From mboxrd@z Thu Jan  1 00:00:00 1970
From: Avi Kivity <avi@qumranet.com>
Subject: Re: [Bug] Real mode guests never wake up after an HLT instruction
Date: Sat, 05 Jul 2008 12:42:21 +0300
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Cc: Glauber Costa <glommer@gmail.com>, kvm@vger.kernel.org
To: Mohammed Gamal <m.gamal005@gmail.com>
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Mohammed Gamal wrote:
> Sorry for the scrambled message. Here is the patch
>   
>  
> +static inline void kvm_inject_db(struct kvm_vcpu *vcpu, u32 error_code)
> +{
> +	kvm_queue_exception_e(vcpu, DB_VECTOR, error_code);
> +}

IIRC debug exceptions don't push an error code.

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.