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 Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (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 171B2C52D7D for ; Thu, 15 Aug 2024 08:42:44 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id A43B23D21DB for ; Thu, 15 Aug 2024 10:42:42 +0200 (CEST) Received: from in-7.smtp.seeweb.it (in-7.smtp.seeweb.it [217.194.8.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 9D8CC3D21B8 for ; Thu, 15 Aug 2024 10:40:34 +0200 (CEST) Authentication-Results: in-7.smtp.seeweb.it; spf=pass (sender SPF authorized) smtp.mailfrom=linuxfoundation.org (client-ip=2604:1380:4641:c500::1; helo=dfw.source.kernel.org; envelope-from=gregkh@linuxfoundation.org; receiver=lists.linux.it) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by in-7.smtp.seeweb.it (Postfix) with ESMTPS id B75A920091E for ; Thu, 15 Aug 2024 10:40:33 +0200 (CEST) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 3111F61BEA; Thu, 15 Aug 2024 08:40:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7B6D6C32786; Thu, 15 Aug 2024 08:40:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1723711231; bh=ogEsw9JH4dWW/M1IIdkV0ywEFmEry1XoInTGMfO8PhE=; h=Subject:To:Cc:From:Date:In-Reply-To:From; b=GeRA/onZzv6k+aewFGNzrKmdeFSk+QSUZ4BJ+75H4IwDBUJSAsZFy/sJ9JIeKHMpb uXhRsGGF+YSmPJGAFp/osm4yaRlt+RqQv2Wt/Cy4rni/oEayzJOA+ieIrs2EWf5ns4 0cgslWUBtM2E/UndKiQCX/5FwaG5e1T/iFg6ns7Y= To: calum.mackay@oracle.com, cel@kernel.org, chuck.lever@oracle.com, gregkh@linuxfoundation.org, jlayton@kernel.org, josef@toxicpanda.com, kernel-team@fb.com, ltp@lists.linux.it, pvorel@suse.cz, sherry.yang@oracle.com From: Date: Thu, 15 Aug 2024 10:39:58 +0200 In-Reply-To: <20240810200009.9882-18-cel@kernel.org> Message-ID: <2024081558-blend-geologist-4949@gregkh> MIME-Version: 1.0 X-stable: commit X-Patchwork-Hint: ignore X-Virus-Scanned: clamav-milter 1.0.3 at in-7.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] Patch "nfsd: remove nfsd_stats, make th_cnt a global counter" has been added to the 6.1-stable tree X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stable-commits@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" This is a note to let you know that I've just added the patch titled nfsd: remove nfsd_stats, make th_cnt a global counter to the 6.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: nfsd-remove-nfsd_stats-make-th_cnt-a-global-counter.patch and it can be found in the queue-6.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >From stable+bounces-66338-greg=kroah.com@vger.kernel.org Sat Aug 10 22:01:30 2024 From: cel@kernel.org Date: Sat, 10 Aug 2024 16:00:08 -0400 Subject: nfsd: remove nfsd_stats, make th_cnt a global counter To: Cc: , pvorel@suse.cz, sherry.yang@oracle.com, calum.mackay@oracle.com, kernel-team@fb.com, ltp@lists.linux.it, Josef Bacik , Jeff Layton Message-ID: <20240810200009.9882-18-cel@kernel.org> From: Josef Bacik [ Upstream commit e41ee44cc6a473b1f414031782c3b4283d7f3e5f ] This is the last global stat, take it out of the nfsd_stats struct and make it a global part of nfsd, report it the same as always. Signed-off-by: Josef Bacik Reviewed-by: Jeff Layton Signed-off-by: Chuck Lever Signed-off-by: Greg Kroah-Hartman --- fs/nfsd/nfsd.h | 1 + fs/nfsd/nfssvc.c | 5 +++-- fs/nfsd/stats.c | 3 +-- fs/nfsd/stats.h | 6 ------ 4 files changed, 5 insertions(+), 10 deletions(-) --- a/fs/nfsd/nfsd.h +++ b/fs/nfsd/nfsd.h @@ -69,6 +69,7 @@ extern struct mutex nfsd_mutex; extern spinlock_t nfsd_drc_lock; extern unsigned long nfsd_drc_max_mem; extern unsigned long nfsd_drc_mem_used; +extern atomic_t nfsd_th_cnt; /* number of available threads */ extern const struct seq_operations nfs_exports_op; --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -34,6 +34,7 @@ #define NFSDDBG_FACILITY NFSDDBG_SVC +atomic_t nfsd_th_cnt = ATOMIC_INIT(0); extern struct svc_program nfsd_program; static int nfsd(void *vrqstp); #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) @@ -955,7 +956,7 @@ nfsd(void *vrqstp) current->fs->umask = 0; - atomic_inc(&nfsdstats.th_cnt); + atomic_inc(&nfsd_th_cnt); set_freezable(); @@ -979,7 +980,7 @@ nfsd(void *vrqstp) validate_process_creds(); } - atomic_dec(&nfsdstats.th_cnt); + atomic_dec(&nfsd_th_cnt); out: /* Take an extra ref so that the svc_put in svc_exit_thread() --- a/fs/nfsd/stats.c +++ b/fs/nfsd/stats.c @@ -27,7 +27,6 @@ #include "nfsd.h" -struct nfsd_stats nfsdstats; struct svc_stat nfsd_svcstats = { .program = &nfsd_program, }; @@ -47,7 +46,7 @@ static int nfsd_show(struct seq_file *se percpu_counter_sum_positive(&nn->counter[NFSD_STATS_IO_WRITE])); /* thread usage: */ - seq_printf(seq, "th %u 0", atomic_read(&nfsdstats.th_cnt)); + seq_printf(seq, "th %u 0", atomic_read(&nfsd_th_cnt)); /* deprecated thread usage histogram stats */ for (i = 0; i < 10; i++) --- a/fs/nfsd/stats.h +++ b/fs/nfsd/stats.h @@ -10,12 +10,6 @@ #include #include -struct nfsd_stats { - atomic_t th_cnt; /* number of available threads */ -}; - -extern struct nfsd_stats nfsdstats; - extern struct svc_stat nfsd_svcstats; int nfsd_percpu_counters_init(struct percpu_counter *counters, int num); Patches currently in stable-queue which might be from kroah.com@vger.kernel.org are queue-6.1/nfsd-remove-nfsd_stats-make-th_cnt-a-global-counter.patch queue-6.1/nfsd-move-reply-cache-initialization-into-nfsd-startup.patch queue-6.1/sunrpc-remove-pg_stats-from-svc_program.patch queue-6.1/mptcp-pm-don-t-try-to-create-sf-if-alloc-failed.patch queue-6.1/nfsd-rename-nfsd_reply_cache_alloc.patch queue-6.1/nfsd-make-all-of-the-nfsd-stats-per-network-namespace.patch queue-6.1/mptcp-pass-addr-to-mptcp_pm_alloc_anno_list.patch queue-6.1/nfsd-move-init-of-percpu-reply_cache_stats-counters-back-to-nfsd_init_net.patch queue-6.1/nfsd-replace-nfsd_prune_bucket.patch queue-6.1/nfsd-stop-setting-pg_stats-for-unused-stats.patch queue-6.1/sunrpc-don-t-change-sv_stats-if-it-doesn-t-exist.patch queue-6.1/nfsd-make-svc_stat-per-network-namespace-instead-of-global.patch queue-6.1/nfsd-fix-frame-size-warning-in-svc_export_parse.patch queue-6.1/nfsd-rename-nfsd_net_-to-nfsd_stats_.patch queue-6.1/mptcp-pm-do-not-ignore-subflow-if-signal-flag-is-also-set.patch queue-6.1/nfsd-refactor-nfsd_reply_cache_free_locked.patch queue-6.1/mptcp-fully-established-after-add_addr-echo-on-mpj.patch queue-6.1/sunrpc-use-the-struct-net-as-the-svc-proc-private.patch queue-6.1/selftests-mptcp-join-test-both-signal-subflow.patch queue-6.1/sunrpc-pass-in-the-sv_stats-struct-through-svc_create_pooled.patch queue-6.1/mptcp-pm-reduce-indentation-blocks.patch queue-6.1/nfsd-rewrite-synopsis-of-nfsd_percpu_counters_init.patch queue-6.1/nfsd-expose-proc-net-sunrpc-nfsd-in-net-namespaces.patch queue-6.1/nfsd-refactor-the-duplicate-reply-cache-shrinker.patch -- Mailing list info: https://lists.linux.it/listinfo/ltp