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Fri, 2 Oct 2026 18:41:44 -0400 (EDT) From: NeilBrown To: Miklos Szeredi , Amir Goldstein , Alexander Viro , Christian Brauner , "Borah, Chaitanya Kumar" Cc: Jeff Layton , Jan Kara , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-unionfs@vger.kernel.org Subject: [PATCH 0/3] Fixes for dentry lockdep tracking on stacking filesystems Date: Sat, 3 Oct 2026 08:35:41 +1000 Message-ID: <20261002223746.3248726-1-neilb@ownmail.net> X-Mailer: git-send-email 2.50.0.107.gf914562f5916.dirty Reply-To: NeilBrown Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The recent addition of lockdep tracking for in-lookup dentries didn't take into account the needs of stacking filesystems. For this we need different lock keys for different filesystems in the stack. Thanks, NeilBrown [PATCH 1/3] VFS: per-fs-type lockdep key for dentry in-lookup locking [PATCH 2/3] VFS: rename lookup_map to dep_map [PATCH 3/3] ovl: provide private lockdep class for dentry->dep_map