On Tue, Oct 25, 2005 at 07:44:30 +0200, Miklos Szeredi wrote: > > > This patch adds a statfs method to inode operations. This is invoked > > > whenever the dentry is available (not called from sys_ustat()) and the > > > filesystem implements this method. Otherwise the normal > > > s_op->statfs() will be called. > > > > > > This change is backward compatible, but calls to vfs_statfs() should > > > be changed to vfs_dentry_statfs() whenever possible. > > > > What the fuck for? statfs() returns data that by definition should > > not depend on inode within a filesystem. > > Exactly. But it's specified nowhere that there has to be a one-one > mapping between remote filesystem - local filesystem. Unfortunately making statfs alone aware of them does not help. Most useful tools that use statfs go to /proc/mouts, read all the entries and invoke statfs for each path. So if for some non-root path different values are returned, these tools won't see them anyway. So try to think about how to provide the info about subfilesystems first. -- Jan 'Bulb' Hudec