From: Dave Chinner <david@fromorbit.com>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Al Viro <viro@zeniv.linux.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
"linux-unionfs@vger.kernel.org" <linux-unionfs@vger.kernel.org>
Subject: Re: [GIT PULL] overlayfs update for 4.14
Date: Mon, 18 Sep 2017 07:27:05 +1000 [thread overview]
Message-ID: <20170917212705.GB17782@dastard> (raw)
In-Reply-To: <CAJfpeguB=H=FNyMDyyO4417o1DSiw-5RS0S3nzENHiCRiqmYRQ@mail.gmail.com>
On Fri, Sep 15, 2017 at 10:06:24AM +0200, Miklos Szeredi wrote:
> or some way to have a shared page
> cache that's breakable on copy up, which does not look trivial at all.
If we get that, it will come through overlay using reflink for
copyup and filesystems doing the page cache sharing of multiply
referenced data blocks. I don't see overlay being involved in this
functionality at all....
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2017-09-17 21:27 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-13 14:05 [GIT PULL] overlayfs update for 4.14 Miklos Szeredi
2017-09-13 16:25 ` Linus Torvalds
2017-09-14 6:46 ` Miklos Szeredi
2017-09-14 20:00 ` Linus Torvalds
2017-09-14 20:12 ` Miklos Szeredi
2017-09-14 20:24 ` Linus Torvalds
2017-09-15 7:32 ` Miklos Szeredi
2017-09-15 8:06 ` Miklos Szeredi
2017-09-17 21:27 ` Dave Chinner [this message]
2017-09-15 18:35 ` Linus Torvalds
2017-09-17 14:38 ` J. R. Okajima
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