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Wed, 4 Nov 2020 15:20:59 +0000 (UTC) Received: from localhost (ovpn-115-145.ams2.redhat.com [10.36.115.145]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4D69310013D9; Wed, 4 Nov 2020 15:20:53 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org, Peter Maydell Cc: kvm@vger.kernel.org, "Dr. David Alan Gilbert" , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , Markus Armbruster , Eric Blake , Fam Zheng , Stefan Hajnoczi , Keith Busch , Max Reitz , qemu-block@nongnu.org, Kevin Wolf , Coiby Xu , Paolo Bonzini , Klaus Jensen , Eric Auger , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PULL 21/33] block/nvme: Change size and alignment of IDENTIFY response buffer Date: Wed, 4 Nov 2020 15:18:16 +0000 Message-Id: <20201104151828.405824-22-stefanha@redhat.com> In-Reply-To: <20201104151828.405824-1-stefanha@redhat.com> References: <20201104151828.405824-1-stefanha@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org RnJvbTogRXJpYyBBdWdlciA8ZXJpYy5hdWdlckByZWRoYXQuY29tPgoKSW4gcHJlcGFyYXRpb24g b2YgNjRrQiBob3N0IHBhZ2Ugc3VwcG9ydCwgbGV0J3MgY2hhbmdlIHRoZSBzaXplCmFuZCBhbGln bm1lbnQgb2YgdGhlIElERU5USUZZIGNvbW1hbmQgcmVzcG9uc2UgYnVmZmVyIHNvIHRoYXQKdGhl IFZGSU8gRE1BIE1BUCBzdWNjZWVkcy4gV2UgYWxpZ24gb24gdGhlIGhvc3QgcGFnZSBzaXplLgoK U2lnbmVkLW9mZi1ieTogRXJpYyBBdWdlciA8ZXJpYy5hdWdlckByZWRoYXQuY29tPgpSZXZpZXdl ZC1ieTogUGhpbGlwcGUgTWF0aGlldS1EYXVkw6kgPHBoaWxtZEByZWRoYXQuY29tPgpSZXZpZXdl ZC1ieTogU3RlZmFuIEhham5vY3ppIDxzdGVmYW5oYUByZWRoYXQuY29tPgpUZXN0ZWQtYnk6IEVy aWMgQXVnZXIgPGVyaWMuYXVnZXJAcmVkaGF0LmNvbT4KU2lnbmVkLW9mZi1ieTogUGhpbGlwcGUg TWF0aGlldS1EYXVkw6kgPHBoaWxtZEByZWRoYXQuY29tPgpNZXNzYWdlLWlkOiAyMDIwMTAyOTA5 MzMwNi4xMDYzODc5LTIwLXBoaWxtZEByZWRoYXQuY29tClNpZ25lZC1vZmYtYnk6IFN0ZWZhbiBI YWpub2N6aSA8c3RlZmFuaGFAcmVkaGF0LmNvbT4KVGVzdGVkLWJ5OiBFcmljIEF1Z2VyIDxlcmlj LmF1Z2VyQHJlZGhhdC5jb20+Ci0tLQogYmxvY2svbnZtZS5jIHwgOSArKysrKy0tLS0KIDEgZmls ZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEv YmxvY2svbnZtZS5jIGIvYmxvY2svbnZtZS5jCmluZGV4IGJkMzg2MGFjNGUuLjc2Mjg2MjNjMDUg MTAwNjQ0Ci0tLSBhL2Jsb2NrL252bWUuYworKysgYi9ibG9jay9udm1lLmMKQEAgLTUyMiwxOSAr NTIyLDIwIEBAIHN0YXRpYyBib29sIG52bWVfaWRlbnRpZnkoQmxvY2tEcml2ZXJTdGF0ZSAqYnMs IGludCBuYW1lc3BhY2UsIEVycm9yICoqZXJycCkKICAgICAgICAgLm9wY29kZSA9IE5WTUVfQURN X0NNRF9JREVOVElGWSwKICAgICAgICAgLmNkdzEwID0gY3B1X3RvX2xlMzIoMHgxKSwKICAgICB9 OworICAgIHNpemVfdCBpZF9zaXplID0gUUVNVV9BTElHTl9VUChzaXplb2YoKmlkKSwgcWVtdV9y ZWFsX2hvc3RfcGFnZV9zaXplKTsKIAotICAgIGlkID0gcWVtdV90cnlfbWVtYWxpZ24ocy0+cGFn ZV9zaXplLCBzaXplb2YoKmlkKSk7CisgICAgaWQgPSBxZW11X3RyeV9tZW1hbGlnbihxZW11X3Jl YWxfaG9zdF9wYWdlX3NpemUsIGlkX3NpemUpOwogICAgIGlmICghaWQpIHsKICAgICAgICAgZXJy b3Jfc2V0ZyhlcnJwLCAiQ2Fubm90IGFsbG9jYXRlIGJ1ZmZlciBmb3IgaWRlbnRpZnkgcmVzcG9u c2UiKTsKICAgICAgICAgZ290byBvdXQ7CiAgICAgfQotICAgIHIgPSBxZW11X3ZmaW9fZG1hX21h cChzLT52ZmlvLCBpZCwgc2l6ZW9mKCppZCksIHRydWUsICZpb3ZhKTsKKyAgICByID0gcWVtdV92 ZmlvX2RtYV9tYXAocy0+dmZpbywgaWQsIGlkX3NpemUsIHRydWUsICZpb3ZhKTsKICAgICBpZiAo cikgewogICAgICAgICBlcnJvcl9zZXRnKGVycnAsICJDYW5ub3QgbWFwIGJ1ZmZlciBmb3IgRE1B Iik7CiAgICAgICAgIGdvdG8gb3V0OwogICAgIH0KIAotICAgIG1lbXNldChpZCwgMCwgc2l6ZW9m KCppZCkpOworICAgIG1lbXNldChpZCwgMCwgaWRfc2l6ZSk7CiAgICAgY21kLmRwdHIucHJwMSA9 IGNwdV90b19sZTY0KGlvdmEpOwogICAgIGlmIChudm1lX2FkbWluX2NtZF9zeW5jKGJzLCAmY21k KSkgewogICAgICAgICBlcnJvcl9zZXRnKGVycnAsICJGYWlsZWQgdG8gaWRlbnRpZnkgY29udHJv bGxlciIpOwpAQCAtNTU2LDcgKzU1Nyw3IEBAIHN0YXRpYyBib29sIG52bWVfaWRlbnRpZnkoQmxv Y2tEcml2ZXJTdGF0ZSAqYnMsIGludCBuYW1lc3BhY2UsIEVycm9yICoqZXJycCkKICAgICBzLT5z dXBwb3J0c193cml0ZV96ZXJvZXMgPSAhIShvbmNzICYgTlZNRV9PTkNTX1dSSVRFX1pFUk9FUyk7 CiAgICAgcy0+c3VwcG9ydHNfZGlzY2FyZCA9ICEhKG9uY3MgJiBOVk1FX09OQ1NfRFNNKTsKIAot ICAgIG1lbXNldChpZCwgMCwgc2l6ZW9mKCppZCkpOworICAgIG1lbXNldChpZCwgMCwgaWRfc2l6 ZSk7CiAgICAgY21kLmNkdzEwID0gMDsKICAgICBjbWQubnNpZCA9IGNwdV90b19sZTMyKG5hbWVz cGFjZSk7CiAgICAgaWYgKG52bWVfYWRtaW5fY21kX3N5bmMoYnMsICZjbWQpKSB7Ci0tIAoyLjI4 LjAKCg==