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 1568B439331 for ; Mon, 24 Aug 2026 14:09:57 +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=1787580599; cv=none; b=hJeF/hIWM+VWqX8X3uffKMSG4MR72jmj88teGbRmvUzsvhoi4FEZxotJbO8RN0KI3y+BCCGFfJKHKYRbP8o2YGd82UNlODWaaYS31APFuPvxA7YiJaj58A3i7H0g2qyclpxBt9pmJ3QEoCakPHZwIBoT04Z0LgiIwL8orvXarRc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787580599; c=relaxed/simple; bh=8CfqXhV4tuouB2NYwyU/C4dvcxYIIGeF63OeCcD1Wo8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=AYo3H3lLNHd/PAIDhERZ1itF2YQNnvRskTL/ZgAFoZzZ4uezDrLVdJoNCPTQ+cpgI+6NhCMzDh52DeFd5PjjSASojcNiMu29acmCFg6lHqtdHQz3whR3Weg1BhUAvKZaZD24G0Hf9R6Ae5YFo8iOLNBepbC9MPt0stvUDgNPfU0= 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=lI+A6/J9; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=+CMXd72B; 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="lI+A6/J9"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="+CMXd72B" Date: Mon, 24 Aug 2026 16:09:54 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1787580596; 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=8CfqXhV4tuouB2NYwyU/C4dvcxYIIGeF63OeCcD1Wo8=; b=lI+A6/J9p7LCWiNtFzITT2UDp/nXlHzvw4yWfJC7vBzANYF97p9Y8PLX2tSGMjtVf7Xxo6 uGzC6tu9qKbrcV3kr5RHRARleRQa8JThF2D2NEWy6nV4DT7ivQx+NYQQN3t/+Gvifbpc4F 2Pt+xpfGzOtZXhAlzzXjAbmCV6wM7M/qi2V8i8czYuiu71bO6+P0WuSP4uWY4/whkqrCHU jSwNdPOUF6zkJdN8kLIyKiZsjBtTAVhKGOIhq0vKh3acCA9ACQQnSItafwBHBYhqtuD7Bp z3n4krdHxqXQRJbRNc8n3IskduPhU2KvDRc9u13NnCqniM04a9pfCbMsN/kQhA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1787580596; 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=8CfqXhV4tuouB2NYwyU/C4dvcxYIIGeF63OeCcD1Wo8=; b=+CMXd72BWroAH8mTvY6ouaNtj/ixeNAijvyCrah50Cj9WQok6qls0Do81d74mBNucRKjWX zONpG/i2C/OzKkBA== From: Sebastian Andrzej Siewior To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org, =?utf-8?B?QW5kcsOp?= Almeida , Darren Hart , Davidlohr Bueso , Ingo Molnar , Thomas Gleixner , Borislav Petkov , Yao Kai Subject: Re: [PATCH v3 1/2] futex: Add missing rt_mutex_.*_schedule() around rt_mutex_wait_proxy_lock() Message-ID: <20260824140954.nH4MBzG_@linutronix.de> References: <20260824125544.2353006-1-bigeasy@linutronix.de> <20260824125544.2353006-2-bigeasy@linutronix.de> <20260824132334.GI687043@noisy.programming.kicks-ass.net> 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: <20260824132334.GI687043@noisy.programming.kicks-ass.net> On 2026-08-24 15:23:34 [+0200], Peter Zijlstra wrote: > Still doesn't explain why this is makes sense. Perhaps something like > the below comment to demystify the code? I'm sorry. Could you please peek at 20260824140809.eJxsIRHn@linutronix.de ? Sebastian