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 04BFD7E1; Sat, 12 Jul 2025 00:09:36 +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=1752278978; cv=none; b=YDqQ7wPNAoLFrSS2QF8CvmcnClVxa23bUwVLeXDwXpCG9oKlAvvBFHJQ60HIo4PC3Nty30a7u1a4jU7/BOS/BrtnJkFIqlgO0pVAhuICXUqu+e+ioMxouWp7oDW2mpDPaoFxzzx4+E5ijhJneIBPDE2+sYfuqjUiamzcsI2ELKk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752278978; c=relaxed/simple; bh=1zcWqARHBHhd9onhgWG62EpHRur3APNdJH6ch4VkW4o=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=MIVNDj8xHYn9UAR+gRucd2P0P30GMksbdNuV7eMmKVh2dBcHkC+2RRFgaOrG8ymQTSQKEKpGufhOzkQMhUS7xHDJ0X+HDd64VwLLp+f/aUOruHZNuZ0hAcmR6+k41fsHJ4tBnIeoCP6yZLc9zU5Auk4uu9yn8058NRQ9tYrixbA= 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=FmGrkNSy; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=jOu9u/bv; 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="FmGrkNSy"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="jOu9u/bv" Date: Sat, 12 Jul 2025 02:09:34 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1752278975; 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=1zcWqARHBHhd9onhgWG62EpHRur3APNdJH6ch4VkW4o=; b=FmGrkNSyOeA49n8gt1SASTxSx2faLlzWDeQjn1jqpeO0NgP1qLW/DE1MOZNPwAawJJUDgJ UP6qEYdWJtWvNUmRz6yZ3AcLFsWnYx+YMy+M1ROgEukziwjDON6p0ecGF8aqqAI5pSsmXH UY0BkHophkC75xu+hO6Opmuq36Uk7hho/Yg6dMBywHnnNlfm6rI/+RCW1A0p9MRvYc+NDv uc8URWywxZqZTgeoJToe+A2tpHY0imdkNfRh+WGKgJsgOveZNSKAjNQJRm671nWGgMlcC5 /4Zcq0KQOoP9X075OA9nES8TMraz5a2nEQszlFcs25xsksGwwA60ZC+ugfk30g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1752278975; 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=1zcWqARHBHhd9onhgWG62EpHRur3APNdJH6ch4VkW4o=; b=jOu9u/bvDc9i268ZxwwgufRBrr1A4HzFOvSFa9hxWSwpBPj+llpXXKkGGDs52eDBYnVISt QGLyTdXtZEChkVBQ== From: Nam Cao To: Xi Ruoyao Cc: Christian Brauner , Frederic Weisbecker , Valentin Schneider , Alexander Viro , Jan Kara , Sebastian Andrzej Siewior , John Ogness , Clark Williams , Steven Rostedt , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev, linux-rt-users@vger.kernel.org, Joe Damato , Martin Karsten , Jens Axboe Subject: Re: [PATCH v3] eventpoll: Fix priority inversion problem Message-ID: <20250712000934.DwvOk7Hk@linutronix.de> References: <20250710062127.QnaeZ8c7@linutronix.de> <20250710083236.V8WA6EFF@linutronix.de> <20250711050217.OMtx7Cz6@linutronix.de> <20250711-ermangelung-darmentleerung-394cebde2708@brauner> <6856a981f0505233726af0301a1fb1331acdce1c.camel@xry111.site> <20250711095830.048P551B@linutronix.de> <7a50fd8af9d21aade901fe4d32e14e698378c82f.camel@xry111.site> <20250711122123.qXVK-EkF@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=us-ascii Content-Disposition: inline In-Reply-To: <20250711122123.qXVK-EkF@linutronix.de> On Fri, Jul 11, 2025 at 08:09:12PM +0800, Xi Ruoyao wrote: > And I'm afraid this may be a bug in my userspace... Then I'd feel guilty > if this is reverted because of an invalid bug report from I :(. FYI I just got a separate bug report. So something is definitely wrong with this patch. Best regards, Nam