On Fri, May 18, 2018 at 9:12 PM Linus Torvalds < torva...@linux-foundation.org> wrote:
> (So we'd still have a "sb_maxbytes" that filesystems would fill in, but it > would only be used as a "fill in inode value for regular files for this > superblock"). Actually, maybe we could just make rw_verify_area() use the new file_mmap_size_max() function. We'd just remove the "mmap" part of the name, and have all IO (and all mmap) use that limit. That doesn't sound like a horrible idea to try for 4.18. Hmm? Linus