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 C6AEE2FE041 for ; Fri, 24 Oct 2025 10:39:37 +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=1761302379; cv=none; b=jsF5ABRhwsYy3Zfbfz1JF9joIVj513wUrJ69BffDK2YSKpjQz3JjDSlA52U8qRMERs/yWyI1L1CONGSvA0k+/LyFNPHKQyiLwDel/ss7GrLA5MZnVgzXNHFi0MpzMTl+nL0gff8FwZmnQN6EY3RoVSieEYCsJkX0z9j7D3EqggM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761302379; c=relaxed/simple; bh=UdnRgrYTxTwl0NXXAxGaXi07cSp6W24Rw+s0+3JFWxo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=e1QBfvNO5v2ge8rm0r6vEI9O3X1mKaRkYTfMRKaN4o0Nn5reXLotQOUzM+Kv+q6NHq4AmHd9E204fHHgO/pAkqHNPD9rwPHP1BtsUeiW8lfP8XEmNTuuL4azJmPRZACq8a5He6E1PVgeoz320VdaKLSjG2BPQcxVPABxLw6oqdM= 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=DPNgntTI; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=/ozyMPmB; 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="DPNgntTI"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="/ozyMPmB" Date: Fri, 24 Oct 2025 12:39:34 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1761302376; 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=ZbvWP/ULZdr1H0B0DeN80d2jKGeA+DNTXiKQK2cKlBU=; b=DPNgntTI6+fzLAJ/QDXD/aTKfn7UQyuK5TC0c9/8hWxaDteyt67uRT8ueVGJRp5/tc/zu6 AAqhKtGnH8O/B839lXDeUnUfPEx6I5JDIcaB7jcibH90nLK6/hD23lTmzz45mP6ix3uvW/ TVao8IVpTkVmB8o+ODgOYZqC9BWVzsPVacc8XgklUj4Pl8ns5W/hrK8YQRNri02JbO4gyh iFItEtDzTI2fSI4bsJAQkeWejX5/y+uYYYjoWrAEe7dLtDXi6WfGKM0wBv+gxuREvgaRY5 jgSrWm5c8WSWS4W37+GK7JOyUDyqHDsQX0NO8G3O9crcMLCnBdzn/dlNMZrvBg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1761302376; 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=ZbvWP/ULZdr1H0B0DeN80d2jKGeA+DNTXiKQK2cKlBU=; b=/ozyMPmBFI912hHmPcAHZVCOFdFeMXBh5VFQeYrIgstEV0RdKlrzUCpBu2QSSli+zbNHrQ x/XSI024cm2Kq+CA== From: Sebastian Andrzej Siewior To: Oleg Nesterov Cc: "Luis Claudio R. Goncalves" , Peter Zijlstra , Clark Williams , Steven Rostedt , Tejun Heo , David Vernet , Barret Rhoden , Josh Don , Crystal Wood , linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev, Juri Lelli , Ben Segall , Dietmar Eggemann , Ingo Molnar , Mel Gorman , Valentin Schneider , Vincent Guittot , Thomas Gleixner , Wander Lairson Costa Subject: Re: usage of DEFINE_WAIT_OVERRIDE_MAP(LD_WAIT_SLEEP) Message-ID: <20251024103934.n4Lx1b9O@linutronix.de> References: <20250729130936.GB18541@redhat.com> <20250801102428.GB27835@redhat.com> <20250811105948.OafBprND@linutronix.de> <20251020145310.GA9608@redhat.com> <20251023135316.1ZRx0UU5@linutronix.de> <20251023152942.GC26461@redhat.com> <20251023153750.C6EU9NL6@linutronix.de> <20251023155339.GE26461@redhat.com> <20251023192353.Wkng87fi@linutronix.de> <20251024102616.GD771@redhat.com> Precedence: bulk X-Mailing-List: linux-rt-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20251024102616.GD771@redhat.com> On 2025-10-24 12:26:16 [+0200], Oleg Nesterov wrote: > > | /* PREEMPT_RT kernels map spinlock to rt_mutex */ > > Ah, indeed, I was confused and didn't even bother to read the definitions > below, spinlock->dep_map is initialized by the same SPIN_DEP_MAP_INIT()... > > Sebastian, thanks for correcting me! Sorry, I could not carefully read > your emails yesterday. No worries. Just let me know if the cited comment requires an update. > Oleg. Sebastian