From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (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 E1A9613AF2; Wed, 28 May 2025 14:26:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=96.67.55.147 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748442398; cv=none; b=mpQFCnMe0rtMUN7e3Zkjh2w2wy4RrezvHWfg8dGtceQY+J8kgwmE6oGJT5u7UweFQtodu5JVAaCvK5QRxq4fbRRDoqxpdCocJxixRImZ7I51SrSAW10VPvQMyurCUUq7YlBgXKjutX8kpI8U9zZcoecVRh9mFGu9RWQ4zg9bbpA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748442398; c=relaxed/simple; bh=g8gTRASmmvSsfuZwzuPFcSFC+02zA9q+IRn3Y7AYods=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=XigXvJERqZ4GbXB12thWcACM22nzM4kMVhYFxgnme9sdHhIo+vyiGMiaFLOHe77IWDApyjJrvX2T7i0s89lrcbfto/NBWzIGlM/3VG5Mnbb60SUN9xgWoxD82zeNoxFpBZ5eDmxZ9tekXz3vW8Fb7bXLdTnWgAlMoDSsjtn/ER8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=surriel.com; spf=pass smtp.mailfrom=surriel.com; dkim=pass (2048-bit key) header.d=surriel.com header.i=@surriel.com header.b=IDo7N+g2; arc=none smtp.client-ip=96.67.55.147 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=surriel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=surriel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=surriel.com header.i=@surriel.com header.b="IDo7N+g2" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=surriel.com ; s=mail; h=MIME-Version:Content-Transfer-Encoding:Content-Type:References: In-Reply-To:Date:Cc:To:From:Subject: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=g8gTRASmmvSsfuZwzuPFcSFC+02zA9q+IRn3Y7AYods=; b=IDo7N+g2tDs+yPTInSf/SucK5j qXu8UivasSaNrRDtcv6nLuxf4VEwNySE17EcHfu3nNBhkZ0AY6fOkrGBz31fThJXI7nUSy9GGtJ6e DsT3LpdecwvvRjxt8RnV4D3QNmQliSDt+qg5t47i/i+PTEEo98YM/FWYdxHm3UtxEnkhNEb9o3zU9 t4OqiA6ARR37gu9RYwGWCEX5aTd2YSpr9xjAF3Pwkxospgs404TLxdY65KGAhsVPMa1SEXi020KR/ 5wY86pEBCOY3ZFjmju3CnwKSAN7QZVnvMlZ01IyIFiJbkA8r42V+eqfPh0WEjmSCBv426xuXJ8GZo T+BtA8eg==; Received: from fangorn.home.surriel.com ([10.0.13.7]) by shelob.surriel.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.97.1) (envelope-from ) id 1uKHiz-000000000so-1SBT; Wed, 28 May 2025 10:25:45 -0400 Message-ID: <43ae7b3bf94b67611069572b7e3e909a922c964f.camel@surriel.com> Subject: Re: [PATCH 1/2] x86/tlb/trace: Export the TLB_REMOTE_WRONG_CPU enum From: Rik van Riel To: Tal Zussman , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Ingo Molnar , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , x86@kernel.org Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-mm@kvack.org Date: Wed, 28 May 2025 10:25:45 -0400 In-Reply-To: <20250528-tlb-trace-fix-v1-1-2e94c58f450d@columbia.edu> References: <20250528-tlb-trace-fix-v1-0-2e94c58f450d@columbia.edu> <20250528-tlb-trace-fix-v1-1-2e94c58f450d@columbia.edu> Autocrypt: addr=riel@surriel.com; prefer-encrypt=mutual; keydata=mQENBFIt3aUBCADCK0LicyCYyMa0E1lodCDUBf6G+6C5UXKG1jEYwQu49cc/gUBTTk33A eo2hjn4JinVaPF3zfZprnKMEGGv4dHvEOCPWiNhlz5RtqH3SKJllq2dpeMS9RqbMvDA36rlJIIo47 Z/nl6IA8MDhSqyqdnTY8z7LnQHqq16jAqwo7Ll9qALXz4yG1ZdSCmo80VPetBZZPw7WMjo+1hByv/ lvdFnLfiQ52tayuuC1r9x2qZ/SYWd2M4p/f5CLmvG9UcnkbYFsKWz8bwOBWKg1PQcaYHLx06sHGdY dIDaeVvkIfMFwAprSo5EFU+aes2VB2ZjugOTbkkW2aPSWTRsBhPHhV6dABEBAAG0HlJpayB2YW4gU mllbCA8cmllbEByZWRoYXQuY29tPokBHwQwAQIACQUCW5LcVgIdIAAKCRDOed6ShMTeg05SB/986o gEgdq4byrtaBQKFg5LWfd8e+h+QzLOg/T8mSS3dJzFXe5JBOfvYg7Bj47xXi9I5sM+I9Lu9+1XVb/ r2rGJrU1DwA09TnmyFtK76bgMF0sBEh1ECILYNQTEIemzNFwOWLZZlEhZFRJsZyX+mtEp/WQIygHV WjwuP69VJw+fPQvLOGn4j8W9QXuvhha7u1QJ7mYx4dLGHrZlHdwDsqpvWsW+3rsIqs1BBe5/Itz9o 6y9gLNtQzwmSDioV8KhF85VmYInslhv5tUtMEppfdTLyX4SUKh8ftNIVmH9mXyRCZclSoa6IMd635 Jq1Pj2/Lp64tOzSvN5Y9zaiCc5FucXtB9SaWsgdmFuIFJpZWwgPHJpZWxAc3VycmllbC5jb20+iQE +BBMBAgAoBQJSLd2lAhsjBQkSzAMABgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIXgAAKCRDOed6ShMTe g4PpB/0ZivKYFt0LaB22ssWUrBoeNWCP1NY/lkq2QbPhR3agLB7ZXI97PF2z/5QD9Fuy/FD/jddPx KRTvFCtHcEzTOcFjBmf52uqgt3U40H9GM++0IM0yHusd9EzlaWsbp09vsAV2DwdqS69x9RPbvE/Ne fO5subhocH76okcF/aQiQ+oj2j6LJZGBJBVigOHg+4zyzdDgKM+jp0bvDI51KQ4XfxV593OhvkS3z 3FPx0CE7l62WhWrieHyBblqvkTYgJ6dq4bsYpqxxGJOkQ47WpEUx6onH+rImWmPJbSYGhwBzTo0Mm G1Nb1qGPG+mTrSmJjDRxrwf1zjmYqQreWVSFEt26tBpSaWsgdmFuIFJpZWwgPHJpZWxAZmIuY29tP okBPgQTAQIAKAUCW5LbiAIbIwUJEswDAAYLCQgHAwIGFQgCCQoLBBYCAwECHgECF4AACgkQznneko TE3oOUEQgAsrGxjTC1bGtZyuvyQPcXclap11Ogib6rQywGYu6/Mnkbd6hbyY3wpdyQii/cas2S44N cQj8HkGv91JLVE24/Wt0gITPCH3rLVJJDGQxprHTVDs1t1RAbsbp0XTksZPCNWDGYIBo2aHDwErhI omYQ0Xluo1WBtH/UmHgirHvclsou1Ks9jyTxiPyUKRfae7GNOFiX99+ZlB27P3t8CjtSO831Ij0Ip QrfooZ21YVlUKw0Wy6Ll8EyefyrEYSh8KTm8dQj4O7xxvdg865TLeLpho5PwDRF+/mR3qi8CdGbkE c4pYZQO8UDXUN4S+pe0aTeTqlYw8rRHWF9TnvtpcNzZw== Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.54.3 (3.54.3-1.fc41) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Wed, 2025-05-28 at 01:35 -0400, Tal Zussman wrote: > When the TLB_REMOTE_WRONG_CPU enum was introduced for the tlb_flush > tracepoint, the enum was not exported to userspace. Add it to the > appropriate macro definition to enable parsing by userspace tools, as > per [0]. >=20 > [0] Link: > https://lore.kernel.org/all/20150403013802.220157513@goodmis.org >=20 > Fixes: 2815a56e4b72 ("x86/mm/tlb: Add tracepoint for TLB flush IPI to > stale CPU") > Signed-off-by: Tal Zussman Good catch. Thank you! Reviewed-by: Rik van Riel --=20 All Rights Reversed.