From unknown Sat Jun 21 05:19:45 2025 X-Loop: help-debbugs@gnu.org Subject: bug#22797: Using UUID for vfat file system is impossible Resent-From: Alex Kost Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Wed, 24 Feb 2016 19:34:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 22797 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: 22797@debbugs.gnu.org X-Debbugs-Original-To: bug-guix@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.145634240218267 (code B ref -1); Wed, 24 Feb 2016 19:34:01 +0000 Received: (at submit) by debbugs.gnu.org; 24 Feb 2016 19:33:22 +0000 Received: from localhost ([127.0.0.1]:44203 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aYfBa-0004kZ-JL for submit@debbugs.gnu.org; Wed, 24 Feb 2016 14:33:22 -0500 Received: from eggs.gnu.org ([208.118.235.92]:57249) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aYfBZ-0004kM-3T for submit@debbugs.gnu.org; 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Wed, 24 Feb 2016 11:33:09 -0800 (PST) Received: from leviafan ([217.107.192.146]) by smtp.gmail.com with ESMTPSA id rx1sm572886lbb.22.2016.02.24.11.32.58 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 24 Feb 2016 11:32:59 -0800 (PST) From: Alex Kost Date: Wed, 24 Feb 2016 22:32:59 +0300 Message-ID: <87egc1dhuc.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -4.0 (----) Hello, unlike other file system types, FAT volumes have short UUIDs, for example: "58D7-4FA5", but such an UUID cannot be used in an operating system declaration: (file-system (device (uuid "58D7-4FA5")) (title 'uuid) (type "vfat") ;; ... ) because (uuid "58D7-4FA5") errors. -- Alex From unknown Sat Jun 21 05:19:45 2025 MIME-Version: 1.0 X-Mailer: MIME-tools 5.505 (Entity 5.505) X-Loop: help-debbugs@gnu.org From: help-debbugs@gnu.org (GNU bug Tracking System) To: Alex Kost Subject: bug#22797: closed (Re: bug#22797: Using UUID for vfat file system is impossible) Message-ID: References: <87vb5c3ajv.fsf@gnu.org> <87egc1dhuc.fsf@gmail.com> X-Gnu-PR-Message: they-closed 22797 X-Gnu-PR-Package: guix Reply-To: 22797@debbugs.gnu.org Date: Thu, 25 Feb 2016 18:34:02 +0000 Content-Type: multipart/mixed; boundary="----------=_1456425242-6210-1" This is a multi-part message in MIME format... ------------=_1456425242-6210-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Your bug report #22797: Using UUID for vfat file system is impossible which was filed against the guix package, has been closed. The explanation is attached below, along with your original report. If you require more details, please reply to 22797@debbugs.gnu.org. --=20 22797: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D22797 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems ------------=_1456425242-6210-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at 22797-done) by debbugs.gnu.org; 25 Feb 2016 18:33:05 +0000 Received: from localhost ([127.0.0.1]:46375 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aZ0in-0001ak-K1 for submit@debbugs.gnu.org; Thu, 25 Feb 2016 13:33:05 -0500 Received: from eggs.gnu.org ([208.118.235.92]:56247) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aZ0im-0001aI-9O for 22797-done@debbugs.gnu.org; Thu, 25 Feb 2016 13:33:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aZ0id-0000k5-U0 for 22797-done@debbugs.gnu.org; Thu, 25 Feb 2016 13:32:59 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-0.0 required=5.0 tests=BAYES_20 autolearn=disabled version=3.3.2 Received: from fencepost.gnu.org ([2001:4830:134:3::e]:43910) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aZ0id-0000k1-QI; Thu, 25 Feb 2016 13:32:55 -0500 Received: from reverse-83.fdn.fr ([80.67.176.83]:58078 helo=pluto) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1aZ0id-0008KU-4Y; Thu, 25 Feb 2016 13:32:55 -0500 From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) To: Alex Kost Subject: Re: bug#22797: Using UUID for vfat file system is impossible References: <87egc1dhuc.fsf@gmail.com> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 7 =?utf-8?Q?Vent=C3=B4se?= an 224 de la =?utf-8?Q?R?= =?utf-8?Q?=C3=A9volution?= X-PGP-Key-ID: 0x3D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-unknown-linux-gnu Date: Thu, 25 Feb 2016 19:32:52 +0100 In-Reply-To: <87egc1dhuc.fsf@gmail.com> (Alex Kost's message of "Wed, 24 Feb 2016 22:32:59 +0300") Message-ID: <87vb5c3ajv.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 22797-done Cc: 22797-done@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -0.0 (/) --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Alex Kost skribis: > Hello, unlike other file system types, FAT volumes have short UUIDs, > for example: "58D7-4FA5", but such an UUID cannot be used in an > operating system declaration: > > (file-system > (device (uuid "58D7-4FA5")) > (title 'uuid) > (type "vfat") > ;; ... > ) > > because (uuid "58D7-4FA5") errors. That=E2=80=99s expected. :-) I=E2=80=99ve clarified this in 0767f6a: --=-=-= Content-Type: text/x-patch Content-Disposition: inline @@ -6302,7 +6302,12 @@ is interpreted as a partition label name; when it is @code{uuid}, @code{device} is interpreted as a partition unique identifier (UUID). UUIDs may be converted from their string representation (as shown by the -@command{tune2fs -l} command) using the @code{uuid} form, like this: +@command{tune2fs -l} command) using the @code{uuid} form@footnote{The +@code{uuid} form expects 16-byte UUIDs as defined in +@uref{https://tools.ietf.org/html/rfc4122, RFC@tie{}4122}. This is the +form of UUID used by the ext2 family of file systems and others, but it +is different from ``UUIDs'' found in FAT file systems, for instance.}, +like this: --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable When we implement FAT UUIDs, we=E2=80=99ll either adjust the =E2=80=98uuid= =E2=80=99 form or introduce a separate =E2=80=98fat-uuid=E2=80=99 form. Thanks, Ludo=E2=80=99. --=-=-=-- ------------=_1456425242-6210-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at submit) by debbugs.gnu.org; 24 Feb 2016 19:33:22 +0000 Received: from localhost ([127.0.0.1]:44203 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aYfBa-0004kZ-JL for submit@debbugs.gnu.org; Wed, 24 Feb 2016 14:33:22 -0500 Received: from eggs.gnu.org ([208.118.235.92]:57249) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aYfBZ-0004kM-3T for submit@debbugs.gnu.org; Wed, 24 Feb 2016 14:33:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aYfBT-0004B2-8M for submit@debbugs.gnu.org; Wed, 24 Feb 2016 14:33:15 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=BAYES_40,FREEMAIL_FROM, T_DKIM_INVALID autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:36038) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aYfBT-0004Ay-5a for submit@debbugs.gnu.org; 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... ) because (uuid "58D7-4FA5") errors. -- Alex ------------=_1456425242-6210-1-- From unknown Sat Jun 21 05:19:45 2025 X-Loop: help-debbugs@gnu.org Subject: bug#22797: Using UUID for vfat file system is impossible Resent-From: Alex Kost Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Thu, 25 Feb 2016 19:51:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 22797 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=) Cc: 22797-done@debbugs.gnu.org Received: via spool by 22797-done@debbugs.gnu.org id=D22797.145642982613187 (code D ref 22797); Thu, 25 Feb 2016 19:51:02 +0000 Received: (at 22797-done) by debbugs.gnu.org; 25 Feb 2016 19:50:26 +0000 Received: from localhost ([127.0.0.1]:46386 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aZ1ve-0003Qc-Nq for submit@debbugs.gnu.org; Thu, 25 Feb 2016 14:50:26 -0500 Received: from mail-lf0-f53.google.com ([209.85.215.53]:32778) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aZ1vc-0003QQ-O5 for 22797-done@debbugs.gnu.org; Thu, 25 Feb 2016 14:50:25 -0500 Received: by mail-lf0-f53.google.com with SMTP id m1so40323582lfg.0 for <22797-done@debbugs.gnu.org>; Thu, 25 Feb 2016 11:50:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-type:content-transfer-encoding; bh=7kt8FrvES90NgYcnHMabrwJQeEv3+79LL79WCkNjAL0=; b=YPHgTDV+tXuYHlYDGPhm3bG9MVdHHElZkxXg1EageJSWfGepWx2jgju7Lk6c1qpjrV pnwPa2c0ONkM3IIFhYbySoLZCeENTaxiXISc05cmXMIg9xoBAg17EcTa//czd8FZiDVd wGNIqRsiFpdm2xTyYpxOrcPf84vHwWWsgeEfHBRfmRbkzZo5KalsHKsEV1jNuQvtu9pZ X4bwSXtSV/2gezAQvXAjgAxWBiq9DkNWpUcM/sacvlSKFob7IcjogEKedmmbx2iSFS3N jXAxA6iXbYBrXcd2pQ0cj4IUVsAztTgdAgsSI2SjttNUgLc4FqCNXijn/RMD0lBFSunM qRUg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version:content-type :content-transfer-encoding; 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charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -0.0 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -0.0 (/) Ludovic Court=C3=A8s (2016-02-25 21:32 +0300) wrote: > Alex Kost skribis: > >> Hello, unlike other file system types, FAT volumes have short UUIDs, >> for example: "58D7-4FA5", but such an UUID cannot be used in an >> operating system declaration: >> >> (file-system >> (device (uuid "58D7-4FA5")) >> (title 'uuid) >> (type "vfat") >> ;; ... >> ) >> >> because (uuid "58D7-4FA5") errors. > > That=E2=80=99s expected. :-) I=E2=80=99ve clarified this in 0767f6a: Ah, actually I thought it's expected as this is not a "normal" UUID. Thanks for the clarification. --=20 Alex