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authorLai Jiangshan <laijs@cn.fujitsu.com>2009-11-26 15:49:33 +0800
committerIngo Molnar <mingo@elte.hu>2009-11-27 06:24:19 +0100
commit0f1ef51d244809f417bdf45cdb00109fb6005672 (patch)
treecf5c5ef305b15973a1f70deb478522bde873f32a /kernel/trace
parentdd1853c3f493f6d22d9e5390b192a07b73d2ac0a (diff)
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: Lai Jiangshan <laijs@cn.fujitsu.com> Acked-by: Frederic 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: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace')
-rw-r--r--kernel/trace/trace_syscalls.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 9189cbe8607..63aa8070365 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -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);