From mboxrd@z Thu Jan  1 00:00:00 1970
From: Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [gcv v3 08/35] tracing: Replace __get_cpu_var uses
Date: Thu, 29 Aug 2013 17:26:22 -0400
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To: Christoph Lameter <cl@linux.com>
Cc: Tejun Heo <tj@kernel.org>, akpm@linuxfoundation.org, Frederic Weisbecker <fweisbec@gmail.com>, Ingo Molnar <mingo@redhat.com>, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org

On Wed, 28 Aug 2013 19:48:16 +0000

> Index: linux/kernel/trace/trace.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- linux.orig/kernel/trace/trace.c	2013-08-26 14:25:53.000000000 -05=
00
> +++ linux/kernel/trace/trace.c	2013-08-26 14:26:29.464993617 -0500
> @@ -1676,7 +1676,7 @@ static void __ftrace_trace_stack(struct
>  	 */
>  	barrier();
>  	if (use_stack =3D=3D 1) {
> -		trace.entries		=3D &__get_cpu_var(ftrace_stack).calls[0];
> +		trace.entries		=3D this_cpu_ptr(ftrace_stack.calls);
>  		trace.max_entries	=3D FTRACE_STACK_MAX_ENTRIES;
> =20
>  		if (regs)


This patch fails to build:

kernel/trace/trace.c: In function =E2=80=98__ftrace_trace_stack=E2=80=99=
:
kernel/trace/trace.c:1679:20: error: cast specifies array type

-- Steve