On Fri, Nov 11, 2016 at 1:39 AM, Miklos Szeredi <[email protected]> wrote: > New version is at: > > git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git #redirect > > News: > - it actually should work in all cases > - when rename is not cross directory, just store the new name instead > of a full path, as suggested by Amir > - when redirect path is too long fall back to EXDEV (the max length > should probably be a module param) > > About turning the feature on or off. Yes, maybe the empty checking is > too complicated. Going one simpler: > > - default to old behavior, turn on with mount option > - add module option and kernel compile option to turn on the feature by > default > > I guess distros wil simply enable this by default, since back > compatibility is basically a non-issue.
Looks good. I suppose module parameter exposed in /sys/module/overlay/parameters/ could be documented as recommended way for detecting presence of that feature. -- Konstantin
