1 files changed, 0 insertions, 136 deletions
diff --git a/sys-kernel/linux-sources-redcore-lts/files/4.14-0011-Make-hrtimer-granularity-and-minimum-hrtimeout-confi.patch b/sys-kernel/linux-sources-redcore-lts/files/4.14-0011-Make-hrtimer-granularity-and-minimum-hrtimeout-confi.patch
deleted file mode 100644
index 5ac20300..00000000
--- a/sys-kernel/linux-sources-redcore-lts/files/4.14-0011-Make-hrtimer-granularity-and-minimum-hrtimeout-confi.patch
+++ /dev/null
@@ -1,136 +0,0 @@
-diff -Nur a/kernel/sysctl.c b/kernel/sysctl.c
---- a/kernel/sysctl.c	2018-11-03 17:03:07.433069521 +0000
-+++ b/kernel/sysctl.c	2018-11-03 17:02:11.020267246 +0000
-@@ -141,7 +141,9 @@
- extern int sched_iso_cpu;
- extern int sched_yield_type;
- #endif
--#ifdef CONFIG_PRINTK
-+extern int hrtimer_granularity_us;
-+extern int hrtimeout_min_us;
-+#if defined(CONFIG_PRINTK) || defined(CONFIG_SCHED_MUQSS)
- static int ten_thousand __read_only = 10000;
- #endif
- #ifdef CONFIG_PERF_EVENTS
-@@ -1119,6 +1121,24 @@
- 		.extra2		= &two,
- 	},
- #endif
-+	{
-+		.procname	= "hrtimer_granularity_us",
-+		.data		= &hrtimer_granularity_us,
-+		.maxlen		= sizeof(int),
-+		.mode		= 0644,
-+		.proc_handler	= &proc_dointvec_minmax,
-+		.extra1		= &one,
-+		.extra2		= &ten_thousand,
-+	},
-+	{
-+		.procname	= "hrtimeout_min_us",
-+		.data		= &hrtimeout_min_us,
-+		.maxlen		= sizeof(int),
-+		.mode		= 0644,
-+		.proc_handler	= &proc_dointvec_minmax,
-+		.extra1		= &one,
-+		.extra2		= &ten_thousand,
-+	},
- #if defined(CONFIG_S390) && defined(CONFIG_SMP)
- 	{
- 		.procname	= "spin_retry",
-diff -Nur a/kernel/time/clockevents.c b/kernel/time/clockevents.c
---- a/kernel/time/clockevents.c	2018-11-03 17:03:07.433069521 +0000
-+++ b/kernel/time/clockevents.c	2018-11-03 16:58:17.283800909 +0000
-@@ -198,13 +198,9 @@
- 
- #ifdef CONFIG_GENERIC_CLOCKEVENTS_MIN_ADJUST
- 
--#ifdef CONFIG_SCHED_MUQSS
-+int __read_mostly hrtimer_granularity_us = 100;
- /* Limit min_delta to 100us */
--#define MIN_DELTA_LIMIT		(NSEC_PER_SEC / 10000)
--#else
--/* Limit min_delta to a jiffie */
--#define MIN_DELTA_LIMIT		(NSEC_PER_SEC / HZ)
--#endif
-+#define MIN_DELTA_LIMIT		(hrtimer_granularity_us * NSEC_PER_USEC)
- 
- /**
-  * clockevents_increase_min_delta - raise minimum delta of a clock event device
-diff -Nur a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
---- a/kernel/time/hrtimer.c	2018-11-03 17:04:16.448274547 +0000
-+++ b/kernel/time/hrtimer.c	2018-11-03 16:58:17.283800909 +0000
-@@ -1803,7 +1803,7 @@
- long __sched schedule_msec_hrtimeout(long timeout)
- {
- 	struct hrtimer_sleeper t;
--	int delta, secs, jiffs;
-+	int delta, jiffs;
- 	ktime_t expires;
- 
- 	if (!timeout) {
-@@ -1820,9 +1820,8 @@
- 	if (jiffs > 4 || hrtimer_resolution >= NSEC_PER_SEC / HZ || pm_freezing)
- 		return schedule_timeout(jiffs);
- 
--	secs = timeout / 1000;
- 	delta = (timeout % 1000) * NSEC_PER_MSEC;
--	expires = ktime_set(secs, delta);
-+	expires = ktime_set(0, delta);
- 
- 	hrtimer_init_on_stack(&t.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- 	hrtimer_set_expires_range_ns(&t.timer, expires, delta);
-@@ -1846,9 +1845,53 @@
- 
- EXPORT_SYMBOL(schedule_msec_hrtimeout);
- 
-+#define USECS_PER_SEC 1000000
-+extern int hrtimer_granularity_us;
-+
-+static inline long schedule_usec_hrtimeout(long timeout)
-+{
-+	struct hrtimer_sleeper t;
-+	ktime_t expires;
-+	int delta;
-+
-+	if (!timeout) {
-+		__set_current_state(TASK_RUNNING);
-+		return 0;
-+	}
-+
-+	if (hrtimer_resolution >= NSEC_PER_SEC / HZ)
-+		return schedule_timeout(usecs_to_jiffies(timeout));
-+
-+	if (timeout < hrtimer_granularity_us)
-+		timeout = hrtimer_granularity_us;
-+	delta = (timeout % USECS_PER_SEC) * NSEC_PER_USEC;
-+	expires = ktime_set(0, delta);
-+
-+	hrtimer_init_on_stack(&t.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-+	hrtimer_set_expires_range_ns(&t.timer, expires, delta);
-+
-+	hrtimer_init_sleeper(&t, current);
-+
-+	hrtimer_start_expires(&t.timer, HRTIMER_MODE_REL);
-+
-+	if (likely(t.task))
-+		schedule();
-+
-+	hrtimer_cancel(&t.timer);
-+	destroy_hrtimer_on_stack(&t.timer);
-+
-+	__set_current_state(TASK_RUNNING);
-+
-+	expires = hrtimer_expires_remaining(&t.timer);
-+	timeout = ktime_to_us(expires);
-+	return timeout < 0 ? 0 : timeout;
-+}
-+
-+int __read_mostly hrtimeout_min_us = 1000;
-+
- long __sched schedule_min_hrtimeout(void)
- {
--	return schedule_msec_hrtimeout(1);
-+	return usecs_to_jiffies(schedule_usec_hrtimeout(hrtimeout_min_us));
- }
- 
- EXPORT_SYMBOL(schedule_min_hrtimeout);