From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6DEF8C7115B for ; Mon, 23 Jun 2025 17:28:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7D8A610E06C; Mon, 23 Jun 2025 17:28:26 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="oYx84aum"; dkim-atps=neutral Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2D61010E06C; Mon, 23 Jun 2025 17:28:23 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id D8CF961360; Mon, 23 Jun 2025 17:28:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 096F8C4CEEA; Mon, 23 Jun 2025 17:28:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750699701; bh=BKFHG1TZj0wH0Mbf97cZKgERHKEsh5xVnOC37I/adho=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=oYx84aum6T7+6l+/3kaxv+fGXDnlOEagHMS6f/NTraXLWN8taBQSZY/TyrvnD0PfQ 7PDWfhxrMfkk5NJhCPbNDCfjEl6qllusuGQRLEuVw3Ag4fsLCAY8wcSFEZ3aGh3Ggr jkO1nEbwG69iIIFpmHXJsHiNShi8lNoh1veizW9reqk9OjH5qQA9fjjhEjzZ0QueYW xO07m864QiWWVDxSe42qScgI6ZiLv933h3OsNgdGnqhkZwGuRcfQY8ogROTq/VTTvh Cb3jhYyrNd2hWLkodUe3nOY4sFWYpt7eAwVyTSqdPjypLDMhFKEcSSe6BlZ5CRzLGM gSWUq8SNItmIw== Message-ID: <61c653aa5f298ded89f35eef76374b3138d17b02.camel@kernel.org> Subject: Re: [PATCH v15 5/9] ref_tracker: allow pr_ostream() to print directly to a seq_file From: Jeff Layton To: Krzysztof Karas Cc: Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Kuniyuki Iwashima , Qasim Ijaz , Nathan Chancellor , Andrew Lunn , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Date: Mon, 23 Jun 2025 13:28:17 -0400 In-Reply-To: References: <20250618-reftrack-dbgfs-v15-0-24fc37ead144@kernel.org> <20250618-reftrack-dbgfs-v15-5-24fc37ead144@kernel.org> Autocrypt: addr=jlayton@kernel.org; prefer-encrypt=mutual; keydata=mQINBE6V0TwBEADXhJg7s8wFDwBMEvn0qyhAnzFLTOCHooMZyx7XO7dAiIhDSi7G1NPxw n8jdFUQMCR/GlpozMFlSFiZXiObE7sef9rTtM68ukUyZM4pJ9l0KjQNgDJ6Fr342Htkjxu/kFV1Wv egyjnSsFt7EGoDjdKqr1TS9syJYFjagYtvWk/UfHlW09X+jOh4vYtfX7iYSx/NfqV3W1D7EDi0PqV T2h6v8i8YqsATFPwO4nuiTmL6I40ZofxVd+9wdRI4Db8yUNA4ZSP2nqLcLtFjClYRBoJvRWvsv4lm 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List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Mon, 2025-06-23 at 14:01 +0000, Krzysztof Karas wrote: > Hi Jeff, >=20 > [...] > > +static __maybe_unused int > > +ref_tracker_dir_seq_print(struct ref_tracker_dir *dir, struct seq_file= *seq) > > +{ > > + struct ostream os =3D { .func =3D pr_ostream_seq, > > + .prefix =3D "", > This is also a "ref_tracker_*" function, so maybe use the same > prefix as in other functions? I mean .prefix =3D "ref_tracker:". > Unless, you have a reason for leaving it empty ;) >=20 I have a reason to leave it empty. That is the prefix for each line that gets printed by the pr_ostream() call. This one is for the lines that go to the debugfs files. I think it will be redundant to prepend every line in these files with "ref_tracker: ". --=20 Jeff Layton