From nobody Sun May 5 15:53:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 15295883648722.3313703291501042; Thu, 21 Jun 2018 06:39:24 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.25]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 51CCE30820DF; Thu, 21 Jun 2018 13:39:23 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9763420078A1; Thu, 21 Jun 2018 13:39:22 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id CA46B24F60; Thu, 21 Jun 2018 13:39:21 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w5LDcEhw002044 for ; Thu, 21 Jun 2018 09:38:15 -0400 Received: by smtp.corp.redhat.com (Postfix) id C65162026D6C; Thu, 21 Jun 2018 13:38:14 +0000 (UTC) Received: from moe.brq.redhat.com (unknown [10.43.2.192]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6A66C2026D6B for ; Thu, 21 Jun 2018 13:38:14 +0000 (UTC) From: Michal Privoznik To: libvir-list@redhat.com Date: Thu, 21 Jun 2018 15:38:12 +0200 Message-Id: <0ab901eb4465666b805b3fbdc8392f4a3f009aa8.1529588292.git.mprivozn@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH] news: Document recent agent job change X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.25 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Thu, 21 Jun 2018 13:39:24 +0000 (UTC) X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Michal Privoznik Reviewed-by: Erik Skultety --- docs/news.xml | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/docs/news.xml b/docs/news.xml index 08e5dcbda3..a3eea4eff6 100644 --- a/docs/news.xml +++ b/docs/news.xml @@ -71,6 +71,19 @@ Capabilities XML now provide information about host IOMMU suppor= t. + + + qemu: Allow concurrent access to monitor and guest agent + + + Historically libvirt prevented concurrent accesses to + the qemu monitor and the guest agent. Therefore two + independent calls (one querying the monitor and the + other querying guest agent) would serialize which hurts + performance. The code was reworked to allow two + independent calls run at the same time. + +
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