From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 001E83307B for ; Tue, 1 Oct 2024 07:17:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727767040; cv=none; b=rLnqLnhn/gARDuo0q2zfReQdTWESQb1tJCT+u8xpN3eg0+NtVwhrvaYQ8EN5KxmIWggYwKYYn7aHfZZxlXzRtnPEe/WHFN6OVggTxn3s3rqW2duL6JL/I+cibZ2Fdupa+eo3L3sdq1odF0aX3T0Cnk+yPJWUhHc96Zp0t0ohn98= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727767040; c=relaxed/simple; bh=o6U00/4DKcqGapuVsQcX6/V+OCblxV9Yjq3xKBp48gI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qNxXEWP+8qyK8cl2PJ9A0V0fTqHjm5nB3EzeVNGc5tZwiUHz14OoJgVFOxMu/o0q/fRBmnbK6/jKkfSCT5F0k8LnV0LQ+txbrJ6+8qUyWdDmijH/dT8YMD4BP3gaXbR2eLE9pP+MglC9f5Sod92O3Bc2ipI23rP4FNL+JsJ7Szc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=U31qsXFr; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=ZIrtdk5i; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="U31qsXFr"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="ZIrtdk5i" Date: Tue, 1 Oct 2024 09:17:14 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1727767035; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=QwPHt3mkb/aIvRq2IhhUHUGUS4GmGsb4LieIthsEsx4=; b=U31qsXFrMbNz2aLcbOvn0XRMAuwQ4r606JTihgg1iDAScYLW7rM7v+fj/bmx5YYWu1+LXb n4ZJ+xVoIxAGx6RGPOI3QOlMxEGROr/evMlO+5HXKs0fq8BhQezhU819vpzbM8TpNHR9fl KiOh4ecoh303X1dUSicx/ei+5NJZ3nO69l8MQA+oOv53c94ue1MeCqksHyYjr6qAEhI1s/ fRUckfxnU9taMSCsFJmtq7o1qZQ0gPgnJPc4JA+B4kd6J9IzPvBqXdx3H9cHNEM2uXd3aX ZoqHos9zhyELFTD8Isp2FnRVjUf6/lgkqpCX8Yi44i7owZ2HoWO9l/zSdQj/zw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1727767035; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=QwPHt3mkb/aIvRq2IhhUHUGUS4GmGsb4LieIthsEsx4=; b=ZIrtdk5ipldylIJkCVGoNKqDy2BUScABu/2bT5QTgqbm/EJRrpTmigjOjBejC1HzA+6mR1 i+2/CpQD+Go3p9DQ== From: Sebastian Andrzej Siewior To: linux-kernel@vger.kernel.org Cc: tglx@linutronix.de, Peter Zijlstra , Ingo Molnar , Will Deacon , Waiman Long , Boqun Feng Subject: Re: [PATCH 0/4] locking/rt: Add sparse annotation PREEMPT_RT's locking. Message-ID: <20241001071714.b41SSwDM@linutronix.de> References: <20240812104200.2239232-1-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240812104200.2239232-1-bigeasy@linutronix.de> On 2024-08-12 12:39:01 [+0200], To linux-kernel@vger.kernel.org wrote: Hi, > > the series adds sparse annotation to PREEMPT_RT's locking which > substitutes spinlock_t and rwlock_t. > The way local_lock_t is implemented, sparse annotation works for > PREEMPT_RT due its spinlock_t usage but not for !PREEMPT_RT because it > is just preempt_disable(). A friendly ping. Sebastian