Re: [PATCH v5 00/18] fanotify: add pre-content hooks

[Josef Bacik <josef@toxicpanda.com>]

On Thu, Sep 05, 2024 at 02:08:08PM +0200, Jan Kara wrote:
> Hello!
> 
> On Wed 04-09-24 16:27:50, Josef Bacik wrote:
> > These are the patches for the bare bones pre-content fanotify support.  The
> > majority of this work is Amir's, my contribution to this has solely been around
> > adding the page fault hooks, testing and validating everything.  I'm sending it
> > because Amir is traveling a bunch, and I touched it last so I'm going to take
> > all the hate and he can take all the credit.
> > 
> > There is a PoC that I've been using to validate this work, you can find the git
> > repo here
> > 
> > https://github.com/josefbacik/remote-fetch
> 
> The test tool seems to be a bit outdated wrt the current series. It took me
> quite a while to debug why HSM isn't working with it (eventually I've
> tracked it down to the changes in struct fanotify_event_info_range...).
> Anyway all seems to be working (after fixing up some missing export), I've
> pushed out the result I have to:

Eesh sorry, I updated it for the fstests and used that as the source of truth
for this stuff, which is how I validated all of the fs'es that got the
FS_ALLOW_HSM flag.

> 
> https://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs.git fsnotify
> 
> and will push it to linux-next as well so that it gets some soaking before
> the merge window. That being said I'd still like to get explicit ack from
> XFS folks (hint) so don't patches may still rebase due to that.
> 

Awesome, thanks!

Josef