linux-kernel - [PATCH] m68k: Use read_persistent_clock64() instead of read_persistent

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Message-Id: <d4493391d55b44b53da4a7c4a7fd9b865b5d57cd.1519799224.git.baolin.wang@linaro.org>
Date:   Wed, 28 Feb 2018 14:29:12 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     geert@...ux-m68k.org, mingo@...nel.org, arnd@...db.de
Cc:     linux-m68k@...ts.linux-m68k.org, linux-kernel@...r.kernel.org,
        broonie@...nel.org, baolin.wang@...aro.org
Subject: [PATCH] m68k: Use read_persistent_clock64() instead of read_persistent_clock()

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@...aro.org>
---
 arch/m68k/kernel/time.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/m68k/kernel/time.c b/arch/m68k/kernel/time.c
index 87160b4..8cd79c9 100644
--- a/arch/m68k/kernel/time.c
+++ b/arch/m68k/kernel/time.c
@@ -71,7 +71,7 @@ static irqreturn_t timer_interrupt(int irq, void *dummy)
 	return IRQ_HANDLED;
 }
 
-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
 {
 	struct rtc_time time;
 	ts->tv_sec = 0;
@@ -82,7 +82,7 @@ void read_persistent_clock(struct timespec *ts)
 
 		if ((time.tm_year += 1900) < 1970)
 			time.tm_year += 100;
-		ts->tv_sec = mktime(time.tm_year, time.tm_mon, time.tm_mday,
+		ts->tv_sec = mktime64(time.tm_year, time.tm_mon, time.tm_mday,
 				      time.tm_hour, time.tm_min, time.tm_sec);
 	}
 }
-- 
1.7.9.5