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 E2B49C4338F for ; Tue, 3 Aug 2021 14:19:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C4FF46054F for ; Tue, 3 Aug 2021 14:19:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236995AbhHCOTA (ORCPT ); Tue, 3 Aug 2021 10:19:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236691AbhHCORg (ORCPT ); Tue, 3 Aug 2021 10:17:36 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 78842C061757 for ; Tue, 3 Aug 2021 07:17:16 -0700 (PDT) From: Sebastian Andrzej Siewior DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1628000235; 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=zjP7tmenYzop5aMsEYg7IPJtZnVDOfd9/exYkliB++A=; b=gsKjlyd+KL/h0Z19pycXFAyYfzlxT32M86/ou3XJ6wmx+Vq1mOFKrboFw+ilI10+LV5ZxT +i6CYJ1m8W/Y/Az3lzZ7cKHidbWujRojvU7VIFFUp5wp6RRVjdSKFkOTr4rshLcBBf5Hnc y8cpFVEESTsYyQayKybt1GA/TSsszioU9fav6CY5bxdycVcwVEqQrddDol3qk4cpWGf5rm TI4a6aKgM7V+6tpF6ZyfwG8ekQ4UHuZIGOQITphjqXRli9WMkifQi17g90ee1RKpPUR1MD VgMJBWhOrpZ/s/KTlIVzFKnuv+ZgX5e79nuWX+gg4VD87v4kvpVVMW/To8Bi0Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1628000235; 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=zjP7tmenYzop5aMsEYg7IPJtZnVDOfd9/exYkliB++A=; b=gFjNgbbYh1z7oLBxa8KwC/vKv4Gt5NEagKZK+sZkglNjw9MEX6aggIeTOTQmVIR7WzgzFR RPFjF0lA0CoqpaCA== To: linux-kernel@vger.kernel.org Cc: tglx@linutronix.de, Peter Zijlstra , Sebastian Andrzej Siewior Subject: [PATCH 33/38] smpboot: Replace deprecated CPU-hotplug functions. Date: Tue, 3 Aug 2021 16:16:16 +0200 Message-Id: <20210803141621.780504-34-bigeasy@linutronix.de> In-Reply-To: <20210803141621.780504-1-bigeasy@linutronix.de> References: <20210803141621.780504-1-bigeasy@linutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The functions get_online_cpus() and put_online_cpus() have been deprecated during the CPU hotplug rework. They map directly to cpus_read_lock() and cpus_read_unlock(). Replace deprecated CPU-hotplug functions with the official version. The behavior remains unchanged. Signed-off-by: Sebastian Andrzej Siewior --- kernel/smpboot.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/kernel/smpboot.c b/kernel/smpboot.c index cf6acab785384..f6bc0bc8a2aab 100644 --- a/kernel/smpboot.c +++ b/kernel/smpboot.c @@ -291,7 +291,7 @@ int smpboot_register_percpu_thread(struct smp_hotplug_t= hread *plug_thread) unsigned int cpu; int ret =3D 0; =20 - get_online_cpus(); + cpus_read_lock(); mutex_lock(&smpboot_threads_lock); for_each_online_cpu(cpu) { ret =3D __smpboot_create_thread(plug_thread, cpu); @@ -304,7 +304,7 @@ int smpboot_register_percpu_thread(struct smp_hotplug_t= hread *plug_thread) list_add(&plug_thread->list, &hotplug_threads); out: mutex_unlock(&smpboot_threads_lock); - put_online_cpus(); + cpus_read_unlock(); return ret; } EXPORT_SYMBOL_GPL(smpboot_register_percpu_thread); @@ -317,12 +317,12 @@ EXPORT_SYMBOL_GPL(smpboot_register_percpu_thread); */ void smpboot_unregister_percpu_thread(struct smp_hotplug_thread *plug_thre= ad) { - get_online_cpus(); + cpus_read_lock(); mutex_lock(&smpboot_threads_lock); list_del(&plug_thread->list); smpboot_destroy_threads(plug_thread); mutex_unlock(&smpboot_threads_lock); - put_online_cpus(); + cpus_read_unlock(); } EXPORT_SYMBOL_GPL(smpboot_unregister_percpu_thread); =20 --=20 2.32.0