[PATCH] jffs2: Hook up splice_write callback

[Christoph Hellwig]

On Tue, Mar 30, 2021 at 06:31:00PM +0000, Al Viro wrote:
> The same goes for quite a few other filesystems, actually - at least
> adfs, affs, bfs, hfs, hfsplus, hostfs, hpfs, minix, omfs, sysv, ufs 
> and vboxsf are in the same boat, and I suspect that ecryptfs and ntfs
> might be too.
> 
> Christoph, do you see any problems with doing the same thing for that
> bunch as well?

Linus asked to only fix things up where we get reports, but I think his
intent there was more random procfs and debugfs files rather than file
systems.  So just doing the sweep should be fine.