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

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Date:	Thu, 23 Oct 2008 18:35:14 +0200
From:	"Frédéric Weisbecker" <fweisbec@...il.com>
To:	"Alexey Dobriyan" <adobriyan@...il.com>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Geert Uytterhoeven" <geert@...ux-m68k.org>,
	"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

2008/10/23 Alexey Dobriyan <adobriyan@...il.com>:
> On Thu, Oct 23, 2008 at 07:27:48PM +0200, Frederic Weisbecker 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>
>
> Sure, except it doesn't fix anything.
>

Really? You mean only m68k or even on alpha?
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