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Subject[PATCH v2 1/2] MIPS: Convert read_persistent_clock() to read_persistent_clock64()
Date
Since struct timespec is not y2038 safe on 32bit machines, this patch
converts read_persistent_clock() to read_persistent_clock64() using
struct timespec64, as well as converting mktime() to mktime64().

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
---
Changes since v1:
- No updates.
---
arch/mips/dec/time.c | 4 ++--
arch/mips/include/asm/mc146818-time.h | 4 ++--
arch/mips/lasat/ds1603.c | 2 +-
arch/mips/loongson64/common/time.c | 2 +-
arch/mips/mti-malta/malta-time.c | 2 +-
arch/mips/sibyte/swarm/rtc_m41t81.c | 4 ++--
arch/mips/sibyte/swarm/rtc_xicor1241.c | 4 ++--
arch/mips/sibyte/swarm/setup.c | 10 +++++-----
8 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/arch/mips/dec/time.c b/arch/mips/dec/time.c
index a2a150e..9e992cf 100644
--- a/arch/mips/dec/time.c
+++ b/arch/mips/dec/time.c
@@ -19,7 +19,7 @@
#include <asm/dec/ioasic.h>
#include <asm/dec/machtype.h>

-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
unsigned int year, mon, day, hour, min, sec, real_year;
unsigned long flags;
@@ -54,7 +54,7 @@ void read_persistent_clock(struct timespec *ts)

year += real_year - 72 + 2000;

- ts->tv_sec = mktime(year, mon, day, hour, min, sec);
+ ts->tv_sec = mktime64(year, mon, day, hour, min, sec);
ts->tv_nsec = 0;
}

diff --git a/arch/mips/include/asm/mc146818-time.h b/arch/mips/include/asm/mc146818-time.h
index 9e1ad26..cbf5cec 100644
--- a/arch/mips/include/asm/mc146818-time.h
+++ b/arch/mips/include/asm/mc146818-time.h
@@ -86,7 +86,7 @@ static inline int mc146818_set_rtc_mmss(unsigned long nowtime)
return retval;
}

-static inline unsigned long mc146818_get_cmos_time(void)
+static inline time64_t mc146818_get_cmos_time(void)
{
unsigned int year, mon, day, hour, min, sec;
unsigned long flags;
@@ -113,7 +113,7 @@ static inline unsigned long mc146818_get_cmos_time(void)
spin_unlock_irqrestore(&rtc_lock, flags);
year = mc146818_decode_year(year);

- return mktime(year, mon, day, hour, min, sec);
+ return mktime64(year, mon, day, hour, min, sec);
}

#endif /* __ASM_MC146818_TIME_H */
diff --git a/arch/mips/lasat/ds1603.c b/arch/mips/lasat/ds1603.c
index 8bd5cf8..d75c887 100644
--- a/arch/mips/lasat/ds1603.c
+++ b/arch/mips/lasat/ds1603.c
@@ -136,7 +136,7 @@ static void rtc_end_op(void)
lasat_ndelay(1000);
}

-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
unsigned long word;
unsigned long flags;
diff --git a/arch/mips/loongson64/common/time.c b/arch/mips/loongson64/common/time.c
index e1a5382a..0ba53c5 100644
--- a/arch/mips/loongson64/common/time.c
+++ b/arch/mips/loongson64/common/time.c
@@ -29,7 +29,7 @@ void __init plat_time_init(void)
#endif
}

-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
ts->tv_sec = mc146818_get_cmos_time();
ts->tv_nsec = 0;
diff --git a/arch/mips/mti-malta/malta-time.c b/arch/mips/mti-malta/malta-time.c
index 66c8667..d22b7ed 100644
--- a/arch/mips/mti-malta/malta-time.c
+++ b/arch/mips/mti-malta/malta-time.c
@@ -134,7 +134,7 @@ static void __init estimate_frequencies(void)
}
}

-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
ts->tv_sec = mc146818_get_cmos_time();
ts->tv_nsec = 0;
diff --git a/arch/mips/sibyte/swarm/rtc_m41t81.c b/arch/mips/sibyte/swarm/rtc_m41t81.c
index e624664..aa27a22 100644
--- a/arch/mips/sibyte/swarm/rtc_m41t81.c
+++ b/arch/mips/sibyte/swarm/rtc_m41t81.c
@@ -188,7 +188,7 @@ int m41t81_set_time(unsigned long t)
return 0;
}

-unsigned long m41t81_get_time(void)
+time64_t m41t81_get_time(void)
{
unsigned int year, mon, day, hour, min, sec;
unsigned long flags;
@@ -218,7 +218,7 @@ unsigned long m41t81_get_time(void)

year += 2000;

- return mktime(year, mon, day, hour, min, sec);
+ return mktime64(year, mon, day, hour, min, sec);
}

int m41t81_probe(void)
diff --git a/arch/mips/sibyte/swarm/rtc_xicor1241.c b/arch/mips/sibyte/swarm/rtc_xicor1241.c
index 50a82c4..a2121c1 100644
--- a/arch/mips/sibyte/swarm/rtc_xicor1241.c
+++ b/arch/mips/sibyte/swarm/rtc_xicor1241.c
@@ -168,7 +168,7 @@ int xicor_set_time(unsigned long t)
return 0;
}

-unsigned long xicor_get_time(void)
+time64_t xicor_get_time(void)
{
unsigned int year, mon, day, hour, min, sec, y2k;
unsigned long flags;
@@ -201,7 +201,7 @@ unsigned long xicor_get_time(void)

year += (y2k * 100);

- return mktime(year, mon, day, hour, min, sec);
+ return mktime64(year, mon, day, hour, min, sec);
}

int xicor_probe(void)
diff --git a/arch/mips/sibyte/swarm/setup.c b/arch/mips/sibyte/swarm/setup.c
index 494fb0a..7073940 100644
--- a/arch/mips/sibyte/swarm/setup.c
+++ b/arch/mips/sibyte/swarm/setup.c
@@ -58,11 +58,11 @@

extern int xicor_probe(void);
extern int xicor_set_time(unsigned long);
-extern unsigned long xicor_get_time(void);
+extern time64_t xicor_get_time(void);

extern int m41t81_probe(void);
extern int m41t81_set_time(unsigned long);
-extern unsigned long m41t81_get_time(void);
+extern time64_t m41t81_get_time(void);

const char *get_system_type(void)
{
@@ -87,9 +87,9 @@ enum swarm_rtc_type {

enum swarm_rtc_type swarm_rtc_type;

-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
- unsigned long sec;
+ time64_t sec;

switch (swarm_rtc_type) {
case RTC_XICOR:
@@ -102,7 +102,7 @@ void read_persistent_clock(struct timespec *ts)

case RTC_NONE:
default:
- sec = mktime(2000, 1, 1, 0, 0, 0);
+ sec = mktime64(2000, 1, 1, 0, 0, 0);
break;
}
ts->tv_sec = sec;
--
1.7.9.5
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