Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/time32.h b/include/linux/time32.h
index d1ae43c..0a1f302 100644
--- a/include/linux/time32.h
+++ b/include/linux/time32.h
@@ -10,9 +10,69 @@
*/
#include <linux/time64.h>
+#include <linux/timex.h>
#define TIME_T_MAX (time_t)((1UL << ((sizeof(time_t) << 3) - 1)) - 1)
+typedef s32 old_time32_t;
+
+struct old_timespec32 {
+ old_time32_t tv_sec;
+ s32 tv_nsec;
+};
+
+struct old_timeval32 {
+ old_time32_t tv_sec;
+ s32 tv_usec;
+};
+
+struct old_itimerspec32 {
+ struct old_timespec32 it_interval;
+ struct old_timespec32 it_value;
+};
+
+struct old_utimbuf32 {
+ old_time32_t actime;
+ old_time32_t modtime;
+};
+
+struct old_timex32 {
+ u32 modes;
+ s32 offset;
+ s32 freq;
+ s32 maxerror;
+ s32 esterror;
+ s32 status;
+ s32 constant;
+ s32 precision;
+ s32 tolerance;
+ struct old_timeval32 time;
+ s32 tick;
+ s32 ppsfreq;
+ s32 jitter;
+ s32 shift;
+ s32 stabil;
+ s32 jitcnt;
+ s32 calcnt;
+ s32 errcnt;
+ s32 stbcnt;
+ s32 tai;
+
+ s32:32; s32:32; s32:32; s32:32;
+ s32:32; s32:32; s32:32; s32:32;
+ s32:32; s32:32; s32:32;
+};
+
+extern int get_old_timespec32(struct timespec64 *, const void __user *);
+extern int put_old_timespec32(const struct timespec64 *, void __user *);
+extern int get_old_itimerspec32(struct itimerspec64 *its,
+ const struct old_itimerspec32 __user *uits);
+extern int put_old_itimerspec32(const struct itimerspec64 *its,
+ struct old_itimerspec32 __user *uits);
+struct __kernel_timex;
+int get_old_timex32(struct __kernel_timex *, const struct old_timex32 __user *);
+int put_old_timex32(struct old_timex32 __user *, const struct __kernel_timex *);
+
#if __BITS_PER_LONG == 64
/* timespec64 is defined as timespec here */
@@ -66,31 +126,6 @@
return lhs->tv_nsec - rhs->tv_nsec;
}
-extern void set_normalized_timespec(struct timespec *ts, time_t sec, s64 nsec);
-
-static inline struct timespec timespec_add(struct timespec lhs,
- struct timespec rhs)
-{
- struct timespec ts_delta;
-
- set_normalized_timespec(&ts_delta, lhs.tv_sec + rhs.tv_sec,
- lhs.tv_nsec + rhs.tv_nsec);
- return ts_delta;
-}
-
-/*
- * sub = lhs - rhs, in normalized form
- */
-static inline struct timespec timespec_sub(struct timespec lhs,
- struct timespec rhs)
-{
- struct timespec ts_delta;
-
- set_normalized_timespec(&ts_delta, lhs.tv_sec - rhs.tv_sec,
- lhs.tv_nsec - rhs.tv_nsec);
- return ts_delta;
-}
-
/*
* Returns true if the timespec is norm, false if denorm:
*/
@@ -105,16 +140,6 @@
return true;
}
-static inline bool timespec_valid_strict(const struct timespec *ts)
-{
- if (!timespec_valid(ts))
- return false;
- /* Disallow values that could overflow ktime_t */
- if ((unsigned long long)ts->tv_sec >= KTIME_SEC_MAX)
- return false;
- return true;
-}
-
/**
* timespec_to_ns - Convert timespec to nanoseconds
* @ts: pointer to the timespec variable to be converted
@@ -149,19 +174,6 @@
a->tv_nsec = ns;
}
-/**
- * time_to_tm - converts the calendar time to local broken-down time
- *
- * @totalsecs the number of seconds elapsed since 00:00:00 on January 1, 1970,
- * Coordinated Universal Time (UTC).
- * @offset offset seconds adding to totalsecs.
- * @result pointer to struct tm variable to receive broken-down time
- */
-static inline void time_to_tm(time_t totalsecs, int offset, struct tm *result)
-{
- time64_to_tm(totalsecs, offset, result);
-}
-
static inline unsigned long mktime(const unsigned int year,
const unsigned int mon, const unsigned int day,
const unsigned int hour, const unsigned int min,
@@ -183,8 +195,6 @@
return true;
}
-extern struct timespec timespec_trunc(struct timespec t, unsigned int gran);
-
/**
* timeval_to_ns - Convert timeval to nanoseconds
* @ts: pointer to the timeval variable to be converted
@@ -208,18 +218,17 @@
extern struct __kernel_old_timeval ns_to_kernel_old_timeval(s64 nsec);
/*
- * New aliases for compat time functions. These will be used to replace
- * the compat code so it can be shared between 32-bit and 64-bit builds
- * both of which provide compatibility with old 32-bit tasks.
+ * Old names for the 32-bit time_t interfaces, these will be removed
+ * when everything uses the new names.
*/
-#define old_time32_t compat_time_t
-#define old_timeval32 compat_timeval
-#define old_timespec32 compat_timespec
-#define old_itimerspec32 compat_itimerspec
-#define ns_to_old_timeval32 ns_to_compat_timeval
-#define get_old_itimerspec32 get_compat_itimerspec64
-#define put_old_itimerspec32 put_compat_itimerspec64
-#define get_old_timespec32 compat_get_timespec64
-#define put_old_timespec32 compat_put_timespec64
+#define compat_time_t old_time32_t
+#define compat_timeval old_timeval32
+#define compat_timespec old_timespec32
+#define compat_itimerspec old_itimerspec32
+#define ns_to_compat_timeval ns_to_old_timeval32
+#define get_compat_itimerspec64 get_old_itimerspec32
+#define put_compat_itimerspec64 put_old_itimerspec32
+#define compat_get_timespec64 get_old_timespec32
+#define compat_put_timespec64 put_old_timespec32
#endif