From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 2F1EF3EC82D; Mon, 5 Oct 2026 21:18:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791235136; cv=none; b=eSM84vnigRy92ia3bkL2q5gAmeTLqr+RVS48bkupAtcLbVvny/bVOIoQtmN0HO5Kwr+7vWmWpGTeCExXzgUPWSNwb0gF8zQexOE70CtKz8Z8Kq7z+UFzbBEsBYviNWpX7xsz3Csjh2pMuisEqVSjpB1/SOkwkzdR2SGYvcfy6L4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791235136; c=relaxed/simple; bh=vRsYo0wkKnNQnOT4mtIV+Z9lDQm1mC7uC/SG0UxRKWo=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=aRQdS2bVzfKVMxiSrsgiMVWlX3pk5fmFItIDVHVohhpoN1Cx+0ZpiYmNz3IIDcxDt+DnGVzDUd6rlMY0jCt20lDOiAm4H7AwwNCjiWzoXY857Xi9TzMUsRpBs3rz91Npe7xGkpzV6BzLC2RY1V5ASKFclAHGDXoBzMuo5ge6ztc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oF6+THh3; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oF6+THh3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D0CF1F000FF; Mon, 5 Oct 2026 21:18:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791235131; bh=XZOxIri3ww3bedA7hdQqfiZk8oMD9FYJ6/aNOkgIZeg=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=oF6+THh3hi44S0oG2/xEhLocfjSwOHufDfRJ4Ism+K2r8lFt49OEOo1IN4FIfZRNX FTbm3nznEZuNbkB1xVHuNss5zEmT0k1MtvoCfWagGTORsRtGigCWNBPm+EydbSiCyF NxV4qVlCtm+Rt+c2L7afJD/xI4zGgdCxwOLArApCfh+ZWjAvsVuMc4WYDUM6tR3Hvq Nx40DNtttRBVq+BFgd4QfcZUYdi0tUyY6AV51S7pT8tQldkQfmG6p4qVOXDy5Ku0GB SvsawBMUkE9PvIPBpOz7+czvcQTzaVZlLsXDVdkThAmtfDEHUBFsfJSyFVXiNDXp0Y SrlWz4FrBukMw== Date: Mon, 5 Oct 2026 14:18:50 -0700 From: Jakub Kicinski To: Gabriel Goller Cc: Andrea Mayer , "David S. Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4] net: ipv6: seg6: report lwtunnel setup errors via extack Message-ID: <20261005141850.278fdefb@kernel.org> In-Reply-To: <20261005140637.644840-1-g.goller@proxmox.com> References: <20261005140637.644840-1-g.goller@proxmox.com> Precedence: bulk X-Mailing-List: linux-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 Mon, 5 Oct 2026 16:06:34 +0200 Gabriel Goller wrote: > seg6_build_state() rejected invalid configurations with a generic -EINVAL, > so "ip route add ... encap seg6 ..." always reported "Invalid argument". > > Attach an extack message to each of them. The checks themselves and their > return values are unchanged. Why not use _MISS were appropriate? https://netdev-ai.bots.linux.dev/sashiko/#/patchset/20261005140637.644840-1-g.goller@proxmox.com -- pw-bot: cr