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Date: Sat, 31 May 2025 16:17:23 -0400
From: Steven Rostedt <rostedt@goodmis.org>
To: LKML <linux-kernel@vger.kernel.org>, Linux Trace Kernel
 <linux-trace-kernel@vger.kernel.org>, x86@kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>, Borislav Petkov <bp@alien8.de>,
 Ingo Molnar <mingo@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>, Dave
 Hansen <dave.hansen@linux.intel.com>, Oleg Nesterov <oleg@redhat.com>,
 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>, Masami Hiramatsu
 <mhiramat@kernel.org>
Subject: Re: [PATCH] x86/fpu: Remove unused trace events
Message-ID: <20250531161723.1ea6a41c@gandalf.local.home>
In-Reply-To: <20250529131024.7c2ef96f@gandalf.local.home>
References: <20250529131024.7c2ef96f@gandalf.local.home>
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Can I get an acked-by, and I'll pull this in through my tree (with the
other patches that remove unused events)?

Thanks,

-- Steve


On Thu, 29 May 2025 13:10:24 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> From: Steven Rostedt <rostedt@goodmis.org>
> 
> The following trace events are not used and defining them just wastes
> memory:
> 
>   x86_fpu_before_restore
>   x86_fpu_after_restore
>   x86_fpu_init_state
> 
> Simply remove them.
> 
> Link: https://lore.kernel.org/all/20250529130138.544ffec4@gandalf.local.home/
> 
> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
> ---
>  arch/x86/include/asm/trace/fpu.h | 15 ---------------
>  1 file changed, 15 deletions(-)
> 
> diff --git a/arch/x86/include/asm/trace/fpu.h b/arch/x86/include/asm/trace/fpu.h
> index 0454d5e60e5d..721b408d9a67 100644
> --- a/arch/x86/include/asm/trace/fpu.h
> +++ b/arch/x86/include/asm/trace/fpu.h
> @@ -44,16 +44,6 @@ DEFINE_EVENT(x86_fpu, x86_fpu_after_save,
>  	TP_ARGS(fpu)
>  );
>  
> -DEFINE_EVENT(x86_fpu, x86_fpu_before_restore,
> -	TP_PROTO(struct fpu *fpu),
> -	TP_ARGS(fpu)
> -);
> -
> -DEFINE_EVENT(x86_fpu, x86_fpu_after_restore,
> -	TP_PROTO(struct fpu *fpu),
> -	TP_ARGS(fpu)
> -);
> -
>  DEFINE_EVENT(x86_fpu, x86_fpu_regs_activated,
>  	TP_PROTO(struct fpu *fpu),
>  	TP_ARGS(fpu)
> @@ -64,11 +54,6 @@ DEFINE_EVENT(x86_fpu, x86_fpu_regs_deactivated,
>  	TP_ARGS(fpu)
>  );
>  
> -DEFINE_EVENT(x86_fpu, x86_fpu_init_state,
> -	TP_PROTO(struct fpu *fpu),
> -	TP_ARGS(fpu)
> -);
> -
>  DEFINE_EVENT(x86_fpu, x86_fpu_dropped,
>  	TP_PROTO(struct fpu *fpu),
>  	TP_ARGS(fpu)