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From: Matthew Wilcox <willy@infradead.org>
To: Erik Jensen <erikjensen@rkjnsn.net>
Cc: Theodore Ts'o <tytso@mit.edu>, Qu Wenruo <quwenruo.btrfs@gmx.com>,
	Linux FS Devel <linux-fsdevel@vger.kernel.org>,
	"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: page->index limitation on 32bit system?
Date: Sat, 20 Feb 2021 03:40:13 +0000	[thread overview]
Message-ID: <20210220034013.GB2858050@casper.infradead.org> (raw)
In-Reply-To: <a79562ac-1b87-8761-05a6-43b911e093a0@rkjnsn.net>

On Fri, Feb 19, 2021 at 06:20:43PM -0800, Erik Jensen wrote:
> I assume the 4KiB entry size in the page cache is fundamental, and can't be,
> e.g., increased to 16KiB to allow addressing up to 64TiB of storage?

The bootlin link i sent in the other email does exactly that.

  reply	other threads:[~2021-02-20  3:42 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-18  8:54 page->index limitation on 32bit system? Qu Wenruo
2021-02-18 12:15 ` Matthew Wilcox
2021-02-18 12:42   ` Qu Wenruo
2021-02-18 13:39     ` Matthew Wilcox
2021-02-19  0:37       ` Qu Wenruo
2021-02-19 16:12         ` Theodore Ts'o
2021-02-19 23:10           ` Qu Wenruo
2021-02-20  0:23             ` Matthew Wilcox
2021-02-22  0:19             ` Dave Chinner
2021-02-20  2:20           ` Erik Jensen
2021-02-20  3:40             ` Matthew Wilcox [this message]
2021-02-20 23:02       ` Erik Jensen
2021-02-20 23:22         ` Matthew Wilcox
2021-02-21  0:01           ` Erik Jensen
2021-02-21 17:15             ` Matthew Wilcox
2021-02-18 21:27   ` Erik Jensen
2021-02-19 14:22     ` Matthew Wilcox
2021-02-19 17:51       ` Matthew Wilcox
2021-02-19 23:13         ` Qu Wenruo
2021-02-22  1:48       ` Dave Chinner
2021-03-01  1:49         ` GWB

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