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-rw-r--r--include/linux/pid.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/pid.h b/include/linux/pid.h
index 3591210..8cf9b11 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -119,4 +119,17 @@ extern void FASTCALL(free_pid(struct pid *pid));
1; }) ); \
}
+#define do_each_pid_task(pid, type, task) \
+ if ((task = pid_task(pid, type))) { \
+ prefetch(pid_next(task, type)); \
+ do {
+
+#define while_each_pid_task(pid, type, task) \
+ } while (pid_next(task, type) && ({ \
+ task = pid_next_task(task, type); \
+ rcu_dereference(task); \
+ prefetch(pid_next(task, type)); \
+ 1; }) ); \
+ }
+
#endif /* _LINUX_PID_H */