X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Flinux%2Fsched.h;h=124430ba569b5bf7991e25208ee0d92d922ceefb;hb=7288e1187ba935996232246916418c64bb88da30;hp=ffccdad050b5b89d086b70a906843b3c23861984;hpb=2a0fede97fd52a5c9789d1d54ebd3b46878151c3;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/include/linux/sched.h b/include/linux/sched.h
index ffccdad..124430b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -400,10 +400,8 @@ extern int get_dumpable(struct mm_struct *mm);
 #define SUID_DUMP_ROOT		2	/* Dump as root */
 
 /* mm flags */
-/* dumpable bits */
-#define MMF_DUMPABLE      0  /* core dump is permitted */
-#define MMF_DUMP_SECURELY 1  /* core file is readable only by root */
 
+/* for SUID_DUMP_* above */
 #define MMF_DUMPABLE_BITS 2
 #define MMF_DUMPABLE_MASK ((1 << MMF_DUMPABLE_BITS) - 1)
 
@@ -549,6 +547,7 @@ struct signal_struct {
 	atomic_t		sigcnt;
 	atomic_t		live;
 	int			nr_threads;
+	struct list_head	thread_head;
 
 	wait_queue_head_t	wait_chldexit;	/* for wait4() */
 
@@ -1271,6 +1270,7 @@ struct task_struct {
 	/* PID/PID hash table linkage. */
 	struct pid_link pids[PIDTYPE_MAX];
 	struct list_head thread_group;
+	struct list_head thread_node;
 
 	struct completion *vfork_done;		/* for vfork() */
 	int __user *set_child_tid;		/* CLONE_CHILD_SETTID */
@@ -2341,6 +2341,16 @@ extern bool current_is_single_threaded(void);
 #define while_each_thread(g, t) \
 	while ((t = next_thread(t)) != g)
 
+#define __for_each_thread(signal, t)	\
+	list_for_each_entry_rcu(t, &(signal)->thread_head, thread_node)
+
+#define for_each_thread(p, t)		\
+	__for_each_thread((p)->signal, t)
+
+/* Careful: this is a double loop, 'break' won't work as expected. */
+#define for_each_process_thread(p, t)	\
+	for_each_process(p) for_each_thread(p, t)
+
 static inline int get_nr_threads(struct task_struct *tsk)
 {
 	return tsk->signal->nr_threads;