Received: by 2002:a6b:500f:0:0:0:0:0 with SMTP id e15csp741850iob; Thu, 12 May 2022 03:47:37 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwPPYCq9FpvW8ZwlbMpAgeiQIoyYVp5BbAwpUthjJjCPk7UID5/dLcbHxiloYD3j2Iwz9ql X-Received: by 2002:a17:906:a0d5:b0:6f4:643f:a46f with SMTP id bh21-20020a170906a0d500b006f4643fa46fmr29837997ejb.62.1652352456646; Thu, 12 May 2022 03:47:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1652352456; cv=none; d=google.com; s=arc-20160816; b=bfu7CLfVqbB+Lk2cSpwPBamz3vtoU/7I2XnZhzh9fuU+yI4p8eCjnNkoeQA0wXlt/k fnlJ26GGSlpS0rCiZN8nP0R1zJoD9/diheOxDjPlyPK0FvqxdgNmY9/5KC5ZhfwRz7zH cl+BV9YCr2FPSDvtiQeXw90GG6uBfEdJ8RwLqGAFZoOBnJufPrUGn32rHo0OMP4/AjLf 0a9pWCAJO3FRYZQ8Pjx4wLglPzOkNf8OZmsflWDp9njPJtEnrnKiRMDYpPtMMp7HGUBf blmTFcqBds4MlJEBiDQfTHejQgRNtXCm267ZkJVPwtFEzi99VaHJGxtroA+VFr25E3jD xJ0Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:to:subject:from :mime-version:date:message-id:dkim-signature; bh=x7AQvsWOfdkPboFgs93jpGJLqcc5n/KDoUBjt+ZjzmA=; b=OcERAX757BKQrCxEM8oPRGpkbeqU0vIxyyfToT1C3hcfHjDAxO6eEZyW5RuTd0EAo5 mutA0OEQy3GdQR+qhup+9RcZxd9Ou0SxsBfWdv2CNi9o+vsOJcHR2IgpXTgHVf1Tp2gd 9GSIWWpxb5SiPMgVkh1YiRu2+ylGkg6ejX1QUNnKZXfHNaVrZVWW1KiDcmFsTA9gOJV7 P/GplJhBFo7XSwe66TFon6Dd++B5zacNXodH4+dc/nhKskElB+69RhUE5tfpSXbSIImc 80O9pTV5voWtCzNoT/ilUcHqfgDf15wGNYuvoq1Qf0n7bMHHHbjRC+D5KbSgpNwItqTx 7Q+w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmx.net header.s=badeba3b8450 header.b=caKufFHp; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmx.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id sc40-20020a1709078a2800b006e8bf5ed3e9si6181329ejc.928.2022.05.12.03.47.10; Thu, 12 May 2022 03:47:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmx.net header.s=badeba3b8450 header.b=caKufFHp; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmx.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347061AbiEKTki (ORCPT + 99 others); Wed, 11 May 2022 15:40:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38590 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347082AbiEKTkg (ORCPT ); Wed, 11 May 2022 15:40:36 -0400 Received: from mout-xforward.gmx.net (mout-xforward.gmx.net [82.165.159.41]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3BEF021936A for ; Wed, 11 May 2022 12:40:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1652298027; bh=VvsSj+I3QLO+GT/1Y+Fy8QHCuIf/f9a+/vykm0pmAPo=; h=X-UI-Sender-Class:Date:From:Subject:To; b=caKufFHpFZ/ya4QCGYXAnqfuVYr8zimRiJIqWarKdQCzjXq+eMOTNAurVWV9NiGXU SY0Qy1XAGIS6esFR2qhEphr2/CwNZjyXGoBqPLdNDYAFNt1+dmpBWL9pE/MduN2Q2K QQ3Z3ttML8D4Ken6So43p39J05xgFrlcsOcYg7r4= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [10.8.110.13] ([143.244.37.9]) by mail.gmx.net (mrgmx104 [212.227.17.174]) with ESMTPSA (Nemesis) id 1N9MpY-1nsOwp15SW-015L7Q for ; Wed, 11 May 2022 21:40:27 +0200 Message-ID: <6e63294b-399c-4c56-deb6-2997e2f87bc8@gmx.com> Date: Wed, 11 May 2022 19:40:26 +0000 MIME-Version: 1.0 From: "Artem S. Tashkinov" Subject: Linux swap file and LUKS To: Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:zg+vUbgnbWFN5YGjshGF+GQYkk/jwb6qZMTHkn7N1Ua5DbBAzbK FkIDTY/171FEMz5tcPmH9wRvMTa1heBtnPbw2OP9sf9u0LN+0owGQ+S8scW3FMUbAwXuz9D DKLhP1MTE+QYFcRwbPcceRIPky4YM7T3bXc3LnVWQvje45OckZM9k7rOemFHs6G3c5J1CaL N6RnQ+ad6yOer9ZNqPFUw== X-UI-Out-Filterresults: junk:10;V03:K0:KigoD8omvAA=:9pIV6fDIDc9XDNQqj/GtuaeZ NoczLO4B9czg86Zwv+GA0Pssi190/jZYfbGnz8ZB/qwOP0I5qnlByna+TX0ugdANAKOwsy0wI Kg1BDjJ625t5refy95Hk7ZiOu8v80ZhJkJln8QdorIQIs6ASBAVu1bBDbkV+K5MsAo+hfjS79 nD312rprYHgVOa3bNiwGbUeWmrilK0J9n3n4LsdBt9rI83UI/NYtCAOIJt++QPhmEOBM1+tM8 kBwtggEBuYaKuFbXBW35ORGG+npK6NzKG5U1EdY7TYso5pqyup1LNiZM8O3WQPqs/bUxAQQCj o9VWkjXuIEwSL/+KZJbxemOmQkRdJPSU5RaOsAfcjsq8c9OjZ/JeWB/WkPL4rO+Of6QdExtaJ QP3HzBiNKWvbOL9TUksOzDAEq0RCNZOUaA/2YZLlz770jVV+M+/u5K+3y+6wMphjjd0RvWsOL THi5JTfaZR9r3Ezi1HWSBfHqWa4Od2h70iyWL3LLYmphjKFMEncdeCYCxLfOSR7ceXfhtstre C8rg42G+jFA3SaFWuY7e8kfrQNadPEs7VaXrOx1C5xIqgYh/kLir28s8OsZZJb4kM0QRDbq+A kHESQczmJ2ogUc6L7sSs2SUhvUKaP+rqfk00Vo53pceOku++7fS/ryBDGyaozP6qisdcrF2Ib xUOgN1KEhDuEFkQh1lOm7il0U2uF5/dt56UNGqJhAaq8gP/Cn6bTok3N+D2DF08g6B3Q0QFAP uTjBOOOOwWY5wb7GgyydCmn/te1EyFHUY1IcrisOLNinn2pABx74O+zz0YCt7KYOV93GPNgG8 G20SnVhCKWrJ//wwfFZ/dfgE/YSJAEJBHJqMKqKGVE9GdcOtPrtyrQhiJYqLs4qOqS3n+vgWB ZeocEIx22bZZ+r6ko/KLNTORfjJ1wwt+T3EsZAWkEOssY8ZT8CP9GpNGyHFtXAibIGEiF4qut V02uETNXPH1ee7nG02DERgGm/jQQ7OMvhbKPSK/cwUjG35mjPidTMU8YclPsq2CXE+Jbx6w9j duEzTZvhcjj3gdbcVCr+Hegi3Ol/PxTvd8oqyHpqpLTq2eaFaWzuW6tVItsazpwNgiqmuy6nz PItzFJQFj08+OPzkIHbj0v7n/QQYiOwwiuVnh0UM3unspWu3S/pOAuMy4Eg1Fy7wtsWwmgWpK 4M4= X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FREEMAIL_FROM,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, The man-page of swapon says: The swap file implementation in the kernel expects to be able to write to the file directly, without the assistance of the filesystem. Does that mean that if the user has a LUKS volume with a partition on it, in the end the swapfile on this partition will end up unecrypted? Could someone please explain it in more details? Regards, Artem