NULL;
- tomoyo_convert_time(get_seconds(), &stamp);
+ tomoyo_convert_time(ktime_get_real_seconds(), &stamp);
pos = snprintf(buffer, tomoyo_buffer_len - 1,
"#%04u/%02u/%02u %02u:%02u:%02u# profile=%u mode=%s "
diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index 21691b99e61f..25eed4b0b0e8 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -2257,7 +2257,7 @@ static const char * const tomoyo_memory_headers[TOMOYO_MAX_MEMORY_STAT] = {
/* Timestamp counter for last updated. */
static unsigned int tomoyo_stat_updated[TOMOYO_MAX_POLICY_STAT];
/* Counter for number of updates. */
-static unsigned int tomoyo_stat_modified[TOMOYO_MAX_POLICY_STAT];
+static time64_t tomoyo_stat_modified[TOMOYO_MAX_POLICY_STAT];
/**
* tomoyo_update_stat - Update statistic counters.
@@ -2272,7 +2272,7 @@ void tomoyo_update_stat(const u8 index)
* I don't use atomic operations because race condition is not fatal.
*/
tomoyo_stat_updated[index]++;
- tomoyo_stat_modified[index] = get_seconds();
+ tomoyo_stat_modified[index] = ktime_get_real_seconds();
}
/**
diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h
index e4097d7994b1..7adccdd8e36d 100644
--- a/security/tomoyo/common.h
+++ b/security/tomoyo/common.h
@@ -1037,7 +1037,7 @@ void tomoyo_check_acl(struct tomoyo_request_info *r,
bool (*check_entry) (struct tomoyo_request_info *,
const struct tomoyo_acl_info *));
void tomoyo_check_profile(void);
-void tomoyo_convert_time(time_t time, struct tomoyo_time *stamp);
+void tomoyo_convert_time(time64_t time, struct tomoyo_time *stamp);
void tomoyo_del_condition(struct list_head *element);
void tomoyo_fill_path_info(struct tomoyo_path_info *ptr);
void tomoyo_get_attributes(struct tomoyo_obj_info *obj);
diff --git a/security/tomoyo/util.c b/security/tomoyo/util.c
index 580b318910f1..d3d9d9f1edb0 100644
--- a/security/tomoyo/util.c
+++ b/security/tomoyo/util.c
@@ -87,38 +87,17 @@ const u8 tomoyo_index2category[TOMOYO_MAX_MAC_INDEX] = {
* @stamp: Pointer to "struct tomoyo_time".
*
* Returns nothing.
- *
- * This function does not handle Y2038 problem.
*/
-void tomoyo_convert_time(time_t time, struct tomoyo_time *stamp)
+void tomoyo_convert_time(time64_t time64, struct tomoyo_time *stamp)
{
- static const u16 tomoyo_eom[2][12] = {
- { 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
- { 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
- };
- u16 y;
- u8 m;
- bool r;
- stamp->sec = time % 60;
- time /= 60;
- stamp->min = time % 60;
- time /= 60;
- stamp->hour = time % 24;
- time /= 24;
- for (y = 1970; ; y++) {
- const unsigned short days = (y & 3) ? 365 : 366;
- if (time < days)
- break;
- time -= days;
- }
- r = (y & 3) == 0;
- for (m = 0; m < 11 && time >= tomoyo_eom[r][m]; m++)
- ;
- if (m)
- time -= tomoyo_eom[r][m - 1];
- stamp->year = y;
- stamp->month = ++m;
- stamp->day = ++time;
+ struct tm tm;
+ time64_to_tm(time64, 0, &tm);
+ stamp->sec = tm.tm_sec;
+ stamp->min = tm.tm_min;
+ stamp->hour = tm.tm_hour;
+ stamp->day = tm.tm_mday;
+ stamp->month = tm.tm_mon + 1;
+ stamp->year = tm.tm_year + 1900;
}
/**