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-rw-r--r--include/linux/sched/autogroup.h1
-rw-r--r--include/linux/sched/clock.h1
-rw-r--r--include/linux/sched/coredump.h1
-rw-r--r--include/linux/sched/cpufreq.h1
-rw-r--r--include/linux/sched/cputime.h1
-rw-r--r--include/linux/sched/deadline.h1
-rw-r--r--include/linux/sched/debug.h1
-rw-r--r--include/linux/sched/hotplug.h1
-rw-r--r--include/linux/sched/idle.h1
-rw-r--r--include/linux/sched/init.h1
-rw-r--r--include/linux/sched/jobctl.h1
-rw-r--r--include/linux/sched/loadavg.h1
-rw-r--r--include/linux/sched/mm.h23
-rw-r--r--include/linux/sched/nohz.h1
-rw-r--r--include/linux/sched/numa_balancing.h1
-rw-r--r--include/linux/sched/prio.h1
-rw-r--r--include/linux/sched/rt.h1
-rw-r--r--include/linux/sched/signal.h1
-rw-r--r--include/linux/sched/stat.h1
-rw-r--r--include/linux/sched/sysctl.h1
-rw-r--r--include/linux/sched/task.h1
-rw-r--r--include/linux/sched/task_stack.h1
-rw-r--r--include/linux/sched/topology.h9
-rw-r--r--include/linux/sched/user.h1
-rw-r--r--include/linux/sched/wake_q.h1
-rw-r--r--include/linux/sched/xacct.h1
26 files changed, 48 insertions, 8 deletions
diff --git a/include/linux/sched/autogroup.h b/include/linux/sched/autogroup.h
index 55cd496df884..704391cc1d20 100644
--- a/include/linux/sched/autogroup.h
+++ b/include/linux/sched/autogroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_AUTOGROUP_H
#define _LINUX_SCHED_AUTOGROUP_H
diff --git a/include/linux/sched/clock.h b/include/linux/sched/clock.h
index a55600ffdf4b..867d588314e0 100644
--- a/include/linux/sched/clock.h
+++ b/include/linux/sched/clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_CLOCK_H
#define _LINUX_SCHED_CLOCK_H
diff --git a/include/linux/sched/coredump.h b/include/linux/sched/coredump.h
index 98ae0d05aa32..9c8847395b5e 100644
--- a/include/linux/sched/coredump.h
+++ b/include/linux/sched/coredump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_COREDUMP_H
#define _LINUX_SCHED_COREDUMP_H
diff --git a/include/linux/sched/cpufreq.h b/include/linux/sched/cpufreq.h
index d2be2ccbb372..d1ad3d825561 100644
--- a/include/linux/sched/cpufreq.h
+++ b/include/linux/sched/cpufreq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_CPUFREQ_H
#define _LINUX_SCHED_CPUFREQ_H
diff --git a/include/linux/sched/cputime.h b/include/linux/sched/cputime.h
index 4c5b9735c1ae..d0677f6739f6 100644
--- a/include/linux/sched/cputime.h
+++ b/include/linux/sched/cputime.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_CPUTIME_H
#define _LINUX_SCHED_CPUTIME_H
diff --git a/include/linux/sched/deadline.h b/include/linux/sched/deadline.h
index 975be862e083..a5bc8728ead7 100644
--- a/include/linux/sched/deadline.h
+++ b/include/linux/sched/deadline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_DEADLINE_H
#define _LINUX_SCHED_DEADLINE_H
diff --git a/include/linux/sched/debug.h b/include/linux/sched/debug.h
index 5d58d49e9f87..95fb9e025247 100644
--- a/include/linux/sched/debug.h
+++ b/include/linux/sched/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_DEBUG_H
#define _LINUX_SCHED_DEBUG_H
diff --git a/include/linux/sched/hotplug.h b/include/linux/sched/hotplug.h
index 752ac7e628d7..9a62ffdd296f 100644
--- a/include/linux/sched/hotplug.h
+++ b/include/linux/sched/hotplug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_HOTPLUG_H
#define _LINUX_SCHED_HOTPLUG_H
diff --git a/include/linux/sched/idle.h b/include/linux/sched/idle.h
index 5ca63ebad6b4..22873d276be6 100644
--- a/include/linux/sched/idle.h
+++ b/include/linux/sched/idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_IDLE_H
#define _LINUX_SCHED_IDLE_H
diff --git a/include/linux/sched/init.h b/include/linux/sched/init.h
index 127215045285..03542575fd33 100644
--- a/include/linux/sched/init.h
+++ b/include/linux/sched/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_INIT_H
#define _LINUX_SCHED_INIT_H
diff --git a/include/linux/sched/jobctl.h b/include/linux/sched/jobctl.h
index 016afa0fb3bb..98228bd48aee 100644
--- a/include/linux/sched/jobctl.h
+++ b/include/linux/sched/jobctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_JOBCTL_H
#define _LINUX_SCHED_JOBCTL_H
diff --git a/include/linux/sched/loadavg.h b/include/linux/sched/loadavg.h
index 4264bc6b2c27..80bc84ba5d2a 100644
--- a/include/linux/sched/loadavg.h
+++ b/include/linux/sched/loadavg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_LOADAVG_H
#define _LINUX_SCHED_LOADAVG_H
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index 3a19c253bdb1..3d49b91b674d 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_MM_H
#define _LINUX_SCHED_MM_H
@@ -84,6 +85,12 @@ static inline bool mmget_not_zero(struct mm_struct *mm)
/* mmput gets rid of the mappings and all user-space */
extern void mmput(struct mm_struct *);
+#ifdef CONFIG_MMU
+/* same as above but performs the slow path from the async context. Can
+ * be called from the atomic context as well
+ */
+void mmput_async(struct mm_struct *);
+#endif
/* Grab a reference to a task's mm, if it is not already going away */
extern struct mm_struct *get_task_mm(struct task_struct *task);
@@ -205,4 +212,20 @@ static inline void memalloc_noreclaim_restore(unsigned int flags)
current->flags = (current->flags & ~PF_MEMALLOC) | flags;
}
+#ifdef CONFIG_MEMBARRIER
+enum {
+ MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY = (1U << 0),
+ MEMBARRIER_STATE_SWITCH_MM = (1U << 1),
+};
+
+static inline void membarrier_execve(struct task_struct *t)
+{
+ atomic_set(&t->mm->membarrier_state, 0);
+}
+#else
+static inline void membarrier_execve(struct task_struct *t)
+{
+}
+#endif
+
#endif /* _LINUX_SCHED_MM_H */
diff --git a/include/linux/sched/nohz.h b/include/linux/sched/nohz.h
index 028d17b918a7..3d3a97d9399d 100644
--- a/include/linux/sched/nohz.h
+++ b/include/linux/sched/nohz.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_NOHZ_H
#define _LINUX_SCHED_NOHZ_H
diff --git a/include/linux/sched/numa_balancing.h b/include/linux/sched/numa_balancing.h
index 35d5fc77b4be..e7dd04a84ba8 100644
--- a/include/linux/sched/numa_balancing.h
+++ b/include/linux/sched/numa_balancing.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_NUMA_BALANCING_H
#define _LINUX_SCHED_NUMA_BALANCING_H
diff --git a/include/linux/sched/prio.h b/include/linux/sched/prio.h
index 2cc450f6ec54..7d64feafc408 100644
--- a/include/linux/sched/prio.h
+++ b/include/linux/sched/prio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_PRIO_H
#define _LINUX_SCHED_PRIO_H
diff --git a/include/linux/sched/rt.h b/include/linux/sched/rt.h
index f93329aba31a..db865ed25ef3 100644
--- a/include/linux/sched/rt.h
+++ b/include/linux/sched/rt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_RT_H
#define _LINUX_SCHED_RT_H
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index 2a0dd40b15db..0aa4548fb492 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_SIGNAL_H
#define _LINUX_SCHED_SIGNAL_H
diff --git a/include/linux/sched/stat.h b/include/linux/sched/stat.h
index 141b74c53fad..04f1321d14c4 100644
--- a/include/linux/sched/stat.h
+++ b/include/linux/sched/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_STAT_H
#define _LINUX_SCHED_STAT_H
diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index 0f5ecd4d298e..d6a18a3839cc 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_SYSCTL_H
#define _LINUX_SCHED_SYSCTL_H
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index 79a2a744648d..05b8650f06f5 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_TASK_H
#define _LINUX_SCHED_TASK_H
diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index df6ea6665b31..cb4828aaa34f 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_TASK_STACK_H
#define _LINUX_SCHED_TASK_STACK_H
diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h
index d7b6dab956ec..cf257c2e728d 100644
--- a/include/linux/sched/topology.h
+++ b/include/linux/sched/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_TOPOLOGY_H
#define _LINUX_SCHED_TOPOLOGY_H
@@ -71,14 +72,6 @@ struct sched_domain_shared {
atomic_t ref;
atomic_t nr_busy_cpus;
int has_idle_cores;
-
- /*
- * Some variables from the most recent sd_lb_stats for this domain,
- * used by wake_affine().
- */
- unsigned long nr_running;
- unsigned long load;
- unsigned long capacity;
};
struct sched_domain {
diff --git a/include/linux/sched/user.h b/include/linux/sched/user.h
index 3c07e4135127..0dcf4e480ef7 100644
--- a/include/linux/sched/user.h
+++ b/include/linux/sched/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_USER_H
#define _LINUX_SCHED_USER_H
diff --git a/include/linux/sched/wake_q.h b/include/linux/sched/wake_q.h
index d03d8a9047dc..10b19a192b2d 100644
--- a/include/linux/sched/wake_q.h
+++ b/include/linux/sched/wake_q.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_WAKE_Q_H
#define _LINUX_SCHED_WAKE_Q_H
diff --git a/include/linux/sched/xacct.h b/include/linux/sched/xacct.h
index a28156a0d34a..c078f0a94cec 100644
--- a/include/linux/sched/xacct.h
+++ b/include/linux/sched/xacct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_XACCT_H
#define _LINUX_SCHED_XACCT_H