From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MIME_BASE64_TEXT,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 49070C433E2 for ; Thu, 17 Sep 2020 09:51:32 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BE6D520770 for ; Thu, 17 Sep 2020 09:51:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="MmN7RGdB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BE6D520770 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:55268 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kIqZe-0006Br-Ua for qemu-devel@archiver.kernel.org; Thu, 17 Sep 2020 05:51:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53350) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kIqTx-0000hC-EK for qemu-devel@nongnu.org; Thu, 17 Sep 2020 05:45:37 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:37815) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kIqTv-00006O-Mo for qemu-devel@nongnu.org; Thu, 17 Sep 2020 05:45:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600335932; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=NYDJ/Zvj7srLjreYqEwMBZbWjj85qGyGwORDGpJy/fo=; b=MmN7RGdBHKhtv9BNNyzkEc7REWAaXtleg3yhRanHUq06IV1YIuJs/cjGJ4Xt6ptIE9NmpT 8VmN/wsn05WU0l9CmSsvKl483gmsZLNX9PgMzGbSWxCzvT+/DINp57YbuYDoef4WzX9+sT O0fDm9oGbsQUo7NbmGo3RtJC542CJgU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-338-oPTjxXJzMuCKeS184WK1dw-1; Thu, 17 Sep 2020 05:45:28 -0400 X-MC-Unique: oPTjxXJzMuCKeS184WK1dw-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4CD5E10BBEE1; Thu, 17 Sep 2020 09:45:27 +0000 (UTC) Received: from localhost (ovpn-114-232.ams2.redhat.com [10.36.114.232]) by smtp.corp.redhat.com (Postfix) with ESMTP id D3ACF5DE51; Thu, 17 Sep 2020 09:45:20 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Subject: [PATCH v2 3/3] virtio-crypto: don't modify elem->in/out_sg Date: Thu, 17 Sep 2020 10:44:55 +0100 Message-Id: <20200917094455.822379-4-stefanha@redhat.com> In-Reply-To: <20200917094455.822379-1-stefanha@redhat.com> References: <20200917094455.822379-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=stefanha@redhat.com X-Mimecast-Spam-Score: 0.001 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: base64 Received-SPF: pass client-ip=63.128.21.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/16 20:51:18 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -33 X-Spam_score: -3.4 X-Spam_bar: --- X-Spam_report: (-3.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.999, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MIME_BASE64_TEXT=1.741, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , qemu-block@nongnu.org, "Michael S. Tsirkin" , Li Qiang , Max Reitz , Alexander Bulekov , "Gonglei \(Arei\)" , Stefan Hajnoczi Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" QSBudW1iZXIgb2YgaW92X2Rpc2NhcmRfZnJvbnQvYmFjaygpIG9wZXJhdGlvbnMgYXJlIG1hZGUg YnkKdmlydGlvLWNyeXB0by4gVGhlIGVsZW0tPmluL291dF9zZyBpb3ZlYyBhcnJheXMgYXJlIG1v ZGlmaWVkIGJ5IHRoZXNlCm9wZXJhdGlvbnMsIHJlc3VsdGluZyB2aXJ0cXVldWVfdW5tYXBfc2co KSBjYWxscyBvbiBkaWZmZXJlbnQgYWRkcmVzc2VzCnRoYW4gd2VyZSBvcmlnaW5hbGx5IG1hcHBl ZC4KClRoaXMgaXMgcHJvYmxlbWF0aWMgYmVjYXVzZSBkaXJ0eSBtZW1vcnkgbWF5IG5vdCBiZSBs b2dnZWQgY29ycmVjdGx5LApNZW1vcnlSZWdpb24gcmVmY291bnRzIG1heSBiZSBsZWFrZWQsIGFu ZCB0aGUgbm9uLVJBTSBib3VuY2UgYnVmZmVyIGNhbgpiZSBsZWFrZWQuCgpUYWtlIGEgY29weSBv ZiB0aGUgZWxlbS0+aW4vb3V0X3NnIGFycmF5cyBzbyB0aGF0IHRoZSBvcmlnaW5hbHMgYXJlCnBy ZXNlcnZlZC4gVGhlIGlvdl9kaXNjYXJkX3VuZG8oKSBBUEkgY291bGQgYmUgdXNlZCBpbnN0ZWFk ICh3aXRoIGJldHRlcgpwZXJmb3JtYW5jZSkgYnV0IHJlcXVpcmVzIGNhcmVmdWwgYXVkaXRpbmcg b2YgdGhlIGNvZGUsIHNvIGRvIHRoZSBzaW1wbGUKdGhpbmcgaW5zdGVhZC4KClJldmlld2VkLWJ5 OiBMaSBRaWFuZyA8bGlxM2VhQGdtYWlsLmNvbT4KU2lnbmVkLW9mZi1ieTogU3RlZmFuIEhham5v Y3ppIDxzdGVmYW5oYUByZWRoYXQuY29tPgotLS0KIGh3L3ZpcnRpby92aXJ0aW8tY3J5cHRvLmMg fCAxNyArKysrKysrKysrKysrKy0tLQogMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKyks IDMgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvaHcvdmlydGlvL3ZpcnRpby1jcnlwdG8uYyBi L2h3L3ZpcnRpby92aXJ0aW8tY3J5cHRvLmMKaW5kZXggNmRhMTJlMzE1Zi4uNTRmOWJiYjc4OSAx MDA2NDQKLS0tIGEvaHcvdmlydGlvL3ZpcnRpby1jcnlwdG8uYworKysgYi9ody92aXJ0aW8vdmly dGlvLWNyeXB0by5jCkBAIC0yMjgsNiArMjI4LDggQEAgc3RhdGljIHZvaWQgdmlydGlvX2NyeXB0 b19oYW5kbGVfY3RybChWaXJ0SU9EZXZpY2UgKnZkZXYsIFZpcnRRdWV1ZSAqdnEpCiAgICAgc2l6 ZV90IHM7CiAKICAgICBmb3IgKDs7KSB7CisgICAgICAgIGdfYXV0b2ZyZWUgc3RydWN0IGlvdmVj ICpvdXRfaW92X2NvcHkgPSBOVUxMOworCiAgICAgICAgIGVsZW0gPSB2aXJ0cXVldWVfcG9wKHZx LCBzaXplb2YoVmlydFF1ZXVlRWxlbWVudCkpOwogICAgICAgICBpZiAoIWVsZW0pIHsKICAgICAg ICAgICAgIGJyZWFrOwpAQCAtMjQwLDkgKzI0MiwxMiBAQCBzdGF0aWMgdm9pZCB2aXJ0aW9fY3J5 cHRvX2hhbmRsZV9jdHJsKFZpcnRJT0RldmljZSAqdmRldiwgVmlydFF1ZXVlICp2cSkKICAgICAg ICAgfQogCiAgICAgICAgIG91dF9udW0gPSBlbGVtLT5vdXRfbnVtOwotICAgICAgICBvdXRfaW92 ID0gZWxlbS0+b3V0X3NnOworICAgICAgICBvdXRfaW92X2NvcHkgPSBnX21lbWR1cChlbGVtLT5v dXRfc2csIHNpemVvZihvdXRfaW92WzBdKSAqIG91dF9udW0pOworICAgICAgICBvdXRfaW92ID0g b3V0X2lvdl9jb3B5OworCiAgICAgICAgIGluX251bSA9IGVsZW0tPmluX251bTsKICAgICAgICAg aW5faW92ID0gZWxlbS0+aW5fc2c7CisKICAgICAgICAgaWYgKHVubGlrZWx5KGlvdl90b19idWYo b3V0X2lvdiwgb3V0X251bSwgMCwgJmN0cmwsIHNpemVvZihjdHJsKSkKICAgICAgICAgICAgICAg ICAgICAgIT0gc2l6ZW9mKGN0cmwpKSkgewogICAgICAgICAgICAgdmlydGlvX2Vycm9yKHZkZXYs ICJ2aXJ0aW8tY3J5cHRvIHJlcXVlc3QgY3RybF9oZHIgdG9vIHNob3J0Iik7CkBAIC01ODIsNiAr NTg3LDggQEAgdmlydGlvX2NyeXB0b19oYW5kbGVfcmVxdWVzdChWaXJ0SU9DcnlwdG9SZXEgKnJl cXVlc3QpCiAgICAgaW50IHF1ZXVlX2luZGV4ID0gdmlydGlvX2NyeXB0b192cTJxKHZpcnRpb19n ZXRfcXVldWVfaW5kZXgocmVxdWVzdC0+dnEpKTsKICAgICBzdHJ1Y3QgdmlydGlvX2NyeXB0b19v cF9kYXRhX3JlcSByZXE7CiAgICAgaW50IHJldDsKKyAgICBnX2F1dG9mcmVlIHN0cnVjdCBpb3Zl YyAqaW5faW92X2NvcHkgPSBOVUxMOworICAgIGdfYXV0b2ZyZWUgc3RydWN0IGlvdmVjICpvdXRf aW92X2NvcHkgPSBOVUxMOwogICAgIHN0cnVjdCBpb3ZlYyAqaW5faW92OwogICAgIHN0cnVjdCBp b3ZlYyAqb3V0X2lvdjsKICAgICB1bnNpZ25lZCBpbl9udW07CkBAIC01OTgsOSArNjA1LDEzIEBA IHZpcnRpb19jcnlwdG9faGFuZGxlX3JlcXVlc3QoVmlydElPQ3J5cHRvUmVxICpyZXF1ZXN0KQog ICAgIH0KIAogICAgIG91dF9udW0gPSBlbGVtLT5vdXRfbnVtOwotICAgIG91dF9pb3YgPSBlbGVt LT5vdXRfc2c7CisgICAgb3V0X2lvdl9jb3B5ID0gZ19tZW1kdXAoZWxlbS0+b3V0X3NnLCBzaXpl b2Yob3V0X2lvdlswXSkgKiBvdXRfbnVtKTsKKyAgICBvdXRfaW92ID0gb3V0X2lvdl9jb3B5Owor CiAgICAgaW5fbnVtID0gZWxlbS0+aW5fbnVtOwotICAgIGluX2lvdiA9IGVsZW0tPmluX3NnOwor ICAgIGluX2lvdl9jb3B5ID0gZ19tZW1kdXAoZWxlbS0+aW5fc2csIHNpemVvZihpbl9pb3ZbMF0p ICogaW5fbnVtKTsKKyAgICBpbl9pb3YgPSBpbl9pb3ZfY29weTsKKwogICAgIGlmICh1bmxpa2Vs eShpb3ZfdG9fYnVmKG91dF9pb3YsIG91dF9udW0sIDAsICZyZXEsIHNpemVvZihyZXEpKQogICAg ICAgICAgICAgICAgICE9IHNpemVvZihyZXEpKSkgewogICAgICAgICB2aXJ0aW9fZXJyb3IodmRl diwgInZpcnRpby1jcnlwdG8gcmVxdWVzdCBvdXRoZHIgdG9vIHNob3J0Iik7Ci0tIAoyLjI2LjIK Cg==