From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) (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 63E2E3BA24F for ; Fri, 20 Mar 2026 15:01:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.97.179.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774018890; cv=none; b=OMczWomqqKdw5u3bSaGr8rXfH/PskYIRzCoopPwy3rtSAHtN8aAwATwf+NnH4I3FE4fKrM98NcFVV2TIdVOWEvfaHZl7Q5KpXLGBaIbIAyU9TKCS44PEnLPvIv0Qh8LLJ3h2TVEO3mM9IipYs88APswYQVoSk1hQoi8Stm7iJ6k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774018890; c=relaxed/simple; bh=z1CEiW+8KkhZODVQw6tKz+a6SbkMDpS6Qf06aZlkilI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=az5bUCDHBwfJ6DXtVLqVMFgsJ/I/YfMlgaDZxV5zPC8GvpR0Go3vALlOqXGm6fX4ae4jmr9WC9bU5acooFjDEpDvV1a2Xj4jhYPCeLS9vC1FNAdm4k144REWhmxxzucrR6H9Uif0GyjyJiu0Eqfb9rKtUBmBtqpZDQ2ty3Zy91Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=MVXw2A7D; arc=none smtp.client-ip=213.97.179.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="MVXw2A7D" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:From: References:Cc:To:Subject:MIME-Version:Date:Message-ID:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=E0lyT7whRqqLKAkKNmhoSA8+brDITsXnBl3h3lEN91s=; b=MVXw2A7DS/lFutDNaUmoLyIDQ8 i2Zv6PlWbMYrNvgd+4mxZ7YZ4keQihE//7770Vf+sbL1kPojEDVfZ9qB8aToURMk2IArQ+oTxFo2s FpZ3jIKFytonTeuQ+/xfTibaPylCHV+Kpw9ZXQxOm32/4AOSe8hoqJRRLMYOS9PFG2LP4RQvw9xJv c3JKN9r+YA124KcNWgRt+VvIkMq98zKECY2VFzUSPx8ofhhsCsnprvNMP+S+5U/ABlKsFkMa6EGbX bY3qk523eLLvbfMi4/earwtC/EssH+nqBWTm62yL58FClQaQ0iAzjzxfTFsoCP/g/paKqeVsXwiyl qJDqgUxA==; Received: from [179.118.189.200] (helo=[192.168.15.100]) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_128_GCM:128) (Exim) id 1w3bLb-003r17-AK; Fri, 20 Mar 2026 16:01:11 +0100 Message-ID: <8fca6dce-8482-4f47-ae72-0c66bb2ef49b@igalia.com> Date: Fri, 20 Mar 2026 12:01:03 -0300 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Beta Subject: Re: [patch v2 03/11] futex: Provide UABI defines for robust list entry modifiers To: Thomas Gleixner Cc: Mathieu Desnoyers , Sebastian Andrzej Siewior , Carlos O'Donell , Peter Zijlstra , Florian Weimer , Rich Felker , Torvald Riegel , Darren Hart , Ingo Molnar , LKML , Davidlohr Bueso , Arnd Bergmann , "Liam R . Howlett" , Uros Bizjak , =?UTF-8?Q?Thomas_Wei=C3=9Fschuh?= References: <20260319225224.853416463@kernel.org> <20260319231239.342686118@kernel.org> Content-Language: en-US From: =?UTF-8?Q?Andr=C3=A9_Almeida?= In-Reply-To: <20260319231239.342686118@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Em 19/03/2026 20:24, Thomas Gleixner escreveu: > The marker for PI futexes in the robust list is a hardcoded 0x1 which lacks > any sensible form of documentation. > > Provide proper defines for the bit and the mask and fix up the usage > sites. Thereby convert the boolean pi argument into a modifier argument, > which allows new modifier bits to be trivially added and conveyed. > > Signed-off-by: Thomas Gleixner Reviewed-by: André Almeida