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 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 CACD4C433B4 for ; Mon, 12 Apr 2021 10:21:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9429761357 for ; Mon, 12 Apr 2021 10:21:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238874AbhDLKWH (ORCPT ); Mon, 12 Apr 2021 06:22:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238489AbhDLKVt (ORCPT ); Mon, 12 Apr 2021 06:21:49 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A027C06138F for ; Mon, 12 Apr 2021 03:21:25 -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=q70SvIsWRSi0y/IGTSrZkyVCZtoeNStuHXG3kerf80M=; b=ijp1uPyp+P9eTuNJojroqiDpNg j1k2I7Co6EXHRBemvkZX24FDBKQ4gf5kJsNTSM/lA2jjhf+5gbzYxeEjmnEtXnc2hQwWwe9ywzr9j bSyDi3GX3M1rLtAOl4eM6nPaMy6EH4sgeJLyqzYyFVQ2r4XZ7e8vmQVOivafC5n89diOFsk3gvFK+ hAlsxmb5X7yooHPo6la3r0qXXMyRPi3GHV3pVdCQz9RB/rkCEILpllpjpbC7GqJ65Igh+zVfiKdor 6NFwfCijQB/ywOoiIbXkX1ySV5IebSAjEDHIbBNrwdizeVpGctzH8dd20lIwcXP3ScmDZGLfkuMJV jpSvO/kg==; 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 1lVtgj-004BDV-HM; Mon, 12 Apr 2021 10:21:01 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id D14923002C4; Mon, 12 Apr 2021 12:20:59 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 0) id D5C5129D8B775; Mon, 12 Apr 2021 12:20:58 +0200 (CEST) Message-ID: <20210412102001.548833671@infradead.org> User-Agent: quilt/0.66 Date: Mon, 12 Apr 2021 12:14:29 +0200 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, linux@rasmusvillemoes.dk, Greg Kroah-Hartman Subject: [PATCH v2 8/9] sched: Move /proc/sched_debug to debugfs References: <20210412101421.609526370@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) Reviewed-by: Greg Kroah-Hartman --- 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)