From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 BE211F50A; Fri, 2 Feb 2024 04:49:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706849385; cv=none; b=hUZI5It8TrJKtEhXYNZ3ItCmx8cW/Dl5qALz+wp9kVeRlDUj/3RvonFcUjQBkq92Nn+LbLkgs00SecMMMbRdi8wG7pxnBOhzF+Aqhs9HuD5N/W9VuUVDtLjtNgfqxogWXzRpAUhlkKI4x3Hunb0EAX5UCoyK+YiycaxJK4F7JQI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706849385; c=relaxed/simple; bh=p8u/p49T/Z1NsCb5F6vJsOqMcFKFcbtDyFkXHEsYn8g=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=p63Pt/ftg8h+eymqTS6UuUtCLSAceea/CKZkee0GzL2Kzd/K1wQxfhIQXWO9y4NRisgWEBf/EtQGnB1C8R4UT8PejF0cclH/LPS7uRxSqEEPyjxpJ1DZQ4JJEzwMUHDlvZzTXZgexCn7DtpkiCNng7BwGHqA0o6Axy6wK82qPZU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EEjRnvol; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EEjRnvol" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3ACCBC433C7; Fri, 2 Feb 2024 04:49:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706849385; bh=p8u/p49T/Z1NsCb5F6vJsOqMcFKFcbtDyFkXHEsYn8g=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=EEjRnvolmBUrWPHRQiSt0BdVbedftxQixVd5xTBz2ZPifeSxRTipuEPg6CCDyP8ks VQtvo5ixz/jIUiglriib/579uYI02oyYOxfWUS+eBLuPmgsBwGeKM4PwGq0Bd+AK4+ yfzBYF0GCRfAcdhdAkAKCBGchLSpb+Iw3O+37nyzAMw7n0+nzCVNRHx03vWeRzk1ZS qRdonSZZD1AcJjqUY53vNc9+mrKF9Z7vBI2/BqMC0H1CRK+2cn304Rx5V2ZgKmPQzm 6Btkmi5Z7Bn8IR71F8O5u1ED9WzhWKdCaDY3pY4Qjh6WZUjuPl2sSx0enyeTXVhTUw 6aB8Gz6fENXNg== Date: Thu, 1 Feb 2024 20:49:40 -0800 From: Jakub Kicinski To: Tobias Waldekranz Cc: davem@davemloft.net, jiri@resnulli.us, ivecera@redhat.com, netdev@vger.kernel.org, roopa@nvidia.com, razor@blackwall.org, bridge@lists.linux.dev, rostedt@goodmis.org, mhiramat@kernel.org, linux-trace-kernel@vger.kernel.org Subject: Re: [PATCH v2 net-next 2/5] net: switchdev: Add helpers to display switchdev objects as strings Message-ID: <20240201204940.5f5b6e85@kernel.org> In-Reply-To: <20240130201937.1897766-3-tobias@waldekranz.com> References: <20240130201937.1897766-1-tobias@waldekranz.com> <20240130201937.1897766-3-tobias@waldekranz.com> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 30 Jan 2024 21:19:34 +0100 Tobias Waldekranz wrote: > Useful both in error messages and in tracepoints. Are you printing things together into one big string? Seems like leaving a lot of features on the table. trace point events can be filtered, not to mention attaching to them with bpftrace. There's also a built-in way to show traces how to convert numerical ids to strings for the basic output - __print_symbolic(). None of that can help here?