From: Geert Uytterhoeven <geert+renesas@glider.be>
To: Alessandro Zummo <a.zummo@towertech.it>,
Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org,
Geert Uytterhoeven <geert+renesas@glider.be>
Subject: [PATCH] rtc: Fix timestamp value for RTC_TIMESTAMP_BEGIN_1900
Date: Fri, 22 Mar 2019 08:26:12 +0100 [thread overview]
Message-ID: <20190322072612.27637-1-geert+renesas@glider.be> (raw)
Printing "mktime64(1900, 1, 1, 0, 0, 0)" gives -2208988800.
Fixes: 83bbc5ac63326433 ("rtc: Add useful timestamp definitions")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
include/linux/rtc.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index 588120ba372cda57..f3553b7da4d0bd20 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -162,7 +162,7 @@ struct rtc_device {
#define to_rtc_device(d) container_of(d, struct rtc_device, dev)
/* useful timestamps */
-#define RTC_TIMESTAMP_BEGIN_1900 -2208989361LL /* 1900-01-01 00:00:00 */
+#define RTC_TIMESTAMP_BEGIN_1900 -2208988800LL /* 1900-01-01 00:00:00 */
#define RTC_TIMESTAMP_BEGIN_2000 946684800LL /* 2000-01-01 00:00:00 */
#define RTC_TIMESTAMP_END_2099 4102444799LL /* 2099-12-31 23:59:59 */
#define RTC_TIMESTAMP_END_9999 253402300799LL /* 9999-12-31 23:59:59 */
--
2.17.1
next reply other threads:[~2019-03-22 7:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-22 7:26 Geert Uytterhoeven [this message]
2019-03-24 13:25 ` [PATCH] rtc: Fix timestamp value for RTC_TIMESTAMP_BEGIN_1900 Alexandre Belloni
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