From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yw1-f177.google.com (mail-yw1-f177.google.com [209.85.128.177]) (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 F3A1A37B02B for ; Mon, 11 May 2026 20:10:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778530222; cv=none; b=DlxeGZ9Vki8cBb4uX12zeDT3HiasjP+Iy1cZe1inQtXwkk2Zro/qBLsRmD7t9WCeV/oaEBRf4gdQH1r0QR7zwezB91guVG7y6cmcviu2ju7w6QbpQanVPlvH2gaeoHFJryggcMMNEHHP3Z2FfjTOIVaiOBM92ni5VtAiqiZMv2k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778530222; c=relaxed/simple; bh=uYq/dpi/2BJmZtXi1gUWp5R7/kwACFoTdOLXb8cBS08=; h=Date:From:To:Cc:Message-ID:In-Reply-To:References:Subject: Mime-Version:Content-Type; b=inwPaW6ACYjTPoLgC+Sz1fJmyOZk4F3bVd2BDcXYFp7rUrKgTDOvKTzc+vNJTfnvxzaQu+UrMcF7f6mjDvQotxyZqfQ/OKLa8qktpG7ydB4cgsEfp6kCpki1uxzC9oGZzLleEB/yqq3Ig1QVsq3Y+Q64rPrquK+sA8uYIgT2FUY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=fgGSqse1; arc=none smtp.client-ip=209.85.128.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fgGSqse1" Received: by mail-yw1-f177.google.com with SMTP id 00721157ae682-7bdc947aa88so38603747b3.3 for ; Mon, 11 May 2026 13:10:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1778530220; x=1779135020; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:subject:references :in-reply-to:message-id:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=Co/G8UytdXIIVZ3/F5Gw7AG62mkjDUcPKCAHzzQ7WEY=; b=fgGSqse1vxwrThvIrAfjp8eIydZW2pxMvg+xW8EIbRrs4eUdnMNuqdNwf8ppyjuU2I 6cP/7taDOTVNnneCT/0hTEbb05qc2CfmoaMuulLOH0OlyCyY2Jup6Qgbeoq5vpcFOmrE onDKi1JZ70QlO803RjX97853e2IdEuxwRjhCS5vgiAwfElInRlXhcWUZxtp64uvyS/rC mNM5aISMhwjreeoxUnv1Tjh21ui6cJtvMi5mkmkBQ6YR0ixlSwONOGHVkD+akL03CPWr SP0fJr+d5XZ+LPMGFsg8PHH6plvX5bz7Z1FJAv+qdgfVL0caVX2VEXl0qGv6MGuEwOjf OgbA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1778530220; x=1779135020; h=content-transfer-encoding:mime-version:subject:references :in-reply-to:message-id:cc:to:from:date:x-gm-gg:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=Co/G8UytdXIIVZ3/F5Gw7AG62mkjDUcPKCAHzzQ7WEY=; b=LJl/uQNOQWr+Cb0TZWOC8uFPY1+dTjH6JM1nMe2zxPzAdt2t0eW80QNpaKUjXI9KXs oCLwX3NB+lFEg+1yIKWj/KIwfbgGD4xGsPw/zmSxBOE2BJSabY02a6EXCQle+N7OpUoT LHPl/sAVaDz+XYapdLA9O3msLYNUJruTCt5SSx0+ObkgCqg5Q6ZI8j1Um735BnTDG4Yd 1pz6u8npOoIEDeXT8XCgRuWNTFnuCmgm2KflvxJoLZTYbY0NVzxODnf+faG66D9psczM /SCIDenTp6PaukDH3Vx5i9sYi1AhWdZcrJ5ajBQpj5yu4pQc/CLbKN31x2E+8U+BaT0O ohrQ== X-Forwarded-Encrypted: i=1; AFNElJ/up08pCCLmAFDO+W1s5/8UGGB4sY1bmdgjpy0ZmEdPY5eYsArktPd4FF/54RQx6pjHvxmBfzLFxqWe6lg=@vger.kernel.org X-Gm-Message-State: AOJu0YwyW3qvg/2WxshwQPKtrpHMAvsYVNecZMkUjYJZAqORk6IICjWh 0yYYrsM1lJW41DnSEFRhReS/ZlDyG//diDJLp6qv3ZbUr7NiIZID7ro1 X-Gm-Gg: Acq92OFwvEXvXUgvDjgEkwEXWNRrIL2KIW07csU7nYVQz5Oso7FmvwjeJ4q3xeaXX9D ZA6ZpJOCRi7ZDBtADYmtpIiGOKrolqdmvLQ9DwRGneZ7J5S+Rn/rdVCaGTcA5Jago8fP1QpDuUw ukVaEpXgk41vH8lvwm+Pc2uh0wHdrRq3vdndYthYpP4VEQHYE+ni9omVLsLkljtCXTHL49k04sl n/LSa2W8MyGdFInZsnCIWffj5ccHApTtvbgEseZaptOQ162yk7DdHVoNFVF5/2Qvu8JRi7KJncI ByQxfgmu8tNaJTlC09IEf10e8o3UP0Ebls2CSUmfutWx7w3hKfcrreTmkDHIGK6Yop2dPeJG4W6 NAa+HdkVGs6fHsRMdQsCnrsGE5fcm1X2bfgCuh0lbUCSUO4kHiDSrjhdin3OcnijVPNSB1lmgDQ Jrzb9Tz/Ak9D6n8a+gfNiDIEFEa7ka+JWALVuaoB2ZcRZltstiTm0VAuGsDm8mCHXJzIc7VsdwP NQs4HCYgbP8Ej4= X-Received: by 2002:a05:690c:6e85:b0:7bd:d4f4:262a with SMTP id 00721157ae682-7bdf5efb218mr252790807b3.37.1778530219834; Mon, 11 May 2026 13:10:19 -0700 (PDT) Received: from gmail.com (172.235.85.34.bc.googleusercontent.com. [34.85.235.172]) by smtp.gmail.com with ESMTPSA id 00721157ae682-7bd66837e34sm151681247b3.28.2026.05.11.13.10.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 May 2026 13:10:19 -0700 (PDT) Date: Mon, 11 May 2026 16:10:18 -0400 From: Willem de Bruijn To: Daniel Zahka , Jakub Kicinski , Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Willem de Bruijn Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Message-ID: In-Reply-To: <20260508-nsim-psp-crypto-v1-5-4b50ed09b794@gmail.com> References: <20260508-nsim-psp-crypto-v1-0-4b50ed09b794@gmail.com> <20260508-nsim-psp-crypto-v1-5-4b50ed09b794@gmail.com> Subject: Re: [PATCH net-next 5/6] netdevsim: psp: add real aes-gcm encryption and decryption 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=utf-8 Content-Transfer-Encoding: 7bit Daniel Zahka wrote: > Implement real AES-GCM-128/256 encryption and decryption for PSP > packets in the netdevsim driver, and remove gmac from supported > versions. > > We now have to add and remove the PSP ICV trailer from packets. We > linearize skb's because the aesgcm crypto library does not work on > non-linear buffers. > > Assisted-by: Claude:claude-opus-4.6 > Signed-off-by: Daniel Zahka Reviewed-by: Willem de Bruijn