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Subject[RFC 06/20] kernel: Take into account timens clock offsets in clock_nanosleep
Date
From: Andrei Vagin <avagin@gmail.com>

Wire up clock_nanosleep to timens offsets.

Signed-off-by: Andrei Vagin <avagin@openvz.org>
Signed-off-by: Dmitry Safonov <dima@arista.com>
---
kernel/time/hrtimer.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index e1a549c9e399..4fe80c1325b2 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -51,6 +51,7 @@
#include <linux/timer.h>
#include <linux/freezer.h>
#include <linux/compat.h>
+#include <linux/time_namespace.h>

#include <linux/uaccess.h>

@@ -1730,9 +1731,16 @@ long hrtimer_nanosleep(const struct timespec64 *rqtp,
{
struct restart_block *restart;
struct hrtimer_sleeper t;
+ struct timespec64 tp;
int ret = 0;
u64 slack;

+ if (!(mode & HRTIMER_MODE_REL)) {
+ tp = *rqtp;
+ rqtp = &tp;
+ timens_clock_to_host(clockid, &tp);
+ }
+
slack = current->timer_slack_ns;
if (dl_task(current) || rt_task(current))
slack = 0;
--
2.13.6
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