From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (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 23A191DB37B for ; Fri, 28 Mar 2025 11:45:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743162353; cv=none; b=FGMLhq/hti4dIFc0bwA27ZJuZ+YPUpKD79QcQR4mgiS0s5AGT8/H5u/ozTHok4+6w7oXskaGEzEbF+7OGCZWo9z8PrHHpnoCVq3btS81YjKwuYvamd1s4NpXZoxSYoIjJoYvr+3wvetYLzX1pMSaA+LDU8CEZ9+WjkxKeBaViEQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743162353; c=relaxed/simple; bh=KBXPAXFI5S8nRjCHw2bhn2kHL2+/Kga021Or3fQVuZU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mcUTuFY3ylEg+3lMs3PawQnK1dQy3WoKu6y/YF0ugOXe7ImRKgSULu+xPdUohzJmFm/ZxLv01Qt0Ad2/yOfdOS9ToMoJrDsqpCSlLd1USchcQPmEYwl50+aZAi8Cw7X53CB485DA9aNgThC15qMw4sknnWwyB/DpfiZWRqMFhFY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=JxCxkECN; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="JxCxkECN" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=8q6E WuBJEz+bcJSBMtZVf0usQkz/Arzy4058Qo25yGo=; b=JxCxkECNFJOyf45TppLQ aflC9rvqEZm4Vsl96haNci9z/dQoYUhD0e9A9f9BsnPUFNLWeP0LYOWl5+/Ohz3b SHPMfgrdQ9E0WckSXc2RAqU7ijFBWU3Upat6sfmtxt5OTAqLtXTwdv5PC5wlqBft bT9ueDcgpPh7Ceo4+t6TxjBm/ykCvcZvz7lpQTgH01qF8MHvL40tMmgLhBicSHpi vNHB7m+iqIKJS8yAeczaAV9NNG7Ajv5arZtgdCxSxlz9ytUh1tbyAiG/z+5wZWkY UB66iFucg3hwXryrXSwTRbXhItc5NkmL3+LrEgIFlKl8OfPz2jRRZUup2CDQyNo3 4g== Received: (qmail 229572 invoked from network); 28 Mar 2025 12:45:50 +0100 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 28 Mar 2025 12:45:50 +0100 X-UD-Smtp-Session: l3s3148p1@bFGdnGUxFx9tKvIJ Date: Fri, 28 Mar 2025 12:45:48 +0100 From: Wolfram Sang To: Steven Rostedt Cc: LKML , linux-i2c@vger.kernel.org, Linux Trace Kernel , David Howells , Masami Hiramatsu , Mathieu Desnoyers Subject: Re: [PATCH] i2c: tracing: Remove redundant length field in events Message-ID: Mail-Followup-To: Wolfram Sang , Steven Rostedt , LKML , linux-i2c@vger.kernel.org, Linux Trace Kernel , David Howells , Masami Hiramatsu , Mathieu Desnoyers References: <20250327114203.5b409786@gandalf.local.home> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="We6JCgYitSgWK9Pt" Content-Disposition: inline In-Reply-To: <20250327114203.5b409786@gandalf.local.home> --We6JCgYitSgWK9Pt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > NOTE: This removes the "len" field from these events. If that "len" field > is used by filters or user space tooling, then this will break that. If > that is the case, then this patch should NOT be accepted. I have no idea if someone uses it, or even how to find out if someone uses it. To avoid regressions, I prefer to leave it as is. But thanks for letting me know! --We6JCgYitSgWK9Pt Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmfmi+wACgkQFA3kzBSg KbbYkhAAsMTC0gFCM0W+W53IX6xhWHseBr76R0j/vQjGft1fzLk9lFsXgljQmyN8 1iXW+9tooSeIyVSUO7ObNvqJ2nAGOjeED2SaILyoNLs3Sk5F0iyC8s4Fl81jkTQX HhAtZpSepeExUVDY81+Q9Hw8Mjk2GPXtMGx3Uyhbw6AXKuCZ3TvtnTknRNDvCVd6 Jl1BjL109ALbXxHdUbPdXQlu+wsv2iC5nLlOfhC/LphfJy+gOu65hW4IrN3q7JQO TRre/HuvCtai1cX1Sl/vlak8R59uCT4EQAPpN2wl6F+AI2n92PWrvH+TsuEzb1ox 8ph+jYPthxZVDaDY53bbT16VjHxYjvqMqdbBDNR92dc4v6fGXThyG6XoaLmYaShx ydiIlGIXSW2Dt/RqRGZckaqmq9as8nxsuzj8OmDzVW87Pj1Um6TRoWxaaEVV2oA3 aMjYQgYMV/eXN8S86OrNtaXvLpnVSf/XSUSJEYUeKZEwfV2X42ZOvnv0r2d9H8jF ak3rSg+I7j9JIxzpP9FlS4M+Xsddfj7POTGgY1sfonsnkgqfp5dFzEfNr3OconkJ g+XflTqCpubLiGtagyQUWnfozWhqYdeG77hauayN1Y/Es6MZ5ye4scADhNIotgFO 0g+wZHTjEdlnpwmJIyYbUtUj2kLVoJEg8m4HZquno6DgUjXzFoc= =F7yQ -----END PGP SIGNATURE----- --We6JCgYitSgWK9Pt--