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From: Randy Dunlap <rdunlap@infradead.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	linux-next@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: linux-next: Tree for Sep 7 (kernel/trace/trace_hwlat.c)
Date: Wed, 7 Sep 2016 11:34:24 -0700	[thread overview]
Message-ID: <2c4a12e1-7970-f272-8883-db7c6ae36825@infradead.org> (raw)
In-Reply-To: <20160907124422.70216727@gandalf.local.home>

On 09/07/16 09:44, Steven Rostedt wrote:

> Thanks!
> 
> Below is the fix. I'll have to add it.
> 
> -- Steve
> 
> 
> diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
> index 72c07c2ffd79..d9000a81960e 100644
> --- a/kernel/trace/Kconfig
> +++ b/kernel/trace/Kconfig
> @@ -224,6 +224,7 @@ config SCHED_TRACER
>  config HWLAT_TRACER
>  	bool "Tracer to detect hardware latencies (like SMIs)"
>  	select GENERIC_TRACER
> +	select TRACER_MAX_TRACE
>  	help
>  	 This tracer, when enabled will create one or more kernel threads,
>  	 depening on what the cpumask file is set to, which each thread
> 

Hm, now I get:

../kernel/trace/trace.c: In function 'tracing_set_tracer':
../kernel/trace/trace.c:4850:3: error: implicit declaration of function 'free_snapshot' [-Werror=implicit-function-declaration]
   free_snapshot(tr);
   ^
../kernel/trace/trace.c:4856:3: error: implicit declaration of function 'alloc_snapshot' [-Werror=implicit-function-declaration]
   ret = alloc_snapshot(tr);
   ^


-- 
~Randy

  reply	other threads:[~2016-09-07 18:34 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-07  7:52 linux-next: Tree for Sep 7 Stephen Rothwell
2016-09-07 16:37 ` linux-next: Tree for Sep 7 (kernel/trace/trace_hwlat.c) Randy Dunlap
2016-09-07 16:44   ` Steven Rostedt
2016-09-07 18:34     ` Randy Dunlap [this message]
2016-09-07 18:48       ` Steven Rostedt
2016-09-07 19:38         ` Steven Rostedt
2016-09-07 20:55           ` Randy Dunlap
2016-09-08  2:58             ` Steven Rostedt
2016-09-08  5:38               ` Randy Dunlap
2016-09-07 21:42           ` Stephen Rothwell
2016-09-08  2:59             ` Steven Rostedt

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