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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-12-08 11:14:36 +0800 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2009-12-13 18:34:23 +0100 |
| commit | 614a71a26ba3d97e9fa85649db69a682b78e407d (patch) | |
| tree | f0e52c9fa62f4e4230bc2ead2449caae3b30ff87 /kernel/trace/trace_syscalls.c | |
| parent | 87d9b4e1c52867a45331a9a5495f6448e0c68b23 (diff) | |
| download | blackbird-op-linux-614a71a26ba3d97e9fa85649db69a682b78e407d.tar.gz blackbird-op-linux-614a71a26ba3d97e9fa85649db69a682b78e407d.zip | |
tracing: Pull up calls to trace_define_common_fields()
Call trace_define_common_fields() in event_create_dir() only.
This avoids trace events to handle it from their define_fields
callbacks and shrinks the kernel code size:
text data bss dec hex filename
5346802 1961864 7103260 14411926 dbe896 vmlinux.o.old
5345151 1961864 7103260 14410275 dbe223 vmlinux.o
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
LKML-Reference: <4B1DC49C.8000107@cn.fujitsu.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'kernel/trace/trace_syscalls.c')
| -rw-r--r-- | kernel/trace/trace_syscalls.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c index 57501d90096a..b957edd0ca3b 100644 --- a/kernel/trace/trace_syscalls.c +++ b/kernel/trace/trace_syscalls.c @@ -217,10 +217,6 @@ int syscall_enter_define_fields(struct ftrace_event_call *call) int i; int offset = offsetof(typeof(trace), args); - ret = trace_define_common_fields(call); - if (ret) - return ret; - ret = trace_define_field(call, SYSCALL_FIELD(int, nr), FILTER_OTHER); if (ret) return ret; @@ -241,10 +237,6 @@ int syscall_exit_define_fields(struct ftrace_event_call *call) struct syscall_trace_exit trace; int ret; - ret = trace_define_common_fields(call); - if (ret) - return ret; - ret = trace_define_field(call, SYSCALL_FIELD(int, nr), FILTER_OTHER); if (ret) return ret; |
