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Fri, 10 Oct 2025 08:48:00 -0700 (PDT) Received: from localhost ([122.171.19.27]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29034f06c82sm60691875ad.81.2025.10.10.08.47.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Oct 2025 08:47:59 -0700 (PDT) From: Divya Bharathi To: linux-fscrypt@vger.kernel.org Cc: ebiggers@kernel.org, tytso@mit.edu, aegeuk@kernel.org, orbet@lwn.net, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Divya Bharathi Subject: [PATCH] docs: fscrypt: document EFAULT return for FS_IOC_SET_ENCRYPTION_POLICY Date: Fri, 10 Oct 2025 21:17:53 +0530 Message-ID: <20251010154753.19216-1-divya27392@gmail.com> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Signed-off-by: Divya Bharathi --- Documentation/filesystems/fscrypt.rst | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/filesystems/fscrypt.rst b/Documentation/filesyst= ems/fscrypt.rst index 4a3e844b7..26cb409e3 100644 --- a/Documentation/filesystems/fscrypt.rst +++ b/Documentation/filesystems/fscrypt.rst @@ -729,6 +729,8 @@ FS_IOC_SET_ENCRYPTION_POLICY can fail with the followin= g errors: version, mode(s), or flags; or reserved bits were set); or a v1 encryption policy was specified but the directory has the casefold flag enabled (casefolding is incompatible with v1 policies). +- ``EFAULT``: an invalid pointer was passed for the encryption policy + structure - ``ENOKEY``: a v2 encryption policy was specified, but the key with the specified ``master_key_identifier`` has not been added, nor does the process have the CAP_FOWNER capability in the initial user --=20 2.51.0