Message ID | 20240124170459.24850-7-frederic@kernel.org |
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State | New |
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[2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id q62-20020a632a41000000b005ceef2ad0dbsi11890830pgq.384.2024.01.24.09.07.33 for <ouuuleilei@gmail.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jan 2024 09:07:33 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-37385-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=CVw4YTMJ; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-37385-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-37385-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 88BBA281881 for <ouuuleilei@gmail.com>; Wed, 24 Jan 2024 17:06:55 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id CB74C7F7E6; Wed, 24 Jan 2024 17:05:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CVw4YTMJ" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 395B286152 for <linux-kernel@vger.kernel.org>; Wed, 24 Jan 2024 17:05:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706115924; cv=none; b=GfuuP+5qxrfS+wwQy5xfeApEt5Z7WxmHtkp3ZaWQ0BSxIoyUeL8jdXZeBxxSY3biS/HtdjCz/8nDpHhbopeMWBO0DYjiBG7Al45dNPLLEUNyvewt58MABXmndmmen5Ff6gvKLTRF3gt5XKZromV/EPOJhCnBEibEJjiID07csFk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706115924; c=relaxed/simple; bh=GdB05R0GsBmz9FGndTlKhr/I91b5e4z4ItUWDOBSGsM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jTlUINVpxTsGxpCi2DOAgeCj8CIvxIPWWFsjyEHz0ZC947X6rgA2mpNeuV2GMIUPhu+DfIdgeiP8hx0d3Rt+e1PkMa8rosvV5ijJ1C5roRjgcIOc7p9VecVy5qAsd1gVGokLeXC/uIWWR500J2pJbAmBmUv1b0l9CgP7/ALlwEY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CVw4YTMJ; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 46808C43394; Wed, 24 Jan 2024 17:05:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706115924; bh=GdB05R0GsBmz9FGndTlKhr/I91b5e4z4ItUWDOBSGsM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CVw4YTMJqW3je/Ce8E99eZlXXP+h6cjZcztkpnVmQmdffy4SHzim8AdAxwB2FRNia k9q1sFndfren1L9iuNRuj8j/8TUNDqj41uJgOkC+pwFPluy37N6iHxSH3X6wx9I1yx c15hgzyWIIJePPSV/89Lc5HvugTL1klwPWZ26ayhuVcSQ3RpeVCZYmbW4KZy0Qdxx0 uPA+0qH07tpRav03TSVifwofBjqCTglIKqNkj7mzo1iM/1slrXXcNqCx2S5jgU8MQ1 hrpe+hWJAMeAbH1Q+1rtCHIdZh3p9WB4BLRw9ikRxSaIKe7BkVCNzdAQ3+WgA2+Qdv Sw2NlLFaGXdRw== From: Frederic Weisbecker <frederic@kernel.org> To: LKML <linux-kernel@vger.kernel.org> Cc: Frederic Weisbecker <frederic@kernel.org>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@kernel.org>, Anna-Maria Behnsen <anna-maria@linutronix.de>, Peng Liu <liupeng17@lenovo.com>, Joel Fernandes <joel@joelfernandes.org> Subject: [PATCH 06/15] tick: No need to clear ts->next_tick again Date: Wed, 24 Jan 2024 18:04:50 +0100 Message-ID: <20240124170459.24850-7-frederic@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240124170459.24850-1-frederic@kernel.org> References: <20240124170459.24850-1-frederic@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: <linux-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1788992347243277728 X-GMAIL-MSGID: 1788992347243277728 |
Series |
timers/nohz cleanups and hotplug reorganization
|
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Commit Message
Frederic Weisbecker
Jan. 24, 2024, 5:04 p.m. UTC
The tick sched structure is already cleared from
tick_cancel_sched_timer(), so there is no need to clear that field
again.
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
---
kernel/time/tick-sched.c | 5 -----
1 file changed, 5 deletions(-)
Comments
On Wed, Jan 24 2024 at 18:04, Frederic Weisbecker wrote: > The tick sched structure is already cleared from > tick_cancel_sched_timer(), so there is no need to clear that field > again. > > Signed-off-by: Frederic Weisbecker <frederic@kernel.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 4089bd274d8e..e8e3b5d447e9 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -1101,11 +1101,6 @@ static bool can_stop_idle_tick(int cpu, struct tick_sched *ts) if (unlikely(!cpu_online(cpu))) { if (cpu == tick_do_timer_cpu) tick_do_timer_cpu = TICK_DO_TIMER_NONE; - /* - * Make sure the CPU doesn't get fooled by obsolete tick - * deadline if it comes back online later. - */ - ts->next_tick = 0; return false; }