From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fanzine2.igalia.com (fanzine.igalia.com [178.60.130.6]) (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 A64B71E22E3 for ; Thu, 10 Oct 2024 18:06:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.60.130.6 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728583619; cv=none; b=JGv8wLE5ecA5+LOBeXiDUJxcz+PjZo53G2E9RijBzkEEobiKPxMgRB/fsPhn3B1aWQ4bdQDiuf+sp265yUnHcY8H/m6jCIX3YLqPlaMZZsT5L6UYOiGqBBpNbFBYlfdQEdXZdXKlXjMfa7yBc49pyRVg1cMVafgn0G7ju2hTekg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728583619; c=relaxed/simple; bh=6MsBGtNkdC9fBTbiWSrFtxWvfPXwMPK9K04yhvsvUI4=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Dukj2poTyu9j6yNAEJEf6pAo7xKyP79MiqtwmSAZ1SdKqmTA0X47pcp6F67B/0EGvMQCwvZ1OdXYwdRCm+UctRCZBWD8iAEW79oZ/F+5zRjZj2R5LCeP+VzAz6CNKzhfBlDPW4iaZMfXVvky7oGZntFJtgU+DLAlPatWykrfkME= 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=fByw2uCd; arc=none smtp.client-ip=178.60.130.6 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="fByw2uCd" 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=PCF5tWgmHAb+hKF0MKw05oZojZksbtFsgk0xGK2TXI8=; b=fByw2uCdnoLBo/272ybMYvaODA UW4OPxiEayY+0LzPdpb6QUtVhopyp2LkehvbaRfqPSt/i5oKU8rInWNBqV+FMWuglQbwxl8MvNwy2 g+mELD0lD9TOaRh2fuil9okS5vfCsLK2oPL1PX+Av7p013bHFGrahp0Qpd5kIVxmHnBo/PYVIKGDl MeNykp3a0rBPDhM2WuNJTpMj/anQ2JvoqSS/SDxB37ApTyLqOsBsrRomZf/s2pfG85X/6ewdNXnkO 9WMCdSKkdyep59OTBPwuxFUxxGNzCwx/GYHQBSdDzoZj3sA5l1uOfIvyuxKbkNvd1prn1Mci5FDr5 BOkKnkiw==; Received: from [187.57.199.212] (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 1syxXw-007QUl-Vt; Thu, 10 Oct 2024 20:05:57 +0200 Message-ID: Date: Thu, 10 Oct 2024 15:05:53 -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 Subject: Re: [PATCH 1/2] futex: Use atomic64_inc_return() in get_inode_sequence_number() To: Uros Bizjak Cc: Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , linux-kernel@vger.kernel.org References: <20241010071023.21913-1-ubizjak@gmail.com> Content-Language: en-US From: =?UTF-8?Q?Andr=C3=A9_Almeida?= In-Reply-To: <20241010071023.21913-1-ubizjak@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Em 10/10/2024 04:10, Uros Bizjak escreveu: > Use atomic64_inc_return(&ref) instead of atomic64_add_return(1, &ref) > to use optimized implementation and ease register pressure around > the primitive for targets that implement optimized variant. > > Signed-off-by: Uros Bizjak > Cc: Thomas Gleixner > Cc: Ingo Molnar > Cc: Peter Zijlstra > Cc: Darren Hart > Cc: Davidlohr Bueso > Cc: "André Almeida" > --- Reviewed-by: André Almeida