From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5F987174EE4; Fri, 9 Aug 2024 14:38:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723214320; cv=none; b=ejiPDowmgLQSHUJ/yPkmlLQt6fe4SVQBk4zqjMesNJ+TAseXYWbSzaJ1nJWD1eUq17h/iaFpZP3z4DGqZ7SnEIwdfWZhpOZawrNjVsmCX1jNZ2xHHiZor+Q5HBlNFgxsxmk+jzEw7vUoOZy8OfiP/6o2p6zp/Loatt/REA2lCWE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723214320; c=relaxed/simple; bh=mDATvSkRsXbgAhxacIlfhhmdhJATPWwkckScaSsEUzA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OpY52om5DyP1fYQoZ49DLRPNXUA2eOXOtTngPHJelt87w18B5Ern8iR5MZLxrR5DW9W2Q1Rrobb2CnltrhORTmD4YdT5JRaH7bOIzgl+xQdSMd150nFTBSJp/4mFbuPKFgKklUVoCdERUAEUkbxJ4sRqPvzRhyo6ZkS0UC+Zslw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.214.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-1fd6ed7688cso22041335ad.3; Fri, 09 Aug 2024 07:38:38 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723214317; x=1723819117; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=qo3fv4BxOyXeAzF6cs39PLejyyZBfrHLSuD8oQr5eIM=; b=MpWTwFK3iXJgQLlf/MeH4PU1tQEcMcJvcITWpp01uhQfaZB6hLIrxLHNkpWsL/bIQl 7QEXZ9zu0pD+Kd1zdbi/eigddIRrhwleSc5UuZbO90wwngdDUzXjYKOUhEL8iXo7toJt cO2lHDg31f0gDppjhkIBgMwunwLXvrP1ATk26HdkjP3lGAfkwMtJBOnAoYpvxbHwqDLm jWuAR+m0Sd3c29Lgx4HgG6QpVMh6cn3cQRxerEiUExdh7QtW/KoHzQC5YBH/yvz1b7I5 vnLEfA4qqQRKTL+Mawo9qeNlt+BwQm+p2ohF4FFvDionW9rfUZiv7TuSIwmUuI8Cv3SB Xufw== X-Forwarded-Encrypted: i=1; AJvYcCXP4m/bQZicM4KEP06lMIgVFZ7WEfnQ6sDnFAy9v8UZe71xQJHnT66ek39jdboZmhItbP9RBjigLNTBZMm/u8z0PI4vJrBdjywTWWB6HeKMY8QRjK6MXK9xsT+xCw== X-Gm-Message-State: AOJu0Yzhe0qGLtvEODfhd1+qGVf11a0KbOR1/d2ToqUI5wPsK9rWUqRo cMwUpPxiGI/BkrLzOhe9f82qx+e7vKBbBgaEYF4JbXR8vbWkOfSmQgmH8us= X-Google-Smtp-Source: AGHT+IFkJPt6sr/F+3RRWmW5AvyckH95Q3MwPCzTmXcr5UFJhzo2H+pqMgp1VmNTBGegNwyUjdlEKg== X-Received: by 2002:a17:903:2288:b0:1fb:67e0:2e0a with SMTP id d9443c01a7336-200ae5d7771mr19025975ad.48.1723214317474; Fri, 09 Aug 2024 07:38:37 -0700 (PDT) Received: from localhost ([2601:646:9e00:f56e:73b6:7410:eb24:cba4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1ff59293a90sm143146595ad.235.2024.08.09.07.38.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Aug 2024 07:38:37 -0700 (PDT) Date: Fri, 9 Aug 2024 07:38:36 -0700 From: Stanislav Fomichev To: Xin Liu Cc: alan.maguire@oracle.com, andrii@kernel.org, arnaldo.melo@gmail.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, dwarves@vger.kernel.org, kernel-team@fb.com, ndesaulniers@google.com, yonghong.song@linux.dev, yanan@huawei.com, wuchangye@huawei.com, xiesongyang@huawei.com, kongweibin2@huawei.com, zhangmingyi5@huawei.com, liwei883@huawei.com, tianmuyang@huawei.com Subject: Re: Is there any current plan for ipvlan to support AF_XDP? Message-ID: References: <20240809024627.2193378-1-liuxin350@huawei.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240809024627.2193378-1-liuxin350@huawei.com> On 08/09, Xin Liu wrote: > Hi, all: > we want to use the AF_XDP capability in ipvlan driver. However, the current > mainline does not support use AF_XDP in ipvlan. Has the community discussed > the use of AF_XDP in ipvlan? > > I can't seem to find any discussion on the mailing list. > > Thanks! I don't think it has been discussed. Probably because there is no straightforward way to make zerocopy work. Copy mode should probably work already?