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SubjectRe: file metadata via fs API (was: [GIT PULL] Filesystem Information)
On Wed, Aug 12, 2020 at 4:40 PM Al Viro <> wrote:
> On Wed, Aug 12, 2020 at 09:23:23AM +0200, Miklos Szeredi wrote:
> > Anyway, starting with just introducing the alt namespace without
> > unification seems to be a good first step. If that turns out to be
> > workable, we can revisit unification later.
> Start with coming up with answers to the questions on semantics
> upthread. To spare you the joy of digging through the branches
> of that thread, how's that for starters?
> "Can those suckers be passed to
> as starting points?


> Can they be bound in namespace?


> Can something be bound *on* them?


> What do they have for inodes
> and what maintains their inumbers (and st_dev, while we are at
> it)?

Irrelevant. Can be some anon dev + shared inode.

The only attribute of an attribute that I can think of that makes
sense would be st_size, but even that is probably unimportant.

> Can _they_ have secondaries like that (sensu Swift)?


> Is that a flat space, or can they be directories?"

Yes it has a directory tree. But you can't mkdir, rename, link,
symlink, etc on anything in there.


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