linux-kernel - Re: [PATCH] tracing: fix a build error on alpha and m68k

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Date:	Thu, 23 Oct 2008 18:37:02 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH] tracing: fix a build error on alpha and m68k


* Frederic Weisbecker <fweisbec@...il.com> wrote:

> 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@...il.com>
> Signed-off-by: Frederic Weisbecker <fweisbec@...il.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"

applied to tip/tracing/urgent, thanks!

	Ingo
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