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 2E539C433E1 for ; Tue, 18 Aug 2020 15:45:11 +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 EB3F72076E for ; Tue, 18 Aug 2020 15:45:10 +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="RgTT7fZn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EB3F72076E 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]:36128 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k83nS-00068i-6h for qemu-devel@archiver.kernel.org; Tue, 18 Aug 2020 11:45:10 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39494) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k82h4-0004xn-KY for qemu-devel@nongnu.org; Tue, 18 Aug 2020 10:34:30 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:23125) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1k82h1-0002UL-Eq for qemu-devel@nongnu.org; Tue, 18 Aug 2020 10:34:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1597761266; 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=ENnQwlZiy2s0di8Jd6xc923V8L9TxtXZ4z/RSHMFSr8=; b=RgTT7fZnqe3Ifq8Tfxo2L3bbuSmHBDIeTIQe97wrJBx+ctUTLljLZox3Ck0JPrKND7mtX6 zfW7pugnWqwFzJwkCuBJPGDFothgHdmtJgwOaI56I0kZn0Xzb4Qxh1Zz6xEMcELp8IAAuI zrAZpHIVAZm02eE4XkxzNyQeqaWZFuQ= 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-511-KZGcSDqNOqiXxGbvOPpf-Q-1; Tue, 18 Aug 2020 10:34:23 -0400 X-MC-Unique: KZGcSDqNOqiXxGbvOPpf-Q-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B8453AD32C; Tue, 18 Aug 2020 14:34:08 +0000 (UTC) Received: from localhost (ovpn-114-160.ams2.redhat.com [10.36.114.160]) by smtp.corp.redhat.com (Postfix) with ESMTP id 34E712CFC6; Tue, 18 Aug 2020 14:34:08 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Subject: [PATCH v6 3/7] virtio-pci: add virtio_pci_optimal_num_queues() helper Date: Tue, 18 Aug 2020 15:33:44 +0100 Message-Id: <20200818143348.310613-4-stefanha@redhat.com> In-Reply-To: <20200818143348.310613-1-stefanha@redhat.com> References: <20200818143348.310613-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 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=216.205.24.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/18 03:22:11 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -23 X-Spam_score: -2.4 X-Spam_bar: -- X-Spam_report: (-2.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, 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=-1, RCVD_IN_MSPIKE_WL=-0.01, 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: Fam Zheng , Peter Maydell , "Michael S. Tsirkin" , Max Reitz , qemu-block@nongnu.org, David Hildenbrand , Halil Pasic , Christian Borntraeger , Richard Henderson , Thomas Huth , Eduardo Habkost , qemu-s390x@nongnu.org, qemu-arm@nongnu.org, Stefan Hajnoczi , David Gibson , Kevin Wolf , Pankaj Gupta , cohuck@redhat.com, Raphael Norwitz , qemu-ppc@nongnu.org, Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" TXVsdGktcXVldWUgZGV2aWNlcyBhY2hpZXZlIHRoZSBiZXN0IHBlcmZvcm1hbmNlIHdoZW4gZWFj aCB2Q1BVIGhhcyBhCmRlZGljYXRlZCBxdWV1ZS4gVGhpcyBlbnN1cmVzIHRoYXQgdmlydHF1ZXVl IHVzZWQgbm90aWZpY2F0aW9ucyBhcmUKaGFuZGxlZCBvbiB0aGUgc2FtZSB2Q1BVIHRoYXQgc3Vi bWl0dGVkIHZpcnRxdWV1ZSBidWZmZXJzLiAgV2hlbiBhbm90aGVyCnZDUFUgaGFuZGxlcyB0aGUg dGhlIG5vdGlmaWNhdGlvbiBhbiBJUEkgd2lsbCBiZSBuZWNlc3NhcnkgdG8gd2FrZSB0aGUKc3Vi bWlzc2lvbiB2Q1BVIGFuZCB0aGlzIGluY3VycyBhIHBlcmZvcm1hbmNlIG92ZXJoZWFkLgoKUHJv dmlkZSBhIGhlbHBlciBmdW5jdGlvbiB0aGF0IHZpcnRpby1wY2kgZGV2aWNlcyB3aWxsIHVzZSBp biBsYXRlcgpwYXRjaGVzIHRvIGF1dG9tYXRpY2FsbHkgc2VsZWN0IHRoZSBvcHRpbWFsIG51bWJl ciBvZiBxdWV1ZXMuCgpUaGUgZnVuY3Rpb24gaGFuZGxlcyBndWVzdHMgd2l0aCBsYXJnZSBudW1i ZXJzIG9mIENQVXMgYnkgbGltaXRpbmcgdGhlCm51bWJlciBvZiBxdWV1ZXMgdG8gZml0IHdpdGhp biB0aGUgZm9sbG93aW5nIGNvbnN0cmFpbnRzOgoxLiBUaGUgbWF4aW11bSBudW1iZXIgb2YgTVNJ LVggdmVjdG9ycy4KMi4gVGhlIG1heGltdW0gbnVtYmVyIG9mIHZpcnRxdWV1ZXMuCgpTaWduZWQt b2ZmLWJ5OiBTdGVmYW4gSGFqbm9jemkgPHN0ZWZhbmhhQHJlZGhhdC5jb20+ClJldmlld2VkLWJ5 OiBDb3JuZWxpYSBIdWNrIDxjb2h1Y2tAcmVkaGF0LmNvbT4KLS0tCiBody92aXJ0aW8vdmlydGlv LXBjaS5oIHwgIDkgKysrKysrKysrCiBody92aXJ0aW8vdmlydGlvLXBjaS5jIHwgMzIgKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKysKIDIgZmlsZXMgY2hhbmdlZCwgNDEgaW5zZXJ0aW9u cygrKQoKZGlmZiAtLWdpdCBhL2h3L3ZpcnRpby92aXJ0aW8tcGNpLmggYi9ody92aXJ0aW8vdmly dGlvLXBjaS5oCmluZGV4IGUyZWFhYTkxODIuLjkxMDk2ZjAyOTEgMTAwNjQ0Ci0tLSBhL2h3L3Zp cnRpby92aXJ0aW8tcGNpLmgKKysrIGIvaHcvdmlydGlvL3ZpcnRpby1wY2kuaApAQCAtMjQzLDQg KzI0MywxMyBAQCB0eXBlZGVmIHN0cnVjdCBWaXJ0aW9QQ0lEZXZpY2VUeXBlSW5mbyB7CiAvKiBS ZWdpc3RlciB2aXJ0aW8tcGNpIHR5cGUocykuICBAdCBtdXN0IGJlIHN0YXRpYy4gKi8KIHZvaWQg dmlydGlvX3BjaV90eXBlc19yZWdpc3Rlcihjb25zdCBWaXJ0aW9QQ0lEZXZpY2VUeXBlSW5mbyAq dCk7CiAKKy8qKgorICogdmlydGlvX3BjaV9vcHRpbWFsX251bV9xdWV1ZXM6CisgKiBAZml4ZWRf cXVldWVzOiBudW1iZXIgb2YgcXVldWVzIHRoYXQgYXJlIGFsd2F5cyBwcmVzZW50CisgKgorICog UmV0dXJuczogVGhlIG9wdGltYWwgbnVtYmVyIG9mIHF1ZXVlcyBmb3IgYSBtdWx0aS1xdWV1ZSBk ZXZpY2UsIGV4Y2x1ZGluZworICogQGZpeGVkX3F1ZXVlcy4KKyAqLwordW5zaWduZWQgdmlydGlv X3BjaV9vcHRpbWFsX251bV9xdWV1ZXModW5zaWduZWQgZml4ZWRfcXVldWVzKTsKKwogI2VuZGlm CmRpZmYgLS1naXQgYS9ody92aXJ0aW8vdmlydGlvLXBjaS5jIGIvaHcvdmlydGlvL3ZpcnRpby1w Y2kuYwppbmRleCBjY2RmNTRlODFjLi5mYzY5NTcwZGNjIDEwMDY0NAotLS0gYS9ody92aXJ0aW8v dmlydGlvLXBjaS5jCisrKyBiL2h3L3ZpcnRpby92aXJ0aW8tcGNpLmMKQEAgLTE5LDYgKzE5LDcg QEAKIAogI2luY2x1ZGUgImV4ZWMvbWVtb3AuaCIKICNpbmNsdWRlICJzdGFuZGFyZC1oZWFkZXJz L2xpbnV4L3ZpcnRpb19wY2kuaCIKKyNpbmNsdWRlICJody9ib2FyZHMuaCIKICNpbmNsdWRlICJo dy92aXJ0aW8vdmlydGlvLmgiCiAjaW5jbHVkZSAibWlncmF0aW9uL3FlbXUtZmlsZS10eXBlcy5o IgogI2luY2x1ZGUgImh3L3BjaS9wY2kuaCIKQEAgLTIwNTgsNiArMjA1OSwzNyBAQCB2b2lkIHZp cnRpb19wY2lfdHlwZXNfcmVnaXN0ZXIoY29uc3QgVmlydGlvUENJRGV2aWNlVHlwZUluZm8gKnQp CiAgICAgZ19mcmVlKGJhc2VfbmFtZSk7CiB9CiAKK3Vuc2lnbmVkIHZpcnRpb19wY2lfb3B0aW1h bF9udW1fcXVldWVzKHVuc2lnbmVkIGZpeGVkX3F1ZXVlcykKK3sKKyAgICAvKgorICAgICAqIDE6 MSB2cSB0byB2Q1BVIG1hcHBpbmcgaXMgaWRlYWwgYmVjYXVzZSB0aGUgc2FtZSB2Q1BVIHRoYXQg c3VibWl0dGVkCisgICAgICogdmlydHF1ZXVlIGJ1ZmZlcnMgY2FuIGhhbmRsZSB0aGVpciBjb21w bGV0aW9uLiBXaGVuIGEgZGlmZmVyZW50IHZDUFUKKyAgICAgKiBoYW5kbGVzIGNvbXBsZXRpb24g aXQgbWF5IG5lZWQgdG8gSVBJIHRoZSB2Q1BVIHRoYXQgc3VibWl0dGVkIHRoZQorICAgICAqIHJl cXVlc3QgYW5kIHRoaXMgYWRkcyBvdmVyaGVhZC4KKyAgICAgKgorICAgICAqIFZpcnRxdWV1ZXMg Y29uc3VtZSBndWVzdCBSQU0gYW5kIE1TSS1YIHZlY3RvcnMuIFRoaXMgaXMgd2FzdGVmdWwgaW4K KyAgICAgKiBndWVzdHMgd2l0aCB2ZXJ5IG1hbnkgdkNQVXMgYW5kIGEgZGV2aWNlIHRoYXQgaXMg b25seSB1c2VkIGJ5IGEgZmV3CisgICAgICogdkNQVXMuIFVuZm9ydHVuYXRlbHkgb3B0aW1pemlu ZyB0aGF0IGNhc2UgcmVxdWlyZXMgbWFudWFsIHBpbm5pbmcgaW5zaWRlCisgICAgICogdGhlIGd1 ZXN0LCBzbyB0aG9zZSB1c2VycyBtaWdodCBhcyB3ZWxsIG1hbnVhbGx5IHNldCB0aGUgbnVtYmVy IG9mCisgICAgICogcXVldWVzLiBUaGVyZSBpcyBubyB1cHBlciBsaW1pdCB0aGF0IGNhbiBiZSBh cHBsaWVkIGF1dG9tYXRpY2FsbHkgYW5kCisgICAgICogZG9pbmcgc28gYXJiaXRyYXJpbHkgd291 bGQgcmVzdWx0IGluIGEgc3VkZGVuIHBlcmZvcm1hbmNlIGRyb3Agb25jZSB0aGUKKyAgICAgKiB0 aHJlc2hvbGQgbnVtYmVyIG9mIHZDUFVzIGlzIGV4Y2VlZGVkLgorICAgICAqLworICAgIHVuc2ln bmVkIG51bV9xdWV1ZXMgPSBjdXJyZW50X21hY2hpbmUtPnNtcC5jcHVzOworCisgICAgLyoKKyAg ICAgKiBUaGUgbWF4aW11bSBudW1iZXIgb2YgTVNJLVggdmVjdG9ycyBpcyBQQ0lfTVNJWF9GTEFH U19RU0laRSArIDEsIGJ1dCB0aGUKKyAgICAgKiBjb25maWcgY2hhbmdlIGludGVycnVwdCBhbmQg dGhlIGZpeGVkIHZpcnRxdWV1ZXMgbXVzdCBiZSB0YWtlbiBpbnRvCisgICAgICogYWNjb3VudCB0 b28uCisgICAgICovCisgICAgbnVtX3F1ZXVlcyA9IE1JTihudW1fcXVldWVzLCBQQ0lfTVNJWF9G TEFHU19RU0laRSAtIGZpeGVkX3F1ZXVlcyk7CisKKyAgICAvKgorICAgICAqIFRoZXJlIGlzIGEg bGltaXQgdG8gaG93IG1hbnkgdmlydHF1ZXVlcyBhIGRldmljZSBjYW4gaGF2ZS4KKyAgICAgKi8K KyAgICByZXR1cm4gTUlOKG51bV9xdWV1ZXMsIFZJUlRJT19RVUVVRV9NQVggLSBmaXhlZF9xdWV1 ZXMpOworfQorCiAvKiB2aXJ0aW8tcGNpLWJ1cyAqLwogCiBzdGF0aWMgdm9pZCB2aXJ0aW9fcGNp X2J1c19uZXcoVmlydGlvQnVzU3RhdGUgKmJ1cywgc2l6ZV90IGJ1c19zaXplLAotLSAKMi4yNi4y Cgo=