From patchwork Mon Jun 17 06:33:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 13700186 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 79D66C27C77 for ; Mon, 17 Jun 2024 06:35:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sJ5wj-0002SU-UV; Mon, 17 Jun 2024 02:34:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sJ5wi-0002Ri-6i for qemu-devel@nongnu.org; Mon, 17 Jun 2024 02:34:28 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sJ5wg-0004JB-AH for qemu-devel@nongnu.org; Mon, 17 Jun 2024 02:34:27 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1718606065; 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=j1qZ3gMPMMHr6sdRfz0+Ai3wuhXE78z7WxGdCkQ4xKM=; b=HAgRbE4VhvJkN3f4BL5O64plR+1+ghD2/NKJjWxgcAsX9e/4m63zAw8vjFCVLzCPtRaMQf kfDPeQN3+rXbxMN8qiLePiQnPdgr12dG8WBw/oSxAyZUxeYcFgth8XtZMqm9zjyWI8Ezvt 9eeiu7JhwU3E+Ag+zBHBYrhkmSZgqLw= Received: from mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-576-BYgN3Hm-Nj-GnofYiIeGgA-1; Mon, 17 Jun 2024 02:34:23 -0400 X-MC-Unique: BYgN3Hm-Nj-GnofYiIeGgA-1 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 5FF6519560BA; Mon, 17 Jun 2024 06:34:22 +0000 (UTC) Received: from corto.redhat.com (unknown [10.39.192.49]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 5039D3000218; Mon, 17 Jun 2024 06:34:19 +0000 (UTC) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: qemu-devel@nongnu.org Cc: Eric Auger , Zhenzhong Duan , Alex Williamson , Joao Martins , =?utf-8?q?C=C3=A9dric_Le_Goater?= Subject: [PATCH v2 03/17] vfio/common: Move dirty tracking ranges update to helper Date: Mon, 17 Jun 2024 08:33:55 +0200 Message-ID: <20240617063409.34393-4-clg@redhat.com> In-Reply-To: <20240617063409.34393-1-clg@redhat.com> References: <20240617063409.34393-1-clg@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 11 X-Spam_score: 1.1 X-Spam_bar: + X-Spam_report: (1.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.148, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Joao Martins Separate the changes that updates the ranges from the listener, to make it reusable in preparation to expand its use to vIOMMU support. [ clg: - Rebased on upstream - Introduced vfio_dirty_tracking_update_range() ] Signed-off-by: Joao Martins Signed-off-by: Cédric Le Goater Reviewed-by: Zhenzhong Duan Reviewed-by: Eric Auger --- hw/vfio/common.c | 38 ++++++++++++++++++++++---------------- 1 file changed, 22 insertions(+), 16 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index d48cd9b9361a92d184e423ffc60aabaff40fb487..fe215918bdf66ddbe3c5db803e10ce1aa9756b90 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -839,20 +839,11 @@ static bool vfio_section_is_vfio_pci(MemoryRegionSection *section, return false; } -static void vfio_dirty_tracking_update(MemoryListener *listener, - MemoryRegionSection *section) +static void vfio_dirty_tracking_update_range(VFIODirtyRanges *range, + hwaddr iova, hwaddr end, + bool update_pci) { - VFIODirtyRangesListener *dirty = container_of(listener, - VFIODirtyRangesListener, - listener); - VFIODirtyRanges *range = &dirty->ranges; - hwaddr iova, end, *min, *max; - - if (!vfio_listener_valid_section(section, "tracking_update") || - !vfio_get_section_iova_range(dirty->bcontainer, section, - &iova, &end, NULL)) { - return; - } + hwaddr *min, *max; /* * The address space passed to the dirty tracker is reduced to three ranges: @@ -873,8 +864,7 @@ static void vfio_dirty_tracking_update(MemoryListener *listener, * The alternative would be an IOVATree but that has a much bigger runtime * overhead and unnecessary complexity. */ - if (vfio_section_is_vfio_pci(section, dirty->bcontainer) && - iova >= UINT32_MAX) { + if (update_pci && iova >= UINT32_MAX) { min = &range->minpci64; max = &range->maxpci64; } else { @@ -889,7 +879,23 @@ static void vfio_dirty_tracking_update(MemoryListener *listener, } trace_vfio_device_dirty_tracking_update(iova, end, *min, *max); - return; +} + +static void vfio_dirty_tracking_update(MemoryListener *listener, + MemoryRegionSection *section) +{ + VFIODirtyRangesListener *dirty = + container_of(listener, VFIODirtyRangesListener, listener); + hwaddr iova, end; + + if (!vfio_listener_valid_section(section, "tracking_update") || + !vfio_get_section_iova_range(dirty->bcontainer, section, + &iova, &end, NULL)) { + return; + } + + vfio_dirty_tracking_update_range(&dirty->ranges, iova, end, + vfio_section_is_vfio_pci(section, dirty->bcontainer)); } static const MemoryListener vfio_dirty_tracking_listener = {