Re: [PATCH v2] ftrace/x86: Load ftrace_ops in parameter not thevariable holding it

From: Steven Rostedt
Date: Tue Jan 07 2014 - 13:59:23 EST

On Wed, 13 Nov 2013 13:06:33 -0800
"H. Peter Anvin" <hpa@xxxxxxxxxxxxxxx> wrote:

> On 11/13/2013 12:20 PM, Steven Rostedt wrote:
> >
> > Function tracing callbacks expect to have the ftrace_ops that registered it
> > passed to them, not the address of the variable that holds the ftrace_ops
> > that registered it.
> >
> > Use a mov instead of a lea to store the ftrace_ops into the parameter
> > of the function tracing callback.
> >
> > Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
> This looks like an urgent fix, am I correct?

Hi Peter, I think this patch got missed somehow. Can you pull it in.
You can also add Masami's reviewed-by tag too.

Also add the following tags:

Cc: stable@xxxxxxxxxxxxxxx # 3.8+
Fixes: 2f5f6ad9390c1 ("ftrace: Pass ftrace_ops as third parameter to
function trace callback")


-- Steve
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