From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sipsolutions.net (s3.sipsolutions.net [168.119.38.16]) (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 8291D2868B for ; Wed, 1 Oct 2025 14:49:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=168.119.38.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759330181; cv=none; b=WS9nCTiCH05TmASWQ4qoj7B/khrdSxKN2/Dv4FQiC2ZecrT3ZTSsIZsAT+CJcmB1zLZkyepJenSjor1BdAme3nKmuHzrEQIBJXZjaONisOKr+IODd4SWJCDF4BrE3CIphiHvng4x43SFJnytjAhP5iItXPTgaLnEOGLeIcCmwT8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759330181; c=relaxed/simple; bh=+w9NjcsiicJAEUo3EzWiAH/IE+n1vDtbrhogIf/eJTQ=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=YeENT32DctyH2ZNsgIkxDtGFmtPlNL/aAk5zHnWW/am9RfMfNA7dFHq6oqeC/AXvK/zr8L3MrvRaBynaxlhtinVYeDJ1Ip4njCuxK9q7jNyYNhZBLUlMP07kFATBoLFzoOx4j69aTDbhm3Xuhz1EkabV06crTlXq24JdTTBO5Ms= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sipsolutions.net; spf=pass smtp.mailfrom=sipsolutions.net; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.b=i+WuAo1C; arc=none smtp.client-ip=168.119.38.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.b="i+WuAo1C" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; 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-To: Resent-Cc:Resent-Message-ID; bh=+w9NjcsiicJAEUo3EzWiAH/IE+n1vDtbrhogIf/eJTQ=; t=1759330179; x=1760539779; b=i+WuAo1C3NUyRrDT5woJm2uI5eOTlOTmpgSuCMfmBvJpFgY yYgQqJ/S3aQf0RqCwwknane7VA/mZnGCxe+2eF1FIePs+jVxLUSIK1sJKl6kXHwoKBwKKSSE1QvDb 9CMr18X1fw2zug7WgrKAPioLtPzUMYI70SNWraJEmCH8uZB+cPXYglSFd5CSxCmj5VB9XBHhRWMZS V1VyFLUusK6ckRL4l16Bg7Qbs7zmF4duFsL4fKgtrXqLyVuBVwMtQdZ0vfTTeMhYGrjiBdR+N0Zp9 UsKphVdRUXbBYWalptVqWHwOw4CHA0rxpczV/CRzKkszp+Tidz0Uw53w0BFv5W2g==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.98.2) (envelope-from ) id 1v3y95-00000005y4F-1TKn; Wed, 01 Oct 2025 16:49:31 +0200 Message-ID: <1a4ee34782868893a237ba70e518dca17147f013.camel@sipsolutions.net> Subject: Re: [for-next][PATCH 4/4] cfg80211: Remove unused tracepoints From: Johannes Berg To: Steven Rostedt , linux-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton Date: Wed, 01 Oct 2025 16:49:29 +0200 In-Reply-To: <20251001144625.373974129@kernel.org> References: <20251001144605.585204794@kernel.org> <20251001144625.373974129@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2 (3.56.2-2.fc42) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-malware-bazaar: not-scanned On Wed, 2025-10-01 at 10:46 -0400, Steven Rostedt wrote: > From: Steven Rostedt >=20 > Tracepoints that are defined take up around 5K each, even if they are not > used. If they are defined and not used, then they waste memory for unused > code. Soon unused tracepoints will cause warnings. >=20 > Remove the unused tracepoints of the cfg80211 subsystem. They are: >=20 > cfg80211_chandef_dfs_required > cfg80211_return_u32 > cfg80211_return_uint > cfg80211_send_rx_auth This is in net-next [1], should go to Linus's tree whenever that is pulled [2]. [1] https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/com= mit/?id=3D58febb47b961a91d0d12ee0c1618a7843c0908ce [2] https://lore.kernel.org/lkml/20251001131156.27805-1-pabeni@redhat.com/ johannes