Messages in this thread | | | Date | Tue, 17 Nov 2009 15:46:31 +0800 | From | Lai Jiangshan <> | Subject | Re: [PATCH] tracing: prevent build warning: 'ftrace_graph_buf' defined but not used |
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Frederic Weisbecker wrote: > On Thu, Nov 05, 2009 at 11:16:17AM +0800, Lai Jiangshan wrote: >> prevent build warning when !CONFIG_FUNCTION_GRAPH_TRACER >> >> Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> > > > Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Hi, Ingo,
Could you apply this cleanup patch for -tip?
Lai
> > > >> --- >> diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c >> index 7cb6f19..892e3ea 100644 >> --- a/kernel/trace/ftrace.c >> +++ b/kernel/trace/ftrace.c >> @@ -2274,7 +2274,6 @@ void ftrace_set_notrace(unsigned char *buf, int len, int reset) >> #define FTRACE_FILTER_SIZE COMMAND_LINE_SIZE >> static char ftrace_notrace_buf[FTRACE_FILTER_SIZE] __initdata; >> static char ftrace_filter_buf[FTRACE_FILTER_SIZE] __initdata; >> -static char ftrace_graph_buf[FTRACE_FILTER_SIZE] __initdata; >> >> static int __init set_ftrace_notrace(char *str) >> { >> @@ -2291,6 +2290,7 @@ static int __init set_ftrace_filter(char *str) >> __setup("ftrace_filter=", set_ftrace_filter); >> >> #ifdef CONFIG_FUNCTION_GRAPH_TRACER >> +static char ftrace_graph_buf[FTRACE_FILTER_SIZE] __initdata; >> static int __init set_graph_function(char *str) >> { >> strlcpy(ftrace_graph_buf, str, FTRACE_FILTER_SIZE); >> > > >
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