Re: [RFC-PATCH] nfsd: provide a procfs entry to release stateids of a particular local filesystem

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Dec 05, 2019 at 01:47:09PM +0200, Alex Lyakas wrote:
> Hi Bruce,
> 
> Have you had a chance to review the V2 of the patch?

I'll take a quick look.--b.

> 
> Thanks,
> Alex.
> 
> 
> -----Original Message----- From: J. Bruce Fields
> Sent: Tuesday, September 10, 2019 11:25 PM
> To: Alex Lyakas
> Cc: linux-nfs@xxxxxxxxxxxxxxx ; Shyam Kaushik
> Subject: Re: [RFC-PATCH] nfsd: provide a procfs entry to release
> stateids of a particular local filesystem
> 
> On Tue, Sep 10, 2019 at 10:00:24PM +0300, Alex Lyakas wrote:
> >I addressed your comments, and ran the patch through checkpatch.pl.
> >Patch v2 is on its way.
> 
> Thanks for the revision!  I need to spend the next week or so catching
> up on some other review and then I'll get back to this.
> 
> For now:
> 
> >On Fri, Sep 6, 2019 at 7:12 PM J. Bruce Fields
> ><bfields@xxxxxxxxxxxx> wrote:
> >> You'll want to cover delegations as well.  And probably pNFS layouts.
> >> It'd be OK to do that incrementally in followup patches.
> >Unfortunately, I don't have much understanding of what these are, and
> >how to cover them)
> 
> Delegations are give the client the right to cache files across opens.
> I'm a little surprised your patches are working for you without handling
> delegations.  There may be something about your environment that's
> preventing delegations from being given out.  In the NFSv4.0 case they
> require the server to make a tcp connection back the client, which is
> easy blocked by firewalls or NAT.  Might be worth testing with v4.1 or
> 4.2.
> 
> Anyway, so we probably also want to walk the client's dl_perclnt list
> and look for matching files.
> 
> --b.



[Index of Archives]     [Linux Filesystem Development]     [Linux USB Development]     [Linux Media Development]     [Video for Linux]     [Linux NILFS]     [Linux Audio Users]     [Yosemite Info]     [Linux SCSI]

  Powered by Linux