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Sat, 11 Oct 2025 23:14:43 -0700 (PDT) From: Askar Safin To: luca.boccassi@gmail.com Cc: alx@kernel.org, brauner@kernel.org, cyphar@cyphar.com, linux-fsdevel@vger.kernel.org, linux-man@vger.kernel.org Subject: Re: [PATCH] man/man2/move_mount.2: document EINVAL on multiple instances Date: Sun, 12 Oct 2025 09:14:38 +0300 Message-ID: <20251012061438.283584-1-safinaskar@gmail.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Luca Boccassi : > Almost - the use case is that I prep an image as a detached mount, and > then I want to apply it multiple times, without having to reopen it > again and again. If I just do 'move_mount()' multiple times, the > second one returns EINVAL. From 6.15, I can do open_tree with > OPEN_TREE_CLONE before applying with move_mount, and everything works. This sounds like a bug. Please, give all reproduction steps. Both for EINVAL and for non-working open_tree before 6.15. I want to reproduce it. -- Askar Safin