From nobody Thu Nov 13 22:05:38 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1582906654; cv=none; d=zohomail.com; s=zohoarc; b=L/JpwYqoCbWeXcAGao3ex3L5iQqDlvAdtwZ00xzRyezCLa0M/X5x7HhH0VYaii6MB/EtxEjS8vIaVn01qsKczLamnpuhiC5xU2GqyqK9gR9InroDRqzzkANjzG9kkAU14Xtsxtnt7z5OgXU8z8S1GOpNwx4Ams4Wh+GtEz3kAns= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1582906654; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=TAbf6Xk4iOWYyl7F2sdd+EDJE3ppod0snPr2a8tOFFs=; b=WY/osYWqtvOQTm4Gbzmi00I3FvyOzDgDu7Tme4vhsx3dp2YdCgQB2wByJ2l0MQHbaK3xO+2UxUXew4Rm44byU/S6DXqXVner03lz/B8tPR1dHq3k7OfE/hfAwtpLXhD/nyk5q5nzCNg1bhP3zWk7HpgCdJprJUdTo1TKSxdfRA4= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1582906654585731.1847224638449; Fri, 28 Feb 2020 08:17:34 -0800 (PST) Received: from localhost ([::1]:49560 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j7iKT-0002fR-FO for importer@patchew.org; Fri, 28 Feb 2020 11:17:33 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:53064) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j7iIT-0007kV-RT for qemu-devel@nongnu.org; Fri, 28 Feb 2020 11:15:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j7iIS-0006PR-PE for qemu-devel@nongnu.org; Fri, 28 Feb 2020 11:15:29 -0500 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:55445 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1j7iIS-0006PH-LN for qemu-devel@nongnu.org; Fri, 28 Feb 2020 11:15:28 -0500 Received: from mail-qt1-f199.google.com (mail-qt1-f199.google.com [209.85.160.199]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-186-i8i8limWPCi_8cAc4CJjlg-1; Fri, 28 Feb 2020 11:15:26 -0500 Received: by mail-qt1-f199.google.com with SMTP id o24so3277975qtr.17 for ; Fri, 28 Feb 2020 08:15:25 -0800 (PST) Received: from xz-x1.redhat.com ([2607:9880:19c0:32::2]) by smtp.gmail.com with ESMTPSA id i64sm3529920qke.56.2020.02.28.08.15.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Feb 2020 08:15:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1582906528; 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=TAbf6Xk4iOWYyl7F2sdd+EDJE3ppod0snPr2a8tOFFs=; b=OJOlaAiU/tYwlWTLg+jp8P2Wwh3nPzVNyPvxldVjWmioG9nRP+5+rNvc37Y02dglfCms0h zNQTMzswAUMqpSuAThkJgaOlGOyDRAfaVXKXLKxmvQA+YU4LtjV2M5tln37zR8m2PMsUXz FfXBXHTlBh0XJ7yiiRrFh791IOyfhWI= X-MC-Unique: i8i8limWPCi_8cAc4CJjlg-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=2pYteEERbnpshws/vnpLsSSgy0J+668YOCAjLaOgJUQ=; b=U9CI+o1OA+xfCVJBa5sVqutvMrbLnd+PfNnfbUtAs64NettlmflBc/PaRnt5b96/dv EfzwoUaqQKCGzbxByCp8jJXT9fO9masicTzdjiOPJr2qGIE8G/uVpSDuDeZyj+6JZCkq Yz+qhZwXiBkRhOYiuKiNEwfrGHoaHhDZ8wgR590TVTS5eyfGwQxyzjT7SuMQSorgTl06 tMrsX6/NZHJ0Ct6Vwx5HdWwEHXysYLWUbH0/inma74uOVT+U3e7rKzaZfKwi68K5zSeb TFN7lZ75hUAgSKiczx1ZmLp1/R/NlT83EjNW46zJ3hVBI7Re+P5xHTZ2UUFUmmAJGm80 MLBg== X-Gm-Message-State: APjAAAU9+UD/5MxbmSUjv1rOJcRtJheDfELi0oDZe00B0GVXyOyvjNo1 nGGfmb9c3wmobwKKr+2mzUKvL18bCbjcAV8nnZu3ZaXnYptei5oUdQLnbyOt2KyfUmPvDKcLx1o VOAQhbTNN6+JU1uY= X-Received: by 2002:ac8:7b45:: with SMTP id m5mr5044313qtu.360.1582906523755; Fri, 28 Feb 2020 08:15:23 -0800 (PST) X-Google-Smtp-Source: APXvYqwaPZje3agvO21Nn6toxdqXRjqIQnZ0tY+UbrlE4c798qJnVTHBDfs8uSpJlnpkKxmngOn56Q== X-Received: by 2002:ac8:7b45:: with SMTP id m5mr5044148qtu.360.1582906521714; Fri, 28 Feb 2020 08:15:21 -0800 (PST) From: Peter Xu To: qemu-devel@nongnu.org Subject: [PATCH v2 3/5] KVM: Pass EventNotifier into kvm_irqchip_assign_irqfd Date: Fri, 28 Feb 2020 11:15:01 -0500 Message-Id: <20200228161503.382656-4-peterx@redhat.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200228161503.382656-1-peterx@redhat.com> References: <20200228161503.382656-1-peterx@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.61 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: Paolo Bonzini , Alex Williamson , Cornelia Huck , peterx@redhat.com, Eric Auger Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" So that kvm_irqchip_assign_irqfd() can have access to the EventNotifiers, especially the resample event. It is needed in follow up patch to cache and kick resamplefds from QEMU. Reviewed-by: Eric Auger Signed-off-by: Peter Xu --- accel/kvm/kvm-all.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index 439a4efe52..d49b74512a 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -1628,9 +1628,13 @@ int kvm_irqchip_update_msi_route(KVMState *s, int vi= rq, MSIMessage msg, return kvm_update_routing_entry(s, &kroute); } =20 -static int kvm_irqchip_assign_irqfd(KVMState *s, int fd, int rfd, int virq, +static int kvm_irqchip_assign_irqfd(KVMState *s, EventNotifier *event, + EventNotifier *resample, int virq, bool assign) { + int fd =3D event_notifier_get_fd(event); + int rfd =3D resample ? event_notifier_get_fd(resample) : -1; + struct kvm_irqfd irqfd =3D { .fd =3D fd, .gsi =3D virq, @@ -1735,7 +1739,9 @@ int kvm_irqchip_add_hv_sint_route(KVMState *s, uint32= _t vcpu, uint32_t sint) return -ENOSYS; } =20 -static int kvm_irqchip_assign_irqfd(KVMState *s, int fd, int virq, bool as= sign) +static int kvm_irqchip_assign_irqfd(KVMState *s, EventNotifier *event, + EventNotifier *resample, int virq, + bool assign) { abort(); } @@ -1749,15 +1755,13 @@ int kvm_irqchip_update_msi_route(KVMState *s, int v= irq, MSIMessage msg) int kvm_irqchip_add_irqfd_notifier_gsi(KVMState *s, EventNotifier *n, EventNotifier *rn, int virq) { - return kvm_irqchip_assign_irqfd(s, event_notifier_get_fd(n), - rn ? event_notifier_get_fd(rn) : -1, virq, true); + return kvm_irqchip_assign_irqfd(s, n, rn, virq, true); } =20 int kvm_irqchip_remove_irqfd_notifier_gsi(KVMState *s, EventNotifier *n, int virq) { - return kvm_irqchip_assign_irqfd(s, event_notifier_get_fd(n), -1, virq, - false); + return kvm_irqchip_assign_irqfd(s, n, NULL, virq, false); } =20 int kvm_irqchip_add_irqfd_notifier(KVMState *s, EventNotifier *n, --=20 2.24.1