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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 40CEDC433C1 for ; Fri, 26 Mar 2021 10:44:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EE98961A4A for ; Fri, 26 Mar 2021 10:44:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230115AbhCZKoU (ORCPT ); Fri, 26 Mar 2021 06:44:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229915AbhCZKoJ (ORCPT ); Fri, 26 Mar 2021 06:44:09 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D13B2C0613B3 for ; Fri, 26 Mar 2021 03:44:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Type:MIME-Version:References: Subject:Cc:To:From:Date:Message-ID:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:In-Reply-To; bh=CPPvwqcPK0g8/AAoxEgyQ3XaBTx0zUl71qbZnX49WRk=; b=IAdNEssCBWqBOjWP/gzzhlqydh 7rj+eo6QRYMIv3E3AqaZDPxkybd54ZDGwKNgT2pTsAfI4J8izmIdwP51Q8fAWyWiwMzFWYNNfDjYd yuTYleCKRm48svOwcHTsFTM6dQMfHWdC3AQek2CnwGCIA0DHFc14k+qXo9Bxv+W5gk362BnjOJfX6 mvRx+7brCFFLNSG7h2xiXMcTjQl0/X8tFNl7pqtJJFiay7FlLQwVipibjPyN9QZNyj0wgLKoS+Spr +b9IxkB5FSq+WW8nno7GlF/cE5qYxYwZZEjZ3qxo4FiGOZ8zFYxdBJwv6TpxeNA/Jecb2yYJoabvv F+tZWeCQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lPjvF-00EgYW-Rr; Fri, 26 Mar 2021 10:42:55 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 4EA7E307697; Fri, 26 Mar 2021 11:42:32 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 0) id C58732BCA7EDB; Fri, 26 Mar 2021 11:42:31 +0100 (CET) Message-ID: <20210326103935.340951208@infradead.org> User-Agent: quilt/0.66 Date: Fri, 26 Mar 2021 11:34:00 +0100 From: Peter Zijlstra To: mingo@kernel.org, mgorman@suse.de, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, bristot@redhat.com, joshdon@google.com, valentin.schneider@arm.com Cc: linux-kernel@vger.kernel.org, peterz@infradead.org, greg@kroah.com Subject: [PATCH 8/9] sched: Move /proc/sched_debug to debugfs References: <20210326103352.603456266@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Peter Zijlstra (Intel) --- kernel/sched/debug.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -279,6 +279,20 @@ static const struct file_operations sche __read_mostly bool sched_debug_enabled; +static const struct seq_operations sched_debug_sops; + +static int sched_debug_open(struct inode *inode, struct file *filp) +{ + return seq_open(filp, &sched_debug_sops); +} + +static const struct file_operations sched_debug_fops = { + .open = sched_debug_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static struct dentry *debugfs_sched; static __init int sched_init_debug(void) @@ -316,6 +330,8 @@ static __init int sched_init_debug(void) debugfs_create_u32("scan_size_mb", 0644, numa, &sysctl_numa_balancing_scan_size); #endif + debugfs_create_file("debug", 0444, debugfs_sched, NULL, &sched_debug_fops); + return 0; } late_initcall(sched_init_debug); @@ -854,15 +870,6 @@ static const struct seq_operations sched .show = sched_debug_show, }; -static int __init init_sched_debug_procfs(void) -{ - if (!proc_create_seq("sched_debug", 0444, NULL, &sched_debug_sops)) - return -ENOMEM; - return 0; -} - -__initcall(init_sched_debug_procfs); - #define __PS(S, F) SEQ_printf(m, "%-45s:%21Ld\n", S, (long long)(F)) #define __P(F) __PS(#F, F) #define P(F) __PS(#F, p->F)