X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=instrumentation%2Fsyscalls%2Fheaders%2Fsyscalls_pointers_override.h;h=a552908e6add45001db99a717665b20ec416855f;hb=57ede728166a5a18a8cd9e70cb51e09d948f84a4;hp=e464a4ee4e7a9d8f1c8ec3e584196c8ea7576dba;hpb=daaf627aaa66c434d9274c6616977a6edc07b6ca;p=lttng-modules.git

diff --git a/instrumentation/syscalls/headers/syscalls_pointers_override.h b/instrumentation/syscalls/headers/syscalls_pointers_override.h
index e464a4ee..a552908e 100644
--- a/instrumentation/syscalls/headers/syscalls_pointers_override.h
+++ b/instrumentation/syscalls/headers/syscalls_pointers_override.h
@@ -1,4 +1,65 @@
-/*
- * This is a place-holder for override defines for system calls with
- * pointers (all architectures).
- */
+#define OVERRIDE_32_execve
+#define OVERRIDE_64_execve
+
+#ifndef CREATE_SYSCALL_TABLE
+
+SC_LTTNG_TRACEPOINT_EVENT(execve,
+	TP_PROTO(sc_exit(long ret,) const char *filename, char *const *argv, char *const *envp),
+	TP_ARGS(sc_exit(ret,) filename, argv, envp),
+	TP_FIELDS(sc_exit(ctf_integer(long, ret, ret))
+		sc_in(ctf_user_string(filename, filename))
+		sc_in(ctf_integer_hex(char *const *, argv, argv))
+		sc_in(ctf_integer_hex(char *const *, envp, envp))
+	)
+)
+
+SC_LTTNG_TRACEPOINT_EVENT(clone,
+	TP_PROTO(sc_exit(long ret,) unsigned long clone_flags, unsigned long newsp,
+		void __user *parent_tid,
+		void __user *child_tid),
+	TP_ARGS(sc_exit(ret,) clone_flags, newsp, parent_tid, child_tid),
+	TP_FIELDS(
+		sc_exit(ctf_integer(long, ret, ret))
+		sc_in(ctf_integer_hex(unsigned long, clone_flags, clone_flags))
+		sc_in(ctf_integer_hex(unsigned long, newsp, newsp))
+		sc_in(ctf_integer_hex(void *, parent_tid, parent_tid))
+		sc_in(ctf_integer_hex(void *, child_tid, child_tid))
+	)
+)
+
+/* present in 32, missing in 64 due to old kernel headers */
+#define OVERRIDE_32_getcpu
+#define OVERRIDE_64_getcpu
+SC_LTTNG_TRACEPOINT_EVENT(getcpu,
+	TP_PROTO(sc_exit(long ret,) unsigned __user *cpup, unsigned __user *nodep, void *tcache),
+	TP_ARGS(sc_exit(ret,) cpup, nodep, tcache),
+	TP_FIELDS(
+		sc_exit(ctf_integer(long, ret, ret))
+		sc_out(ctf_integer_hex(unsigned *, cpup, cpup))
+		sc_out(ctf_integer_hex(unsigned *, nodep, nodep))
+		sc_inout(ctf_integer_hex(void *, tcache, tcache))
+	)
+)
+
+#define OVERRIDE_32_pipe
+#define OVERRIDE_64_pipe
+SC_LTTNG_TRACEPOINT_EVENT(pipe,
+	TP_PROTO(sc_exit(long ret,) int * fildes),
+	TP_ARGS(sc_exit(ret,) fildes),
+	TP_FIELDS(sc_exit(ctf_integer(long, ret, ret))
+		sc_out(ctf_user_array(int, fildes, fildes, 2))
+	)
+)
+
+#define OVERRIDE_32_pipe2
+#define OVERRIDE_64_pipe2
+SC_LTTNG_TRACEPOINT_EVENT(pipe2,
+	TP_PROTO(sc_exit(long ret,) int * fildes, int flags),
+	TP_ARGS(sc_exit(ret,) fildes, flags),
+	TP_FIELDS(sc_exit(ctf_integer(long, ret, ret))
+		sc_out(ctf_user_array(int, fildes, fildes, 2))
+		sc_in(ctf_integer(int, flags, flags))
+	)
+)
+
+#endif /* CREATE_SYSCALL_TABLE */