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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 4D581D44C4B for ; Thu, 15 Jan 2026 13:40:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=TUSfP7xCM0mAjnQ3CNjW4jnheqauyTen+d41l6lWHTE=; b=yClvRBba1+inqFCNuKcNpPDImG F/KM3clKiMGiJhB3LN0pI/6uHzvF3FFvbC5sn9PFhpa4jiyLVX4r9K8IfAstSdSgFcSPdA9sqlE2h 8SQ6itOBVmQ/dejRH3wmSzg752ZmB/78LQyEuvMkkF7T/yPU7Hy0tjqnaunfrnDC9zNdf9NPQuk/4 FbvOsNjowsG4bULzwAhSGBaq7ds9X5eJwHtlEBhu6Q9ALPHLymTQe/i65nR4qIbv6CuDtaHYlc4vQ nKVt6M3hXJQdfqpiEBV6ZTUqA3iawLiDXBW3AGWaAT0DvOt2KRyeRtmcqAc1ar/3vDTjCccE8Pw4u RdTe18mA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vgNa4-0000000CQts-0BwT; Thu, 15 Jan 2026 13:40:08 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vgNa2-0000000CQti-46ci; Thu, 15 Jan 2026 13:40:07 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 5E33B601B6; Thu, 15 Jan 2026 13:40:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B4277C116D0; Thu, 15 Jan 2026 13:40:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768484406; bh=grQ06VHH5Zs834d5HBWaZvaELX00Hkf34g6d4HrTUww=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=b7NYU10pwWmpzRf6cbU5f4xRtJXcgYUsYcqXeTPotviIVG3JHjElfxN8yO55+1qvk 1LJg46ESHuhVS9QY1FcaPDfwq+eKvizqalbyZ7YI5YzFCD/Y+YI65rZD2GrJoH/UN5 GXxErAArRg80HHv70Lf+rRXUfDBgQiKpJEjoF1IMWkpPqRwcwU4Lylh1V8JZqVQ/tV lVtQklJQnTEYjbfWDVqq2OOssEdR6V91m7kOw+C1cRp3WuissUgUEzBFjS8L0+qLCp 7hNaMlHWR+70+tt8ld1w1tkmu19f+at0diFhljYG7/p7ixqx5eSppsugmknSXx5Tf3 I8Pcr0R9/Yvig== Date: Thu, 15 Jan 2026 14:40:03 +0100 From: Lorenzo Bianconi To: Sayantan Nandy Cc: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, sayantan.nandy@airoha.com, bread.hsu@airoha.com, kuldeep.malik@airoha.com, aniket.negi@airoha.com, rajeev.kumar@airoha.com Subject: Re: [PATCH] net: airoha_eth: increase max mtu to 9220 for DSA jumbo frames Message-ID: References: <20260115084837.52307-1-sayantann11@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="hTVUY/fjLDiK9ZZK" Content-Disposition: inline In-Reply-To: <20260115084837.52307-1-sayantann11@gmail.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --hTVUY/fjLDiK9ZZK Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > The Industry standard for jumbo frame MTU is 9216 bytes. When using DSA > sub-system, an extra 4 byte tag is added to each frame. To allow users > to set the standard 9216-byte MTU via ifconfig,increase AIROHA_MAX_MTU > to 9220 bytes (9216+4). >=20 > Signed-off-by: Sayantan Nandy I think the patch is fine, but here you are missing to specify this is v2 and this patch targets net-next. Moreover, please wait 24h before reposting a new version of the same patch. Regards, Lorenzo > --- > drivers/net/ethernet/airoha/airoha_eth.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) >=20 > diff --git a/drivers/net/ethernet/airoha/airoha_eth.h b/drivers/net/ether= net/airoha/airoha_eth.h > index fbbc58133364..20e602d61e61 100644 > --- a/drivers/net/ethernet/airoha/airoha_eth.h > +++ b/drivers/net/ethernet/airoha/airoha_eth.h > @@ -21,7 +21,7 @@ > #define AIROHA_MAX_NUM_IRQ_BANKS 4 > #define AIROHA_MAX_DSA_PORTS 7 > #define AIROHA_MAX_NUM_RSTS 3 > -#define AIROHA_MAX_MTU 9216 > +#define AIROHA_MAX_MTU 9220 > #define AIROHA_MAX_PACKET_SIZE 2048 > #define AIROHA_NUM_QOS_CHANNELS 4 > #define AIROHA_NUM_QOS_QUEUES 8 > --=20 > 2.43.0 >=20 --hTVUY/fjLDiK9ZZK Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTquNwa3Txd3rGGn7Y6cBh0uS2trAUCaWjuMwAKCRA6cBh0uS2t rOa3AQC1RGQZqnY6BrNow/ISe6gGIq5sjzdfYKLQ0jWqs1VGxgD+JmqagFtjSGtr U3SpJX78mwpooaSRhsohFIT1z+4WSwQ= =OpV3 -----END PGP SIGNATURE----- --hTVUY/fjLDiK9ZZK--