From patchwork Tue Jul 16 09:45:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 13734239 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 92381C3DA59 for ; Tue, 16 Jul 2024 09:48:11 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sTelu-0006bK-Ut; Tue, 16 Jul 2024 05:46:58 -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 1sTelt-0006V9-8U for qemu-devel@nongnu.org; Tue, 16 Jul 2024 05:46:57 -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 1sTelr-0000P4-J8 for qemu-devel@nongnu.org; Tue, 16 Jul 2024 05:46:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1721123215; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=SU1kJ0X8nNI5cBpcnHA6rq85FBjXuBZPC89l80NxH+E=; b=S8xZ4l4HX+QICnT6tfLj1+jxpb3TMxdP1YHrmB5MhadGnoPMv9Gg8Ln6A1nS+OJiXnozSI UUqPy752LogRXt1r7Qc8TusWqxUzKl3IL+3+7gNe5CoWsOed79Yh+ZZq7l8VKr7aIv96vM FoPDhOdAf1hmd9ZGNPHSo939OQDW9Qk= Received: from mx-prod-mc-01.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-520-3Jfvq2nQPN6zwA6fiN-6sA-1; Tue, 16 Jul 2024 05:46:53 -0400 X-MC-Unique: 3Jfvq2nQPN6zwA6fiN-6sA-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-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 2711A1955D50; Tue, 16 Jul 2024 09:46:52 +0000 (UTC) Received: from laptop.redhat.com (unknown [10.39.192.185]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 62035300018E; Tue, 16 Jul 2024 09:46:48 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, mst@redhat.com, jean-philippe@linaro.org, peter.maydell@linaro.org, clg@redhat.com, zhenzhong.duan@intel.com, alex.williamson@redhat.com, jasowang@redhat.com Cc: yanghliu@redhat.com Subject: [PATCH 5/6] hw/vfio/common: Add vfio_listener_region_del_iommu trace event Date: Tue, 16 Jul 2024 11:45:07 +0200 Message-ID: <20240716094619.1713905-6-eric.auger@redhat.com> In-Reply-To: <20240716094619.1713905-1-eric.auger@redhat.com> References: <20240716094619.1713905-1-eric.auger@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=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 12 X-Spam_score: 1.2 X-Spam_bar: + X-Spam_report: (1.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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 Trace when VFIO gets notified about the deletion of an IOMMU MR. Also trace the name of the region in the add_iommu trace message. Signed-off-by: Eric Auger Reviewed-by: Cédric Le Goater --- hw/vfio/common.c | 3 ++- hw/vfio/trace-events | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index 6d15b36e0b..cfc44a4569 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -599,7 +599,7 @@ static void vfio_listener_region_add(MemoryListener *listener, IOMMUMemoryRegion *iommu_mr = IOMMU_MEMORY_REGION(section->mr); int iommu_idx; - trace_vfio_listener_region_add_iommu(iova, end); + trace_vfio_listener_region_add_iommu(section->mr->name, iova, end); /* * FIXME: For VFIO iommu types which have KVM acceleration to * avoid bouncing all map/unmaps through qemu this way, this @@ -725,6 +725,7 @@ static void vfio_listener_region_del(MemoryListener *listener, if (memory_region_is_iommu(section->mr)) { VFIOGuestIOMMU *giommu; + trace_vfio_listener_region_del_iommu(section->mr->name); QLIST_FOREACH(giommu, &bcontainer->giommu_list, giommu_next) { if (MEMORY_REGION(giommu->iommu_mr) == section->mr && giommu->n.start == section->offset_within_region) { diff --git a/hw/vfio/trace-events b/hw/vfio/trace-events index e16179b507..98bd4dccea 100644 --- a/hw/vfio/trace-events +++ b/hw/vfio/trace-events @@ -95,7 +95,8 @@ vfio_region_read(char *name, int index, uint64_t addr, unsigned size, uint64_t d vfio_iommu_map_notify(const char *op, uint64_t iova_start, uint64_t iova_end) "iommu %s @ 0x%"PRIx64" - 0x%"PRIx64 vfio_listener_region_skip(const char *name, uint64_t start, uint64_t end) "SKIPPING %s 0x%"PRIx64" - 0x%"PRIx64 vfio_spapr_group_attach(int groupfd, int tablefd) "Attached groupfd %d to liobn fd %d" -vfio_listener_region_add_iommu(uint64_t start, uint64_t end) "region_add [iommu] 0x%"PRIx64" - 0x%"PRIx64 +vfio_listener_region_add_iommu(const char* name, uint64_t start, uint64_t end) "region_add [iommu] %s 0x%"PRIx64" - 0x%"PRIx64 +vfio_listener_region_del_iommu(const char *name) "region_del [iommu] %s" vfio_listener_region_add_ram(uint64_t iova_start, uint64_t iova_end, void *vaddr) "region_add [ram] 0x%"PRIx64" - 0x%"PRIx64" [%p]" vfio_known_safe_misalignment(const char *name, uint64_t iova, uint64_t offset_within_region, uintptr_t page_size) "Region \"%s\" iova=0x%"PRIx64" offset_within_region=0x%"PRIx64" qemu_real_host_page_size=0x%"PRIxPTR vfio_listener_region_add_no_dma_map(const char *name, uint64_t iova, uint64_t size, uint64_t page_size) "Region \"%s\" 0x%"PRIx64" size=0x%"PRIx64" is not aligned to 0x%"PRIx64" and cannot be mapped for DMA"