From 8e4ff1a81aa91d12856287c7103d0301ac91351a Mon Sep 17 00:00:00 2001 From: Xunlei Pang Date: Wed, 1 Apr 2015 20:34:27 -0700 Subject: drivers/rtc: Provide y2038 safe rtc_class_ops.set_mmss() replacement Currently the rtc_class_op's set_mmss() function takes a 32-bit second value (on 32-bit systems), which is problematic for dates past y2038. This patch provides a safe version named set_mmss64() using y2038 safe time64_t. After this patch, set_mmss() is deprecated and all its users will be fixed to use set_mmss64(), it can be removed when having no users. Signed-off-by: Xunlei Pang [jstultz: Add whitespace fix for checkpatch] Signed-off-by: John Stultz Acked-by: Alessandro Zummo Cc: Peter Zijlstra Cc: Thomas Gleixner Link: http://lkml.kernel.org/r/1427945681-29972-8-git-send-email-john.stultz@linaro.org Signed-off-by: Ingo Molnar --- drivers/rtc/systohc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/rtc/systohc.c') diff --git a/drivers/rtc/systohc.c b/drivers/rtc/systohc.c index ef3c07a52c3a..7728d5e32bf4 100644 --- a/drivers/rtc/systohc.c +++ b/drivers/rtc/systohc.c @@ -35,7 +35,10 @@ int rtc_set_ntp_time(struct timespec64 now) if (rtc) { /* rtc_hctosys exclusively uses UTC, so we call set_time here, * not set_mmss. */ - if (rtc->ops && (rtc->ops->set_time || rtc->ops->set_mmss)) + if (rtc->ops && + (rtc->ops->set_time || + rtc->ops->set_mmss64 || + rtc->ops->set_mmss)) err = rtc_set_time(rtc, &tm); rtc_class_close(rtc); } -- cgit v1.2.3