On Mon, 12 Mar 2018, Al Viro wrote: > On Tue, Feb 27, 2018 at 06:16:28AM +0100, John Ogness wrote: > What we get out of that is > a) much saner semantics for d_move() et.al. > b) saner behaviour of d_path() (see above) > c) dentry can be IS_ROOT only if it has been > such all along; that simplifies the hell out of analysis.
Nice. > FWIW, there's another trylock loop on dentries - one in > autofs get_next_positive_dentry(). Any plans re dealing > with that one? It's on our list and we wanted to wait for the final resolution of dcache before tackling it. Do you have any immediate ide about that? > I'd spent the last couple of weeks (when not being too sick > for any work) going through dcache.c and related code; hopefully > this time I will get the documentation into postable shape ;-/ Documentation is surely welcome. Paging that code back in is a mindboggling exercise. Thanks, tglx