From patchwork Tue Nov 10 14:17:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiubo Li X-Patchwork-Id: 322973 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=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED 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 D3ED1C4742C for ; Tue, 10 Nov 2020 14:17:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7ADA2207D3 for ; Tue, 10 Nov 2020 14:17:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="PmDDslTF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730980AbgKJORf (ORCPT ); Tue, 10 Nov 2020 09:17:35 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:28749 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730617AbgKJORf (ORCPT ); Tue, 10 Nov 2020 09:17:35 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1605017854; 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=rDyDrI6A1GOkQAQ7mBkZyj9QjY5RXccBqt5w2IxrHNs=; b=PmDDslTFF5mwoKJxx2kaypiDpjHlBOZHtP45DLItFCK1TAz5wbC4PN4Kxq9PhMsFukuEGk s3pWOkqW1vKAQfrQt0zt7YOZeFiJhyEjrdS66ePWx+t14wbyd94LDXtXntGUoQ6ZbN7Bk4 xWjMJLIcOHvF6N+BObvu1MgxlFf5qRg= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-195-kyNilnToPf-bI6fgUy5I_w-1; Tue, 10 Nov 2020 09:17:24 -0500 X-MC-Unique: kyNilnToPf-bI6fgUy5I_w-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 43E1B876ECF; Tue, 10 Nov 2020 14:17:23 +0000 (UTC) Received: from lxbceph1.gsslab.pek2.redhat.com (unknown [10.72.47.117]) by smtp.corp.redhat.com (Postfix) with ESMTP id 54239610F3; Tue, 10 Nov 2020 14:17:14 +0000 (UTC) From: xiubli@redhat.com To: jlayton@kernel.org, idryomov@gmail.com Cc: zyan@redhat.com, pdonnell@redhat.com, ceph-devel@vger.kernel.org, Xiubo Li Subject: [PATCH v3 1/2] ceph: add status debug file support Date: Tue, 10 Nov 2020 22:17:02 +0800 Message-Id: <20201110141703.414211-2-xiubli@redhat.com> In-Reply-To: <20201110141703.414211-1-xiubli@redhat.com> References: <20201110141703.414211-1-xiubli@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org From: Xiubo Li This will help list some useful client side info, like the client entity address/name and bloclisted status, etc. URL: https://tracker.ceph.com/issues/48057 Signed-off-by: Xiubo Li --- fs/ceph/debugfs.c | 20 ++++++++++++++++++++ fs/ceph/super.h | 1 + 2 files changed, 21 insertions(+) diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c index 7a8fbe3e4751..4e498a492de4 100644 --- a/fs/ceph/debugfs.c +++ b/fs/ceph/debugfs.c @@ -304,11 +304,25 @@ static int mds_sessions_show(struct seq_file *s, void *ptr) return 0; } +static int status_show(struct seq_file *s, void *p) +{ + struct ceph_fs_client *fsc = s->private; + struct ceph_entity_inst *inst = &fsc->client->msgr.inst; + struct ceph_entity_addr *client_addr = ceph_client_addr(fsc->client); + + seq_printf(s, "inst_str: %s.%lld %s/%u\n", ENTITY_NAME(inst->name), + ceph_pr_addr(client_addr), le32_to_cpu(client_addr->nonce)); + seq_printf(s, "blocklisted: %s\n", fsc->blocklisted ? "true" : "false"); + + return 0; +} + DEFINE_SHOW_ATTRIBUTE(mdsmap); DEFINE_SHOW_ATTRIBUTE(mdsc); DEFINE_SHOW_ATTRIBUTE(caps); DEFINE_SHOW_ATTRIBUTE(mds_sessions); DEFINE_SHOW_ATTRIBUTE(metric); +DEFINE_SHOW_ATTRIBUTE(status); /* @@ -394,6 +408,12 @@ void ceph_fs_debugfs_init(struct ceph_fs_client *fsc) fsc->client->debugfs_dir, fsc, &caps_fops); + + fsc->debugfs_status = debugfs_create_file("status", + 0400, + fsc->client->debugfs_dir, + fsc, + &status_fops); } diff --git a/fs/ceph/super.h b/fs/ceph/super.h index f097237a5ad3..5138b75923f9 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -128,6 +128,7 @@ struct ceph_fs_client { struct dentry *debugfs_bdi; struct dentry *debugfs_mdsc, *debugfs_mdsmap; struct dentry *debugfs_metric; + struct dentry *debugfs_status; struct dentry *debugfs_mds_sessions; #endif