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Fri, 06 Nov 2026 11:03:00 +0100 (CET) From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum Cc: Ahmad Fatoum In-Reply-To: <20261103143059.853339-1-a.fatoum@pengutronix.de> References: <20261103143059.853339-1-a.fatoum@pengutronix.de> Subject: Re: [PATCH master] efi: loader: disk: don't install a file system on raw disks Message-Id: <179395938049.4004203.2177741703369144120.b4-ty@pengutronix.de> Date: Fri, 06 Nov 2026 11:03:00 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261106_020302_435155_EE30A638 X-CRM114-Status: UNSURE ( 6.11 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.1 (--) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: On Tue, 03 Nov 2026 15:30:59 +0100, Ahmad Fatoum wrote: > efi_fs_exists() matches the detected type of a cdev against the type of > every registered file system driver. Drivers not backed by a cdev, [...] Content analysis details: (-2.1 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 URIBL_BLOCKED ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [URI: pengutronix.de] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.0 DMARC_MISSING Missing DMARC policy X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-Rspamd-Server: mx1 X-Rspamd-Queue-Id: 75A0320041D X-Spamd-Result: default: False [-60.54 / 15.00]; RECEIVED_AUTHENTICATED_BY_MX1(-50.00)[]; BAYES_HAM(-2.93)[99.70%]; DWL_DNSWL_MED(-2.00)[infradead.org:dkim]; ARC_ALLOW_TRUSTED(-2.00)[pengutronix.de:s=20260414:i=1]; KNOWN_LIST_ID(-1.00)[barebox.lists.infradead.org]; ARC_ALLOW(-1.00)[pengutronix.de:s=20260414:i=1]; RCVD_DKIM_ARC_DNSWL_MED(-0.50)[]; RCVD_IN_DNSWL_MED(-0.40)[2a0a:edc0:0:1101:1d::28:received,2607:7c80:54:3::133:from]; MAILLIST(-0.20)[mailman]; R_DKIM_ALLOW(-0.20)[lists.infradead.org:s=bombadil.20210309,pengutronix.de:s=20260414]; R_SPF_ALLOW(-0.20)[+mx:c]; MIME_GOOD(-0.10)[text/plain]; HAS_LIST_UNSUB(-0.01)[]; RECEIVED_HELO_LOCALHOST(0.00)[]; RCVD_COUNT_THREE(0.00)[4]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; DMARC_NA(0.00)[pengutronix.de]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:7247, ipnet:2607:7c80:54::/48, country:US]; DKIM_TRACE(0.00)[lists.infradead.org:+,pengutronix.de:+]; NEURAL_HAM(-0.00)[-1.000]; FROM_NEQ_ENVFROM(0.00)[s.hauer@pengutronix.de,barebox-bounces@lists.infradead.org]; FROM_HAS_DN(0.00)[]; TAGGED_FROM(0.00)[lore=pengutronix.de]; MID_RHS_MATCH_FROM(0.00)[]; ARC_SIGNED(0.00)[pengutronix.de:s=20260414:i=2]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; FORGED_SENDER_MAILLIST(0.00)[] X-Rspamd-Action: no action X-Stat-Signature: 4z8jh9ipayr81f1zccixxp5mgkodgwec On Tue, 03 Nov 2026 15:30:59 +0100, Ahmad Fatoum wrote: > efi_fs_exists() matches the detected type of a cdev against the type of > every registered file system driver. Drivers not backed by a cdev, like > ramfs, devfs or tftp, leave their type at filetype_unknown, so every > disk with unrecognized content matches one of them. > > Let's skip filetype_unknown like fs_detect() does, so raw disks only > export Block I/O. > > [...] Applied, thanks! [1/1] efi: loader: disk: don't install a file system on raw disks https://git.pengutronix.de/cgit/barebox/commit/?id=a4951b1e1d52 (link may not be stable) Best regards, -- Sascha Hauer