From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F1BA82139C1 for ; Tue, 18 Jun 2024 14:34:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718721259; cv=none; b=Tk0Q17EEt4rzoQdctivNIqWam3ZoSV9H4SWN3CJTeo7jWJpKjhZmoQP65a3XyHoB4uUh+CgRi8EP/kE5z5q5v5KjP0ILx3+6nuAkoHni0U2Fzc385u0/R+9bEdUujT284kDf9g4rdhWESWgKEDBhkDk3WwDO1UxuPNyA6Ho8MoI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718721259; c=relaxed/simple; bh=yqIFQcKxXGEMDkvNg3xeGa5fyRgqgp+DUsjUnWY1/Gw=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=YIbqWFNlvsZ0NATs9uxIRmm+AnbJwnd7IJhbimzD/rD6KtzxSGb0ZSCUKLlxYQpvnFn+AlXKndifskpR+1bo9vOGetOsyM0zw/2q0HHKikrIhEuK9VDFnnzhfsv8+CNwX31LCXiNVeAbPct+BfBgZYMDUG+ZJ48ibVnNxwzgOEY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=ugFny4E1; arc=none smtp.client-ip=209.85.210.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ugFny4E1" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-7060b6e7e78so1601706b3a.1 for ; Tue, 18 Jun 2024 07:34:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1718721257; x=1719326057; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=yqIFQcKxXGEMDkvNg3xeGa5fyRgqgp+DUsjUnWY1/Gw=; b=ugFny4E1ZpmxeXR9M5fq1Cq3EOKLFTRBJYLZqPBCARM9VEHm83FrLYdfyXBtn1AHBN hJBrTCQeEnvyueXvP8AtYbFasqvWrXQvlgHDR1ZAeLjP1pb3/932n5oJ6JPivbBQM5pw fjgSXMzxnF9SlubA8i69Cgjy7tv1YZ8s2BYu0aANQMoVQE1uuEd/tAalGoSJOM2Xyny4 cUsLmmxayIgmA6QEr+VjvFWbyQWSlh61sK/goCDtxmimbiATMaxJWdwmyGRX4sYDMiAb f/rJTilVu9gEarjCdBofWx2GdElcZBrahu8UByJUKgwL0YvrggJVyr1XcDO2yClVfetY jx5Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718721257; x=1719326057; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to; bh=yqIFQcKxXGEMDkvNg3xeGa5fyRgqgp+DUsjUnWY1/Gw=; b=Jhdl77Wmgo+RaiJqVrLL3Q94XA461URuNjdSWgqJvWtpEonwPX9EVMgIdT0gvM1nk8 hewwA81zJ/Jrtn282mkojhNO6SgPftW2NjZLzgF+NJb/C92nAUGP0mBuLT1pSUqvxozK w9+hXD+oAMbTO2IALAnt6DTImSNhOSHc3Hv1cNuDJ24N8N7IododII3GwoOmBB6dRl5v Og8tQFMqms7P1bRWUMO7TpYxCzFyrvbhUYqnN8Qi9g1v3N83cebOXzT9Sply4iQzcskY laLxV2PpYIKl2v/yT65lCMbgzHYTgDOI40f82cD+7rs10XHPVg+cCkFO3IBMgf7yfmM4 m4Nw== X-Forwarded-Encrypted: i=1; AJvYcCVeea9oR7I2o4dNbEeM6tC/EJVEPIiplF/f82sWYDopOBXmpSNjopMQPrOVgFo7pNjrhPi1g95GuLD0PKhakEXGhguq X-Gm-Message-State: AOJu0Yz7jzyjONLlmol66FlpANe3LYvHVoTVaWa+x8dQ4D51P93hcmb5 a0F12OmTL7XmgU/o5iInrflFq+wAze1suXyuPKTFYABtlavRBT+C8XkA+lWHAoJwgigi+hQ0EOU Pwg== X-Google-Smtp-Source: AGHT+IG3JGOL9bs1zaJKnhpZD+RqiN+/G8Oc/GvkAyT1mttqJo9peSaQvwcPj9sY5qwVXrpoxbz2Dn+7FCQ= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a05:6a00:3695:b0:706:1ae4:b49d with SMTP id d2e1a72fcca58-70628f80c1cmr94b3a.1.1718721257089; Tue, 18 Jun 2024 07:34:17 -0700 (PDT) Date: Tue, 18 Jun 2024 07:34:15 -0700 In-Reply-To: Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240613060708.11761-1-yan.y.zhao@intel.com> Message-ID: Subject: Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior From: Sean Christopherson To: Yan Zhao Cc: Rick P Edgecombe , "pbonzini@redhat.com" , "kvm@vger.kernel.org" , "sagis@google.com" , "linux-kernel@vger.kernel.org" , "dmatlack@google.com" , Kai Huang , Isaku Yamahata , Erdem Aktas Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 T24gTW9uLCBKdW4gMTcsIDIwMjQsIFlhbiBaaGFvIHdyb3RlOgo+IE9uIEZyaSwgSnVuIDE0LCAy MDI0IGF0IDA0OjAxOjA3QU0gKzA4MDAsIEVkZ2Vjb21iZSwgUmljayBQIHdyb3RlOgo+ID4gT24g VGh1LCAyMDI0LTA2LTEzIGF0IDE0OjA2ICswODAwLCBZYW4gWmhhbyB3cm90ZToKPiA+ID4gwqDC oMKgwqDCoCBhKSBBZGQgYSBjb25kaXRpb24gZm9yIFREWCBWTSB0eXBlIGluIGt2bV9hcmNoX2Zs dXNoX3NoYWRvd19tZW1zbG90KCkKPiA+ID4gwqDCoMKgwqDCoMKgwqDCoCBiZXNpZGVzIHRoZSB0 ZXN0aW5nIG9mIGt2bV9jaGVja19oYXNfcXVpcmsoKS4gSXQgaXMgc2ltaWxhciB0bwo+ID4gPiDC oMKgwqDCoMKgwqDCoMKgICJhbGwgbmV3IFZNIHR5cGVzIGhhdmUgdGhlIHF1aXJrIGRpc2FibGVk Ii4gZS5nLgo+ID4gPiAKPiA+ID4gwqDCoMKgwqDCoMKgwqDCoCBzdGF0aWMgaW5saW5lIGJvb2wg a3ZtX21lbXNsb3RfZmx1c2hfemFwX2FsbChzdHJ1Y3Qga3ZtCj4gPiA+ICprdm0pwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgCj4gPiA+IMKgwqDCoMKgwqDCoMKgwqAKPiA+ ID4ge8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAKPiA+ID4gwqDCoCAK PiA+ID4gwqDCoMKgwqDCoMKgwqDCoCDCoMKgwqDCoCByZXR1cm4ga3ZtLT5hcmNoLnZtX3R5cGUg IT0gS1ZNX1g4Nl9URFhfVk0KPiA+ID4gJibCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgCj4gPiA+IMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqAga3ZtX2NoZWNrX2hhc19xdWlyayhrdm0sCj4gPiA+IEtWTV9Y ODZfUVVJUktfU0xPVF9aQVBfQUxMKTvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgCj4g PiA+IMKgwqDCoMKgwqDCoMKgwqAgfQo+ID4gPiDCoMKgwqDCoMKgwqDCoMKgIAo+ID4gPiDCoMKg wqDCoMKgIGIpIEluaXQgdGhlIGRpc2FibGVkX3F1aXJrcyBiYXNlZCBvbiBWTSB0eXBlIGluIGtl cm5lbCwgZXh0ZW5kCj4gPiA+IMKgwqDCoMKgwqDCoMKgwqAgZGlzYWJsZWRfcXVpcmsgcXVlcnlp bmcvc2V0dGluZyBpbnRlcmZhY2UgdG8gZW5mb3JjZSB0aGUgcXVpcmsgdG8KPiA+ID4gwqDCoMKg wqDCoMKgwqDCoCBiZSBkaXNhYmxlZCBmb3IgVERYLgoKVGhlcmUncyBhbHNvIG9wdGlvbjoKCiAg ICAgICAgICAgIGMpIEluaXQgZGlzYWJsZWRfcXVpcmtzIGJhc2VkIG9uIFZNIHR5cGUuCgpJLmUu IGxldCB1c2Vyc3BhY2UgZW5hYmxlIHRoZSBxdWlyay4gIElmIHRoZSBWTU0gd2FudHMgdG8gc2hv b3QgaXRzIFREWCBWTSBndWVzdHMsCnRoZW4gc28gYmUgaXQuICBUaGF0IHNhaWQsIEkgZG9uJ3Qg bGlrZSB0aGlzIG9wdGlvbiBiZWNhdXNlIGl0IHdvdWxkIGNyZWF0ZSBhIHZlcnkKYml6YXJyZSBB QkkuCgo+ID4gCj4gPiBJJ2QgcHJlZmVyIHRvIGdvIHdpdGggb3B0aW9uIChhKSBoZXJlLiBCZWNh dXNlIHdlIGRvbid0IGhhdmUgYW55IGJlaGF2aW9yCj4gPiBkZWZpbmVkIHlldCBmb3IgS1ZNX1g4 Nl9URFhfVk0sIHdlIGRvbid0IHJlYWxseSBuZWVkIHRvICJkaXNhYmxlIGEgcXVpcmsiIG9mIGl0 LgoKSSB2b3RlIGZvciAoYSkgYXMgd2VsbC4KCj4gPiBJbnN0ZWFkIHdlIGNvdWxkIGp1c3QgZGVm aW5lIEtWTV9YODZfUVVJUktfU0xPVF9aQVBfQUxMIHRvIGJlIGFib3V0IHRoZSBiZWhhdmlvcgo+ ID4gb2YgdGhlIGV4aXN0aW5nIHZtX3R5cGVzLiBJdCB3b3VsZCBiZSBhIGZldyBsaW5lcyBvZiBk b2N1bWVudGF0aW9uIHRvIHNhdmUKPiA+IGltcGxlbWVudGluZyBhbmQgbWFpbnRhaW5pbmcgYSB3 aG9sZSBpbnRlcmZhY2Ugd2l0aCBzcGVjaWFsIGxvZ2ljIGZvciBURFguIFNvIHRvCj4gPiBtZSBp dCBkb2Vzbid0IHNlZW0gd29ydGggaXQsIHVubGVzcyB0aGVyZSBpcyBzb21lIG90aGVyIHVzZXIg Zm9yIGEgbmV3IG1vcmUKPiA+IGNvbXBsZXggcXVpcmsgaW50ZXJmYWNlLgo+IFdoYXQgYWJvdXQg aW50cm9kdWNpbmcgYSBmb3JjZWQgZGlzYWJsZWRfcXVpcmsgZmllbGQ/CgpOYWgsIGl0J2QgcmVx dWlyZSBtYW51YWwgb3B0LWluIGZvciBldmVyeSBWTSB0eXBlIGZvciBhbG1vc3Qgbm8gYmVuZWZp dC4gIEluIGZhY3QsCklNTyB0aGUgY29kZSBpdHNlbGYgd291bGQgYmUgYSBuZXQgbmVnYXRpdmUg dmVyc3VzOgoKCQlyZXR1cm4ga3ZtLT5hcmNoLnZtX3R5cGUgPT0gS1ZNX1g4Nl9ERUZBVUxUX1ZN ICYmCgkJICAgICAgIGt2bV9jaGVja19oYXNfcXVpcmsoa3ZtLCBLVk1fWDg2X1FVSVJLX1NMT1Rf WkFQX0FMTCk7CgpiZWNhdXNlIGV4cGxpY2l0bHkgY2hlY2tpbmcgZm9yIEtWTV9YODZfREVGQVVM VF9WTSB3b3VsZCBkaXJlY3RseSBtYXRjaCB0aGUKZG9jdW1lbnRhdGlvbiAod2hpY2ggd291bGQg c3RhdGUgdGhhdCB0aGUgcXVpcmsgb25seSBhcHBsaWVzIHRvIERFRkFVTFRfVk0pLgo=