Hi Miklos, following are an assortment of suggested changes for overlayfs for your consideration. They pass some light testing. Thanks, NeilBrown --- NeilBrown (10): ovl: small optimisation for ovl_lookup ovl: minimal remount support. ovl: use correct seek function for directories. ovl: initialise is_real before use. ovl: make sure fsync is never called on the lower filesystem. ovl: rename ovl_fill_cache to ovl_dir_read ovl: add initial revalidate support VFS: tiny optimisation in open_other handling. VFS: Remove read-only checks from dentry_permission ovl: Assorted updates to Documentation/filesystems/overlayfs.txt Documentation/filesystems/overlayfs.txt | 41 ++++--- fs/namei.c | 15 --- fs/open.c | 2 fs/overlayfs/overlayfs.c | 186 ++++++++++++++++++++++--------- 4 files changed, 152 insertions(+), 92 deletions(-) -- Signature -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html