Re: [PATCH 86/87] fs: switch timespec64 fields in inode to discrete integers

David Howells
2023-09-29T06:33:30Z

Jeff Layton <jlayton@kernel.org> wrote:

> Correct. We'd lose some fidelity in currently stored timestamps, but as
> Linus and Ted pointed out, anything below ~100ns granularity is
> effectively just noise, as that's the floor overhead for calling into
> the kernel. It's hard to argue that any application needs that sort of
> timestamp resolution, at least with contemporary hardware.

Albeit with the danger of making Steve French very happy;-), would it make
sense to switch internally to Microsoft-style 64-bit timestamps with their
100ns granularity?

David