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Mon, 7 Nov 2022 17:57:18 GMT Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 38E3658062; Mon, 7 Nov 2022 17:57:21 +0000 (GMT) Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1971F58059; Mon, 7 Nov 2022 17:57:18 +0000 (GMT) Received: from li-479af74c-31f9-11b2-a85c-e4ddee11713b.ibm.com (unknown [9.65.225.56]) by smtpav01.dal12v.mail.ibm.com (Postfix) with ESMTP; Mon, 7 Nov 2022 17:57:17 +0000 (GMT) Message-ID: <1386ccd1ff60cb8e4af80fbb294160a8d7cc3b5b.camel@linux.ibm.com> Subject: Re: [PATCH 05/44] KVM: s390: Unwind kvm_arch_init() piece-by-piece() if a step fails From: Eric Farman To: Sean Christopherson , Paolo Bonzini , Marc Zyngier , Huacai Chen , Aleksandar Markovic , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Matthew Rosato , Vitaly Kuznetsov Cc: James Morse , Alexandru Elisei , Suzuki K Poulose , Oliver Upton , Atish Patra , David Hildenbrand , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, Isaku Yamahata , Fabiano Rosas , Michael Ellerman , Chao Gao , Thomas Gleixner , Yuan Yao Date: Mon, 07 Nov 2022 12:57:17 -0500 In-Reply-To: <20221102231911.3107438-6-seanjc@google.com> References: <20221102231911.3107438-1-seanjc@google.com> <20221102231911.3107438-6-seanjc@google.com> User-Agent: Evolution 3.44.4 (3.44.4-2.fc36) MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: x0CFSwe6XYz-Xhj4j-0SH7l6f0V92YqI X-Proofpoint-GUID: 6DNbjcvPaQN4ZD-vbbGxEV1nmcCcrdiP X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-07_08,2022-11-07_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 lowpriorityscore=0 adultscore=0 phishscore=0 malwarescore=0 priorityscore=1501 mlxlogscore=999 mlxscore=0 impostorscore=0 clxscore=1015 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211070140 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221107_095820_259788_73C00CD6 X-CRM114-Status: GOOD ( 18.04 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gV2VkLCAyMDIyLTExLTAyIGF0IDIzOjE4ICswMDAwLCBTZWFuIENocmlzdG9waGVyc29uIHdy b3RlOgo+IEluIHByZXBhcmF0aW9uIGZvciBmb2xkaW5nIGt2bV9hcmNoX2hhcmR3YXJlX3NldHVw KCkgaW50bwo+IGt2bV9hcmNoX2luaXQoKSwKPiB1bndpbmQgaW5pdGlhbGl6YXRpb24gb25lIHN0 ZXAgYXQgYSB0aW1lIGluc3RlYWQgb2Ygc2ltcGx5IGNhbGxpbmcKPiBrdm1fYXJjaF9leGl0KCku wqAgVXNpbmcga3ZtX2FyY2hfZXhpdCgpIHJlZ2FyZGxlc3Mgb2Ygd2hpY2gKPiBpbml0aWFsaXph dGlvbgo+IHN0ZXAgZmFpbGVkIHJlbGllcyBvbiBhbGwgYWZmZWN0ZWQgc3RhdGUgcGxheWluZyBu aWNlIHdpdGggYmVpbmcKPiB1bmRvbmUKPiBldmVuIGlmIHNhaWQgc3RhdGUgd2Fzbid0IGZpcnN0 IHNldHVwLsKgIFRoYXQgaG9sZHMgdHJ1ZSBmb3Igc3RhdGUKPiB0aGF0IGlzCj4gY3VycmVudGx5 IGNvbmZpZ3VyZWQgYnkga3ZtX2FyY2hfaW5pdCgpLCBidXQgbm90IGZvciBzdGF0ZSB0aGF0J3MK PiBoYW5kbGVkCj4gYnkga3ZtX2FyY2hfaGFyZHdhcmVfc2V0dXAoKSwgZS5nLiBjYWxsaW5nCj4g Z21hcF91bnJlZ2lzdGVyX3B0ZV9ub3RpZmllcigpCj4gd2l0aG91dCBmaXJzdCByZWdpc3Rlcmlu ZyBhIG5vdGlmaWVyIHdvdWxkIHJlc3VsdCBpbiBsaXN0IGNvcnJ1cHRpb24KPiBkdWUKPiB0byBh dHRlbXB0aW5nIHRvIGRlbGV0ZSBhbiBlbnRyeSB0aGF0IHdhcyBuZXZlciBhZGRlZCB0byB0aGUg bGlzdC4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBTZWFuIENocmlzdG9waGVyc29uIDxzZWFuamNAZ29v Z2xlLmNvbT4KPiAtLS0KPiDCoGFyY2gvczM5MC9rdm0va3ZtLXMzOTAuYyB8IDIxICsrKysrKysr KysrKysrLS0tLS0tLQo+IMKgMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKyksIDcgZGVs ZXRpb25zKC0pCgpSZXZpZXdlZC1ieTogRXJpYyBGYXJtYW4gPGZhcm1hbkBsaW51eC5pYm0uY29t PgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgt YXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJt LWtlcm5lbAo=