Re: stampede hd0*

[Roland McGrath]

> > I am concerned about the handling of S_ITRANS bits in other places.  I have
> > not checked thoroughly, but I suspect more inconsistencies.
> > e.g. diskfs_create_node calls do not mask out the S_ITRANS bits and so they
> > can wind up in dn_stat.st_mode when diskfs_read_node was never called.
> 
> Yeah, there may be some problems like that.

You're a helpful bugger, aren't you?  Care to comment on which bits ought
to be possibly set in a diskfs_create_node call?

Also, the sticky bit is cleared in dir-lookup/dir-mkfile but not in 
dir-mkdir.  Should every place that masks off S_IFMT|S_ISPARE be consistent?