From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 605BC3A5E82; Thu, 9 Apr 2026 09:38:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775727521; cv=none; b=iYEXVgz+5LfHf3TswpW25B/BGoo1N6oWWqSWdHFc0aIF/rdhmK+OZQE9ei3pzHLtXw9EUm3KlAVOZm8Kor0n+IfFBA62uv7cnTnVkK7YQGg0TJ1P1N/yTHXnak5GU0zVpAAHGnQSdgQZPleGhdQxZXWyiksbkVUlIWb8Zc38tFc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775727521; c=relaxed/simple; bh=33k/TXfTruZVtbKLd4hdxTIsE0NkJjsmwLRNMRZUPFE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=jOKPDpUHS3HLoVmM35CB2+SFf+S4JbUbF+74bUKa2S5FixogvVldz9PEQfgdT0k1ff0gNrpTS6uY2ZkRgSzqQosyOS4mSe5dAHw5GoVyZcd+60uUHnhz7LbtiDL2rr1YLufMFkQJq57QduP9dvzkfjSOwQz0rIjXpxnSzgu91DY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=kQAPldCV; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="kQAPldCV" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1775727519; x=1807263519; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=33k/TXfTruZVtbKLd4hdxTIsE0NkJjsmwLRNMRZUPFE=; b=kQAPldCVyb6z/gwQ2/g1DSgEBX3p+WFTwSCx12N9y6pYA7O69Ram8zlE OjnA4T+2qk9D6jtWnqvTj/JDYSuDaqUwFgMwRacVNj6eg9Otz+bsTYtaP UXHcUu7FcF+sZahTc/1r7ZFFxNXtH8Fif32m+ZvyelmXP1/HWgyYaUjwO lvV6AHF7nKlETPko9TEN9Uf9ecrU8/V1EIMziJXAkFYvzaikSgK9cvpL9 9Vchf3lrDepDZrIPdCVfRO2Rc6BU5TRd+U9h/M+d4jpO3AiSiLreQtFye HaretCKcFBJjEpWmbKyB7piKUGKyeZUbBzE+g+xSC+UH5u+S/SzpW5KP5 w==; X-CSE-ConnectionGUID: 5ceGK9vwQ4iyFkfFGYYL8A== X-CSE-MsgGUID: 7i0IUaDGSmqkWfhWg1pGgg== X-IronPort-AV: E=McAfee;i="6800,10657,11753"; a="80320914" X-IronPort-AV: E=Sophos;i="6.23,169,1770624000"; d="scan'208";a="80320914" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2026 02:38:37 -0700 X-CSE-ConnectionGUID: WwqgY843TSK1JA4pl6IcGA== X-CSE-MsgGUID: mRbemetcSzeWgXgljxiIOQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,169,1770624000"; d="scan'208";a="233697046" Received: from unknown (HELO [10.238.1.89]) ([10.238.1.89]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2026 02:38:36 -0700 Message-ID: <159da102-0fee-45f9-8679-16f2db610126@linux.intel.com> Date: Thu, 9 Apr 2026 17:38:33 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/7] KVM: VMX: more cleanups to __vmx_vcpu_run To: Paolo Bonzini Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, seanjc@google.com, chang.seok.bae@intel.com References: <20260408182213.522713-1-pbonzini@redhat.com> <20260408182213.522713-3-pbonzini@redhat.com> Content-Language: en-US From: Binbin Wu In-Reply-To: <20260408182213.522713-3-pbonzini@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/9/2026 2:22 AM, Paolo Bonzini wrote: [...] > @@ -207,29 +204,29 @@ SYM_INNER_LABEL_ALIGN(vmx_vmexit, SYM_L_GLOBAL) > UNWIND_HINT_RESTORE > ENDBR > > - /* Temporarily save guest's RAX. */ > - push %_ASM_AX > + /* Temporarily save guest's RDI. */ > + push %_ASM_DI > > /* Reload @vmx to RAX. */ RAX -> RDI > - mov 2*WORD_SIZE(%_ASM_SP), %_ASM_AX > + mov 2*WORD_SIZE(%_ASM_SP), %_ASM_DI > [...]