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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 4D420C3A59C for ; Thu, 15 Aug 2019 20:10:10 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 297CF2086C for ; Thu, 15 Aug 2019 20:10:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 297CF2086C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 4A9441244; Thu, 15 Aug 2019 20:09:48 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id B288E1201 for ; Thu, 15 Aug 2019 20:09:44 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 423AB8A8 for ; Thu, 15 Aug 2019 20:09:44 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Aug 2019 13:09:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,389,1559545200"; d="scan'208";a="188596204" Received: from jacob-builder.jf.intel.com ([10.7.199.155]) by orsmga002.jf.intel.com with ESMTP; 15 Aug 2019 13:09:42 -0700 From: Jacob Pan To: iommu@lists.linux-foundation.org, LKML , Joerg Roedel , David Woodhouse , Alex Williamson Subject: [PATCH v5 03/19] trace/iommu: Add sva trace events Date: Thu, 15 Aug 2019 13:13:09 -0700 Message-Id: <1565900005-62508-4-git-send-email-jacob.jun.pan@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1565900005-62508-1-git-send-email-jacob.jun.pan@linux.intel.com> References: <1565900005-62508-1-git-send-email-jacob.jun.pan@linux.intel.com> Cc: "Tian, Kevin" , Raj Ashok , Jean-Philippe Brucker , Jonathan Cameron X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org From: Jean-Philippe Brucker For development only, trace I/O page faults and responses. Signed-off-by: Jacob Pan [JPB: removed the invalidate trace event, that will be added later] Signed-off-by: Jean-Philippe Brucker Signed-off-by: Jacob Pan --- include/trace/events/iommu.h | 84 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) diff --git a/include/trace/events/iommu.h b/include/trace/events/iommu.h index 72b4582..767b92c 100644 --- a/include/trace/events/iommu.h +++ b/include/trace/events/iommu.h @@ -12,6 +12,8 @@ #define _TRACE_IOMMU_H #include +#include +#include struct device; @@ -161,6 +163,88 @@ DEFINE_EVENT(iommu_error, io_page_fault, TP_ARGS(dev, iova, flags) ); + +TRACE_EVENT(dev_fault, + + TP_PROTO(struct device *dev, struct iommu_fault *evt), + + TP_ARGS(dev, evt), + + TP_STRUCT__entry( + __string(device, dev_name(dev)) + __field(int, type) + __field(int, reason) + __field(u64, addr) + __field(u64, fetch_addr) + __field(u32, pasid) + __field(u32, grpid) + __field(u32, flags) + __field(u32, prot) + ), + + TP_fast_assign( + __assign_str(device, dev_name(dev)); + __entry->type = evt->type; + if (evt->type == IOMMU_FAULT_DMA_UNRECOV) { + __entry->reason = evt->event.reason; + __entry->flags = evt->event.flags; + __entry->pasid = evt->event.pasid; + __entry->grpid = 0; + __entry->prot = evt->event.perm; + __entry->addr = evt->event.addr; + __entry->fetch_addr = evt->event.fetch_addr; + } else { + __entry->reason = 0; + __entry->flags = evt->prm.flags; + __entry->pasid = evt->prm.pasid; + __entry->grpid = evt->prm.grpid; + __entry->prot = evt->prm.perm; + __entry->addr = evt->prm.addr; + __entry->fetch_addr = 0; + } + ), + + TP_printk("IOMMU:%s type=%d reason=%d addr=0x%016llx fetch=0x%016llx pasid=%d group=%d flags=%x prot=%d", + __get_str(device), + __entry->type, + __entry->reason, + __entry->addr, + __entry->fetch_addr, + __entry->pasid, + __entry->grpid, + __entry->flags, + __entry->prot + ) +); + +TRACE_EVENT(dev_page_response, + + TP_PROTO(struct device *dev, struct iommu_fault_page_response *msg), + + TP_ARGS(dev, msg), + + TP_STRUCT__entry( + __string(device, dev_name(dev)) + __field(int, code) + __field(u32, pasid) + __field(u32, grpid) + ), + + TP_fast_assign( + __assign_str(device, dev_name(dev)); + __entry->code = msg->code; + __entry->pasid = msg->pasid; + __entry->grpid = msg->grpid; + ), + + TP_printk("IOMMU:%s code=%d pasid=%d group=%d", + __get_str(device), + __entry->code, + __entry->pasid, + __entry->grpid + ) +); + #endif /* _TRACE_IOMMU_H */ /* This part must be outside protection */ -- 2.7.4 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu