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-rw-r--r--include/linux/sched/coredump.h5
-rw-r--r--include/linux/sched/nohz.h2
-rw-r--r--include/linux/sched/signal.h2
-rw-r--r--include/linux/sched/task.h2
4 files changed, 8 insertions, 3 deletions
diff --git a/include/linux/sched/coredump.h b/include/linux/sched/coredump.h
index 69eedcef8f03..98ae0d05aa32 100644
--- a/include/linux/sched/coredump.h
+++ b/include/linux/sched/coredump.h
@@ -68,7 +68,10 @@ static inline int get_dumpable(struct mm_struct *mm)
#define MMF_OOM_SKIP 21 /* mm is of no interest for the OOM killer */
#define MMF_UNSTABLE 22 /* mm is unstable for copy_from_user */
#define MMF_HUGE_ZERO_PAGE 23 /* mm has ever used the global huge zero page */
+#define MMF_DISABLE_THP 24 /* disable THP for all VMAs */
+#define MMF_DISABLE_THP_MASK (1 << MMF_DISABLE_THP)
-#define MMF_INIT_MASK (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK)
+#define MMF_INIT_MASK (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK |\
+ MMF_DISABLE_THP_MASK)
#endif /* _LINUX_SCHED_COREDUMP_H */
diff --git a/include/linux/sched/nohz.h b/include/linux/sched/nohz.h
index 7d3f75db23e5..028d17b918a7 100644
--- a/include/linux/sched/nohz.h
+++ b/include/linux/sched/nohz.h
@@ -2,7 +2,7 @@
#define _LINUX_SCHED_NOHZ_H
/*
- * This is the interface between the scheduler and nohz/dyntics:
+ * This is the interface between the scheduler and nohz/dynticks:
*/
#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON)
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index c06d63b3a583..2a0dd40b15db 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -222,7 +222,7 @@ struct signal_struct {
struct mutex cred_guard_mutex; /* guard against foreign influences on
* credential calculations
* (notably. ptrace) */
-};
+} __randomize_layout;
/*
* Bits in flags field of signal_struct.
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index f0f065c5afcf..c97e5f096927 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -9,6 +9,7 @@
#include <linux/sched.h>
struct task_struct;
+struct rusage;
union thread_union;
/*
@@ -74,6 +75,7 @@ extern long _do_fork(unsigned long, unsigned long, unsigned long, int __user *,
extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *);
struct task_struct *fork_idle(int);
extern pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
+extern long kernel_wait4(pid_t, int *, int, struct rusage *);
extern void free_task(struct task_struct *tsk);
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