Re: [PATCH v8 07/11] Documentation: add a new file documenting multigrain timestamps
From: Jeff Layton
Date: Thu Sep 19 2024 - 12:53:37 EST
On Mon, 2024-09-16 at 08:01 +0700, Bagas Sanjaya wrote:
> On Sat, Sep 14, 2024 at 01:07:20PM -0400, Jeff Layton wrote:
> > +Multigrain timestamps aim to remedy this by selectively using fine-grained
> > +timestamps when a file has had its timestamps queried recently, and the current
> > +coarse-grained time does not cause a change.
>
> Do you mean using fine-grained timestamps when timestamps of a file has been
> recently queried/modified BUT its coarse-grained timestamps aren't changed?
>
> Confused...
>
Yes, I'll do an s/and/but/ there in the Documentation. Basically, we
want to avoid updating the floor whenever we can (since it's a global
variable), so we only get a fine-grained time if there is no other way
to effect a change to the timestamps.
Thanks!
--
Jeff Layton <jlayton@xxxxxxxxxx>