Re: [RFC patch 10/15] x86/entry: Move irq tracing to C code

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To: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Subject: Re: [RFC patch 10/15] x86/entry: Move irq tracing to C code
From: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Date: Wed, 25 Sep 2019 21:59:40 -0500
Cc: LKML <linux-kernel@xxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Marc Zyngier <maz@xxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>, kvm@xxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx
In-reply-to: <20190919150809.446771597@linutronix.de>
References: <20190919150314.054351477@linutronix.de> <20190919150809.446771597@linutronix.de>
User-agent: NeoMutt/20180716

On Thu, Sep 19, 2019 at 05:03:24PM +0200, Thomas Gleixner wrote:
>  ENTRY(error_exit)
> -	UNWIND_HINT_REGS
>  	DISABLE_INTERRUPTS(CLBR_ANY)
>  	TRACE_IRQS_OFF
> +	UNWIND_HINT_REGS
>  	testb	$3, CS(%rsp)
>  	jz	retint_kernel
>  	jmp	retint_user

I don't think this UNWIND_HINT_REGS needs to be moved?

-- 
Josh

References:
- [RFC patch 00/15] entry: Provide generic implementation for host and guest entry/exit work
  - From: Thomas Gleixner
- [RFC patch 10/15] x86/entry: Move irq tracing to C code
  - From: Thomas Gleixner

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