From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AE203CD98CE for ; Fri, 12 Jun 2026 22:40:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=pkp8rZF4lVA0oNQP0GR60xzREQudRVAEorQdb1ogVkw=; b=s9O/UA2WEY3nbetA+VwyiK97pN PC6tIOZXRZaZNT4Ciq1/HE1LEgy15qa5HkCBLAbr1IdXg4QjkAWgtA7/rjMB7Xrxn8kAYC41VfYwu GWDP+KKdht4s65oNGNA46dPtbwzVmXo0krSHv1M9dcAR6JowWg6pqaBXE0pYcyXzBPpmgMrapbRx7 eGLLMgFO6VhizT5cTW0w5G5w4Z8TMhYGFRGLR0q+H8VI1BzNiR7lOqBpOAZ0pZ2lFjd22vgV/zgQG xW2sSLtj/ISJKVTJeBI440L3wrCfl4P0cqlLXpYJq9q+tg/DlJN20ktbUN4oDIZMn/uCyIU0wDVvg yPlcW7Dg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wYAXu-0000000Bh7c-2vT9; Fri, 12 Jun 2026 22:40:14 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wYAXp-0000000Bh0t-1glg for linux-arm-kernel@lists.infradead.org; Fri, 12 Jun 2026 22:40:10 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id CE71A49FF; Fri, 12 Jun 2026 15:40:03 -0700 (PDT) Received: from pluto.fritz.box (usa-sjc-mx-foss1.foss.arm.com [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 819793FB7F; Fri, 12 Jun 2026 15:40:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1781304008; bh=2xFb0yd4e6PVKxK1zP38kbrj0J9BwkRIv50r5RQ9dow=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Zg39thJAVlH1mNgA7oz/sukNr8YuChQlDHrmMcSoZg3Nqgwu1/RKQWwk+GSPDjTaZ NorWhjJuK/qCOs8QQmmQRW/gSDlNVCul15/5M3CBJv1f5EXS9Acuwl/KR7W8LnV2OW Hd1smxlreZ9G+NW02ok43EkvlqO5OZDUgvWae7a4= From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, arm-scmi@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-doc@vger.kernel.org Cc: sudeep.holla@kernel.org, james.quinlan@broadcom.com, f.fainelli@gmail.com, vincent.guittot@linaro.org, etienne.carriere@st.com, peng.fan@oss.nxp.com, michal.simek@amd.com, d-gole@ti.com, jic23@kernel.org, elif.topuz@arm.com, lukasz.luba@arm.com, philip.radford@arm.com, brauner@kernel.org, souvik.chakravarty@arm.com, leitao@kernel.org, kas@kernel.org, puranjay@kernel.org, usama.arif@linux.dev, kernel-team@meta.com, Cristian Marussi , Jonathan Corbet , Shuah Khan Subject: [PATCH v4 22/31] fs/stlmfs: Document ARM SCMI Telemetry FS mount options Date: Fri, 12 Jun 2026 23:37:52 +0100 Message-ID: <20260612223802.1337232-23-cristian.marussi@arm.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260612223802.1337232-1-cristian.marussi@arm.com> References: <20260612223802.1337232-1-cristian.marussi@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260612_154009_532683_2A46DEF2 X-CRM114-Status: UNSURE ( 9.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Detail ARM SCMI Telemetry filesystem available mount options. Cc: Jonathan Corbet Cc: Shuah Khan Cc: linux-doc@vger.kernel.org Signed-off-by: Cristian Marussi --- Documentation/filesystems/stlmfs.rst | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/filesystems/stlmfs.rst b/Documentation/filesystems/stlmfs.rst index 123e0e68e041..a15da85b9971 100644 --- a/Documentation/filesystems/stlmfs.rst +++ b/Documentation/filesystems/stlmfs.rst @@ -109,6 +109,25 @@ sense to allow this FS to be mounted inside a container. All files are created world readable and, where needed for configuration, owner writable. +Mount Options +============= + +This FS supports the typical mount options needed to modify, at mount time, the +ownership of the root and all of the underlying inodes: + + - uid: id of the owner of the root inode and all of the files subsequently + created under it + + - gid: id of the group of the root inode and all of the files subsequently + created under it + + - umask: a standard umask filter to be applied to user/group/other: defaults + to 00222 + +Note that all of the above options are explicitly designed NOT to support +a remount operation, so as not have surprising effects on permissions of +already discovered/created telemetry files. + Usage ===== -- 2.54.0