From mboxrd@z Thu Jan  1 00:00:00 1970
From: "=?ISO-8859-1?Q?Fr=E9d=E9ric_Weisbecker?=" <fweisbec@gmail.com>
Subject: Re: [PATCH] tracing: fix a build error on alpha and m68k
Date: Thu, 23 Oct 2008 18:24:14 +0200
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To: Ingo Molnar <mingo@elte.hu>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>, Alexey Dobriyan <adobriyan@gmail.com>, Stephen Rothwell <sfr@canb.auug.org.au>, linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Steven Rostedt <rostedt@goodmis.org>

2008/10/23 Frederic Weisbecker <fweisbec@gmail.com>:
> When tracing is enabled, some arch have included <linux/irqflags.h>
> on their <asm/system.h> but others like alpha or m68k don't.
>
> Build error on alpha:
>
> kernel/trace/trace.c: In function 'tracing_generic_entry_update':
> kernel/trace/trace.c:658: error: implicit declaration of function 'irqs_disabled_flags'
> kernel/trace/trace.c: In function 'tracing_cpumask_write':
> kernel/trace/trace.c:2145: error: implicit declaration of function 'raw_local_irq_disable'
> kernel/trace/trace.c:2162: error: implicit declaration of function 'raw_local_irq_enable'
> kernel/trace/trace.c: In function 'trace_die_handler':
> kernel/trace/trace.c:3039: error: 'DIE_OOPS' undeclared (first use in this function)
>
> Build error on m68k:
> http://kisskb.ellerman.id.au/kisskb/buildresult/50641/
>
>
> Include it on kernel/trace/trace.c
>
> Reported-by: Alexey Dobriyan <adobriyan@gmail.com>
> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
> ---
> diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
> index 78d5661..deb9684 100644
> --- a/kernel/trace/trace.c
> +++ b/kernel/trace/trace.c
> @@ -34,6 +34,7 @@
>
>  #include <linux/stacktrace.h>
>  #include <linux/ring_buffer.h>
> +#include <linux/irqflags.h>
>
>  #include "trace.h"
>
>

And one other "reported by" for the m68k error:

Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>