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authorBeau Belgrave <beaub@linux.microsoft.com>2023-03-29 02:52:09 +0300
committerSteven Rostedt (Google) <rostedt@goodmis.org>2023-03-29 13:52:08 +0300
commitfd593511cdfc0b0e38af2eb21c99f5154a1d7acf (patch)
treef20436aa3368002cc877fd370f9d0b1cda714874 /include/linux/user_events.h
parente5a26a4048eeb9558e5c84f340a989c78db4adf4 (diff)
downloadlinux-fd593511cdfc0b0e38af2eb21c99f5154a1d7acf.tar.xz
tracing/user_events: Track fork/exec/exit for mm lifetime
During tracefs discussions it was decided instead of requiring a mapping within a user-process to track the lifetime of memory descriptors we should hook the appropriate calls. Do this by adding the minimal stubs required for task fork, exec, and exit. Currently this is just a NOP. Future patches will implement these calls fully. Link: https://lkml.kernel.org/r/20230328235219.203-3-beaub@linux.microsoft.com Suggested-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Signed-off-by: Beau Belgrave <beaub@linux.microsoft.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'include/linux/user_events.h')
-rw-r--r--include/linux/user_events.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/user_events.h b/include/linux/user_events.h
index 13689589d36e..3d747c45d2fa 100644
--- a/include/linux/user_events.h
+++ b/include/linux/user_events.h
@@ -11,4 +11,22 @@
#include <uapi/linux/user_events.h>
+#ifdef CONFIG_USER_EVENTS
+struct user_event_mm {
+};
+#endif
+
+static inline void user_events_fork(struct task_struct *t,
+ unsigned long clone_flags)
+{
+}
+
+static inline void user_events_execve(struct task_struct *t)
+{
+}
+
+static inline void user_events_exit(struct task_struct *t)
+{
+}
+
#endif /* _LINUX_USER_EVENTS_H */