From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-170.mta0.migadu.com (out-170.mta0.migadu.com [91.218.175.170]) (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 E308B3DBD5D for ; Tue, 24 Mar 2026 17:34:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.170 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774373679; cv=none; b=tHncTCXa4z6hE1iDSF/AXbAPfNy+bHXy5w2wp7pveaZ8JdrNzCT2zbi8XbixC4gwgkbUeKctMe2EhZHQ7UrP7qi4yRIKIurlLIwahPBxRsIt+E1CqLBfIfhCA2I+M//g4/Ri8D/VD6eZqfy2rQahuX9siYpY3WZreDe7eJlGCDw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774373679; c=relaxed/simple; bh=gywsNUK0xaQ5/M5DTfuh2A78fRzck1sU9Y6jpu4e2E4=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=fe9kyStLz8yT+b6999YUgQTzlJ1weLvq5W2fSsw9WMa+U9IfH5ijBhLjYacHGSzba2x0q+tQwEWhyD/bDdZY1Gt7ULXwHhYaTXSOhtUgy8c7yRCZeOxkSQ14Xc3Qq4icrtOlvQvdV/4AoUlzvx9thVGjzcBgFLYtQOMYy55F9wo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=xObZ/YQ3; arc=none smtp.client-ip=91.218.175.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="xObZ/YQ3" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1774373665; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ws42Rf5aPBnDXSt/oJVoEIiUzpyDal06gBdo0Z7vkQ4=; b=xObZ/YQ34o/vPvH/6jC4FDj95XmRIFagmpTMrcCf/gzyFw/TCiEKEoSoqmSLpQAWsh2KrU kHDL34O4ivK3Wsj/rDI2CtlZKUd6JFnnctF6K4tGeqi6ZFpZs9nHIA0IftTdBlyY8WNGiZ amB7vZtMoTFb0N2q/7QONEZRaotwP8E= Date: Tue, 24 Mar 2026 10:34:20 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH v2 1/5] bpf: name the enum for BPF_FUNC_skb_adjust_room flags To: Nick Hudson Cc: Willem de Bruijn , Max Tottenham , Anna Glasgall , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , bpf@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260318134242.2725749-1-nhudson@akamai.com> <20260318134242.2725749-2-nhudson@akamai.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Martin KaFai Lau In-Reply-To: <20260318134242.2725749-2-nhudson@akamai.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 3/18/26 6:42 AM, Nick Hudson wrote: > The existing anonymous enum for BPF_FUNC_skb_adjust_room flags is > named to enum bpf_adj_room_flags to enable CO-RE (Compile Once - > Run Everywhere) lookups in BPF programs. It would be useful to demonstrate the intended CO-RE usage in a selftest. I suspect it is bpf_core_enum_value_exists(). There are existing tests in test_tc_tunnel.c for the earlier BPF_F_ADJ_ROOM_* flag additions. Please add similar tests for the new flags introduced in this series.