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    SubjectRe: [PATCH] sysfs_remove_dir Vs dcache_readdir race fix
    On Thu, Nov 20, 2003 at 07:17:09AM -0800, Andrew Morton wrote:

    > Seems to me that the libfs code is fragile.
    > What happens if the dentry at filp->f_private_data gets moved to a
    > different directory after someone did dcache_dir_open()? Does the loop
    > in dcache_readdir() go infinite again?

    Can't happen - it's not hashed and not attached to any inode. IOW, there's
    no way to find that animal, let alone pass it to d_move().
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