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=-9.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 3EB33C282D7 for ; Thu, 31 Jan 2019 02:33:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0B7992084C for ; Thu, 31 Jan 2019 02:33:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=zoho.com header.i=yehs2007@zoho.com header.b="dKClg84r" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730846AbfAaCdK (ORCPT ); Wed, 30 Jan 2019 21:33:10 -0500 Received: from sender-pp-092.zoho.com ([135.84.80.237]:25417 "EHLO sender-pp-092.zoho.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725535AbfAaCdJ (ORCPT ); Wed, 30 Jan 2019 21:33:09 -0500 ARC-Seal: i=1; a=rsa-sha256; t=1548901892; cv=none; d=zoho.com; s=zohoarc; b=LDgy6MugAyxvHx80sLMn2iTsvyO7FIJPvN6b5Uxl+C5vSxKbCELW4c9ymRR7+rFPowiDD8KEpFjHwEvjoudnNvu5tuwPBDp/HcKmL9TizoHmWrRM1QPwx1ux2Gx/AkMoSt5gYhZS05AzW8A48sMyhShvzvzSMA+k8Rf3F7CNGfE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1548901892; h=Cc:Date:From:In-Reply-To:Message-ID:References:Subject:To:ARC-Authentication-Results; bh=DeSXpkuBaRP5FZTknldkbxhMQMJx9Q4qwy3wT5Ssm1k=; b=Rfl3TdNzlrd8lngOI4Fk0VHGqWEAvfmDdyp5KH/r/xB12cy5v3mmedKgk5ROKR+qItRD9P3RHdUGpHSemFvU7XyOn/yp0KQC4BZwxdc4U+3snepVgUfa4Sek1OLHUWirmowRJp2exAkjp6dAQCdMEDBYwHCm7LSlmZONmUON4XU= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=pass header.i=zoho.com; spf=pass smtp.mailfrom=yehs2007@zoho.com; dmarc=pass header.from= header.from= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=zapps768; d=zoho.com; h=from:to:cc:subject:date:message-id:in-reply-to:references; b=WpEjR8C+TDFyTr6GwT4b6SnH3DxM6SJLnrxkYjPnL1UuMBeF2Hkr0s7isUQ7mxJXrH0BALBEueHW POE53UgKTMdTRic2yHNPIjSJfj3DC+0HrYolLpwpCtTlDrdoq+tl DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1548901892; s=default; d=zoho.com; i=yehs2007@zoho.com; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; l=1009; bh=DeSXpkuBaRP5FZTknldkbxhMQMJx9Q4qwy3wT5Ssm1k=; b=dKClg84rZYnrzufN1FKEICy7VAZdgifPw/2VyDfO1CzslIVF0QaFnjcuy8c6U4Xv C3GSJFOWvfVYuTGZSNz+Dy0jVLKheYUFiNlPqWh4CUgLSSEX+psG3AQwFmzKQqcdTtE elawTJegklis7p3BQPSX3OrGeqJJbbwUnYqJm9A8= Received: from YEHS1XR956R00D1.lenovo.com (106.38.1.115 [106.38.1.115]) by mx.zohomail.com with SMTPS id 1548901890474272.2511908503543; Wed, 30 Jan 2019 18:31:30 -0800 (PST) From: Huaisheng Ye To: mpatocka@redhat.com, snitzer@redhat.com, agk@redhat.com Cc: dan.j.williams@intel.com, hch@lst.de, jack@suse.cz, corbet@lwn.net, dm-devel@redhat.com, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org, linux-doc@vger.kernel.org, Huaisheng Ye Subject: [PATCH v3 5/5] dm-writecache: output seq_count within status Date: Thu, 31 Jan 2019 10:29:55 +0800 Message-Id: <20190131022955.9920-6-yehs2007@zoho.com> X-Mailer: git-send-email 2.17.0.windows.1 In-Reply-To: <20190131022955.9920-1-yehs2007@zoho.com> References: <20190131022955.9920-1-yehs2007@zoho.com> X-ZohoMailClient: External Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Huaisheng Ye seq_count is important for flush operations, output it within status for debugging and analyzing code behavior. Signed-off-by: Huaisheng Ye --- drivers/md/dm-writecache.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index 2c1e825..3396710 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -2231,9 +2231,9 @@ static void writecache_status(struct dm_target *ti, status_type_t type, switch (type) { case STATUSTYPE_INFO: - DMEMIT("%ld %llu %llu %llu", writecache_has_error(wc), + DMEMIT("%ld %llu %llu %llu %llu", writecache_has_error(wc), (unsigned long long)wc->n_blocks, (unsigned long long)wc->freelist_size, - (unsigned long long)wc->writeback_size); + (unsigned long long)wc->writeback_size, wc->seq_count); break; case STATUSTYPE_TABLE: DMEMIT("%c %s %s %u ", WC_MODE_PMEM(wc) ? 'p' : 's', -- 1.8.3.1