netdev - Re: [PATCH v3 59/59] netfs: Eliminate PG_fscache by setting folio->private and marking dirty

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Date: Thu, 07 Dec 2023 21:57:53 +0000
From: David Howells <dhowells@...hat.com>
To: Matthew Wilcox <willy@...radead.org>
Cc: dhowells@...hat.com, Jeff Layton <jlayton@...nel.org>,
    Steve French <smfrench@...il.com>,
    Marc Dionne <marc.dionne@...istor.com>,
    Paulo Alcantara <pc@...guebit.com>,
    Shyam Prasad N <sprasad@...rosoft.com>, Tom Talpey <tom@...pey.com>,
    Dominique Martinet <asmadeus@...ewreck.org>,
    Eric Van Hensbergen <ericvh@...nel.org>,
    Ilya Dryomov <idryomov@...il.com>,
    Christian Brauner <christian@...uner.io>, linux-cachefs@...hat.com,
    linux-afs@...ts.infradead.org, linux-cifs@...r.kernel.org,
    linux-nfs@...r.kernel.org, ceph-devel@...r.kernel.org,
    v9fs@...ts.linux.dev, linux-fsdevel@...r.kernel.org,
    linux-mm@...ck.org, netdev@...r.kernel.org,
    linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 59/59] netfs: Eliminate PG_fscache by setting folio->private and marking dirty

Matthew Wilcox <willy@...radead.org> wrote:

> On Thu, Dec 07, 2023 at 09:22:06PM +0000, David Howells wrote:
> > With this, PG_fscache is no longer required.
> 
> ... for filesystems that use netfslib, right?  ie we can't delete
> folio_wait_private_2_killable() and friends because nfs still uses it?

Yeah.  Though I have my eye on NFS too ;-)

David