From patchwork Wed Feb 15 04:12:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ira Weiny X-Patchwork-Id: 13141272 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B856C64EC7 for ; Wed, 15 Feb 2023 04:13:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229526AbjBOENG (ORCPT ); Tue, 14 Feb 2023 23:13:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40972 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229581AbjBOENE (ORCPT ); Tue, 14 Feb 2023 23:13:04 -0500 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C46C0241E7; Tue, 14 Feb 2023 20:13:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1676434383; x=1707970383; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=Hw1DDHRIHIwPlwNgbgIfy7AWI3+eWUYTCa7drEZt1eI=; b=cud5PTODHg77ga+zq8z8rUKhGo/8QRZiHAKgyG+xIZPvm4vEVr0r7TZU 636oMRtIkEzfXfCWIggcg5qpemRvhKsyg1wzkOK8Mhel0lIKXlxi6KWW1 R7YAIkjLoD7nW2TqzUxWfIWunQQjzdCKCqGQcfrSj2Zjpz806beZsmG32 O0iS6PUlfxsBOAD3zPnq3h3V4PU4y+MIDweqGyxfaVF2rEykdl9af8zs0 BPHrl+BHvjZ/V3bUakEdR1E18xSPvkGQuzh/zoLS6WQtE1egnlC9Or98B a/us11dKcE1gHwzCtAvovUUo4GZXCuxTv2LJZek0eHLvdq3h5GVz9Fhy+ A==; X-IronPort-AV: E=McAfee;i="6500,9779,10621"; a="311706810" X-IronPort-AV: E=Sophos;i="5.97,298,1669104000"; d="scan'208";a="311706810" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2023 20:13:02 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10621"; a="647017003" X-IronPort-AV: E=Sophos;i="5.97,298,1669104000"; d="scan'208";a="647017003" Received: from iweiny-desk3.amr.corp.intel.com (HELO localhost) ([10.212.74.178]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2023 20:13:01 -0800 From: Ira Weiny Date: Tue, 14 Feb 2023 20:12:45 -0800 Subject: [PATCH v2 3/3] cxl/trace: Add serial number to trace points MIME-Version: 1.0 Message-Id: <20230208-cxl-event-names-v2-3-fca130c2c68b@intel.com> References: <20230208-cxl-event-names-v2-0-fca130c2c68b@intel.com> In-Reply-To: <20230208-cxl-event-names-v2-0-fca130c2c68b@intel.com> To: Alison Schofield , Vishal Verma , Ben Widawsky , Dan Williams Cc: linux-cxl@vger.kernel.org, linux-kernel@vger.kernel.org, Ira Weiny , Steven Rostedt , Dave Jiang X-Mailer: b4 0.13-dev-ada30 X-Developer-Signature: v=1; a=ed25519-sha256; t=1676434378; l=5068; i=ira.weiny@intel.com; s=20221222; h=from:subject:message-id; bh=Hw1DDHRIHIwPlwNgbgIfy7AWI3+eWUYTCa7drEZt1eI=; b=OGsI2VdXSKeA4uMGc+TIfF1n64xZK9eC0RhbRGhesXGaL7aI28/E17lFL1gFxEfd5h0j8+8qMSER uKoIKjmqBsSpirWJ2xvR8IgzP7yH7c4ScYej9kNqxtiYpuLvJyTa X-Developer-Key: i=ira.weiny@intel.com; a=ed25519; pk=brwqReAJklzu/xZ9FpSsMPSQ/qkSalbg6scP3w809Ec= Precedence: bulk List-ID: X-Mailing-List: linux-cxl@vger.kernel.org Device serial numbers are useful information for the user. Add device serial numbers to all the trace points. Cc: Steven Rostedt Cc: Dave Jiang Signed-off-by: Ira Weiny --- NOTE: Device serial numbers default to 0 but can be added in QEMU with the following syntax for testing: "-device cxl-type3,sn=,..." Changes for v2 From Dan New patch -- don't forget the serial number --- drivers/cxl/core/trace.h | 28 ++++++++++++++++++---------- 1 file changed, 18 insertions(+), 10 deletions(-) diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h index ed69e558187b..9b8d3d997834 100644 --- a/drivers/cxl/core/trace.h +++ b/drivers/cxl/core/trace.h @@ -52,6 +52,7 @@ TRACE_EVENT(cxl_aer_uncorrectable_error, TP_STRUCT__entry( __string(memdev, dev_name(&cxlmd->dev)) __string(host, dev_name(cxlmd->dev.parent)) + __field(u64, serial) __field(u32, status) __field(u32, first_error) __array(u32, header_log, CXL_HEADERLOG_SIZE_U32) @@ -59,6 +60,7 @@ TRACE_EVENT(cxl_aer_uncorrectable_error, TP_fast_assign( __assign_str(memdev, dev_name(&cxlmd->dev)); __assign_str(host, dev_name(cxlmd->dev.parent)); + __entry->serial = cxlmd->cxlds->serial; __entry->status = status; __entry->first_error = fe; /* @@ -67,8 +69,8 @@ TRACE_EVENT(cxl_aer_uncorrectable_error, */ memcpy(__entry->header_log, hl, CXL_HEADERLOG_SIZE); ), - TP_printk("memdev=%s host=%s: status: '%s' first_error: '%s'", - __get_str(memdev), __get_str(host), + TP_printk("memdev=%s host=%s serial=%lld: status: '%s' first_error: '%s'", + __get_str(memdev), __get_str(host), __entry->serial, show_uc_errs(__entry->status), show_uc_errs(__entry->first_error) ) @@ -98,15 +100,17 @@ TRACE_EVENT(cxl_aer_correctable_error, TP_STRUCT__entry( __string(memdev, dev_name(&cxlmd->dev)) __string(host, dev_name(cxlmd->dev.parent)) + __field(u64, serial) __field(u32, status) ), TP_fast_assign( __assign_str(memdev, dev_name(&cxlmd->dev)); __assign_str(host, dev_name(cxlmd->dev.parent)); + __entry->serial = cxlmd->cxlds->serial; __entry->status = status; ), - TP_printk("memdev=%s host=%s: status: '%s'", - __get_str(memdev), __get_str(host), + TP_printk("memdev=%s host=%s serial=%lld: status: '%s'", + __get_str(memdev), __get_str(host), __entry->serial, show_ce_errs(__entry->status) ) ); @@ -129,6 +133,7 @@ TRACE_EVENT(cxl_overflow, __string(memdev, dev_name(&cxlmd->dev)) __string(host, dev_name(cxlmd->dev.parent)) __field(int, log) + __field(u64, serial) __field(u64, first_ts) __field(u64, last_ts) __field(u16, count) @@ -137,14 +142,15 @@ TRACE_EVENT(cxl_overflow, TP_fast_assign( __assign_str(memdev, dev_name(&cxlmd->dev)); __assign_str(host, dev_name(cxlmd->dev.parent)); + __entry->serial = cxlmd->cxlds->serial; __entry->log = log; __entry->count = le16_to_cpu(payload->overflow_err_count); __entry->first_ts = le64_to_cpu(payload->first_overflow_timestamp); __entry->last_ts = le64_to_cpu(payload->last_overflow_timestamp); ), - TP_printk("memdev=%s host=%s: log=%s : %u records from %llu to %llu", - __get_str(memdev), __get_str(host), + TP_printk("memdev=%s host=%s serial=%lld: log=%s : %u records from %llu to %llu", + __get_str(memdev), __get_str(host), __entry->serial, cxl_event_log_type_str(__entry->log), __entry->count, __entry->first_ts, __entry->last_ts) @@ -182,6 +188,7 @@ TRACE_EVENT(cxl_overflow, __string(host, dev_name(cxlmd->dev.parent)) \ __field(int, log) \ __field_struct(uuid_t, hdr_uuid) \ + __field(u64, serial) \ __field(u32, hdr_flags) \ __field(u16, hdr_handle) \ __field(u16, hdr_related_handle) \ @@ -193,6 +200,7 @@ TRACE_EVENT(cxl_overflow, __assign_str(memdev, dev_name(&(cxlmd)->dev)); \ __assign_str(host, dev_name((cxlmd)->dev.parent)); \ __entry->log = (l); \ + __entry->serial = (cxlmd)->cxlds->serial; \ memcpy(&__entry->hdr_uuid, &(hdr).id, sizeof(uuid_t)); \ __entry->hdr_length = (hdr).length; \ __entry->hdr_flags = get_unaligned_le24((hdr).flags); \ @@ -202,10 +210,10 @@ TRACE_EVENT(cxl_overflow, __entry->hdr_maint_op_class = (hdr).maint_op_class #define CXL_EVT_TP_printk(fmt, ...) \ - TP_printk("memdev=%s host=%s log=%s : time=%llu uuid=%pUb len=%d " \ - "flags='%s' handle=%x related_handle=%x maint_op_class=%u" \ - " : " fmt, \ - __get_str(memdev), __get_str(host), \ + TP_printk("memdev=%s host=%s serial=%lld log=%s : time=%llu uuid=%pUb " \ + "len=%d flags='%s' handle=%x related_handle=%x " \ + "maint_op_class=%u : " fmt, \ + __get_str(memdev), __get_str(host), __entry->serial, \ cxl_event_log_type_str(__entry->log), \ __entry->hdr_timestamp, &__entry->hdr_uuid, __entry->hdr_length,\ show_hdr_flags(__entry->hdr_flags), __entry->hdr_handle, \