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Commit 0f1ef51d authored by Lai Jiangshan's avatar Lai Jiangshan Committed by Ingo Molnar
Browse files

trace_syscalls: Add syscall nr field 



Field syscall number is missed in syscall_enter_define_fields()/
syscall_exit_define_fields().

Syscall number is also needed for event filter or other users.

Signed-off-by: default avatarLai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: default avatarFrederic Weisbecker <fweisbec@gmail.com>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <4B0E330D.1070206@cn.fujitsu.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent dd1853c3

kernel/trace/trace_syscalls.c

+8 −0
Original line number Diff line number Diff line
@@ -261,6 +261,10 @@ int syscall_enter_define_fields(struct ftrace_event_call *call) 
	if (ret)

		return ret;



	ret = trace_define_field(call, SYSCALL_FIELD(int, nr), FILTER_OTHER);

	if (ret)

		return ret;



	for (i = 0; i < meta->nb_args; i++) {

		ret = trace_define_field(call, meta->types[i],

					 meta->args[i], offset,
@@ -281,6 +285,10 @@ int syscall_exit_define_fields(struct ftrace_event_call *call) 
	if (ret)

		return ret;



	ret = trace_define_field(call, SYSCALL_FIELD(int, nr), FILTER_OTHER);

	if (ret)

		return ret;



	ret = trace_define_field(call, SYSCALL_FIELD(long, ret),

				 FILTER_OTHER);