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authorXunlei Pang <pang.xunlei@linaro.org>2015-04-09 03:04:41 +0200
committerJohn Stultz <john.stultz@linaro.org>2015-05-22 19:36:29 +0200
commit689911c734ca77d682b6507354c704e06a64b1b6 (patch)
tree1eaf793f5403677cc89170557fefeb9071435a81 /arch/s390/kernel/time.c
parenttime: Include math64.h in time64.h (diff)
downloadlinux-689911c734ca77d682b6507354c704e06a64b1b6.tar.xz
linux-689911c734ca77d682b6507354c704e06a64b1b6.zip
s390: time: Provide read_boot_clock64() and read_persistent_clock64()
As part of addressing the "y2038 problem" for in-kernel uses, this patch converts read_boot_clock() to read_boot_clock64() and read_persistent_clock() to read_persistent_clock64() using timespec64. Rename some instances of 'timespec' to 'timespec64' in time.c and related references Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@kernel.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: linux390@de.ibm.com Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org> [jstultz: Fixed minor style and grammer tweaks pointed out by Ingo] Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'arch/s390/kernel/time.c')
-rw-r--r--arch/s390/kernel/time.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 170ddd2018b3..9e733d965e08 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -76,7 +76,7 @@ unsigned long long monotonic_clock(void)
}
EXPORT_SYMBOL(monotonic_clock);
-void tod_to_timeval(__u64 todval, struct timespec *xt)
+void tod_to_timeval(__u64 todval, struct timespec64 *xt)
{
unsigned long long sec;
@@ -181,12 +181,12 @@ static void timing_alert_interrupt(struct ext_code ext_code,
static void etr_reset(void);
static void stp_reset(void);
-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
tod_to_timeval(get_tod_clock() - TOD_UNIX_EPOCH, ts);
}
-void read_boot_clock(struct timespec *ts)
+void read_boot_clock64(struct timespec64 *ts)
{
tod_to_timeval(sched_clock_base_cc - TOD_UNIX_EPOCH, ts);
}