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From: Chris Mason <clm@fb.com>
To: Dave Chinner <david@fromorbit.com>
Cc: Amir Goldstein <amir73il@gmail.com>,
	Hugh Dickins <hughd@google.com>,
	Chris Down <chris@chrisdown.name>, Linux MM <linux-mm@kvack.org>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	Al Viro <viro@zeniv.linux.org.uk>,
	Matthew Wilcox <willy@infradead.org>,
	Jeff Layton <jlayton@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>, Tejun Heo <tj@kernel.org>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Kernel Team <Kernel-team@fb.com>
Subject: Re: [PATCH v5 2/2] tmpfs: Support 64-bit inums per-sb
Date: Tue, 7 Jan 2020 21:37:25 +0000	[thread overview]
Message-ID: <4E9DF932-C46C-4331-B88D-6928D63B8267@fb.com> (raw)
In-Reply-To: <20200107210715.GQ23195@dread.disaster.area>

On 7 Jan 2020, at 16:07, Dave Chinner wrote:

> IOWs, there are *lots* of 64bit inode numbers out there on XFS
> filesystems....

It's less likely in btrfs but +1 to all of Dave's comments.  I'm happy 
to run a scan on machines in the fleet and see how many have 64 bit 
inodes (either buttery or x-y), but it's going to be a lot.

-chris


  reply	other threads:[~2020-01-07 21:37 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-05 12:05 [PATCH v5 0/2] fs: inode: shmem: Reduce risk of inum overflow Chris Down
2020-01-05 12:06 ` [PATCH v5 1/2] tmpfs: Add per-superblock i_ino support Chris Down
2020-01-06  2:03   ` zhengbin (A)
2020-01-06  6:41     ` Amir Goldstein
2020-01-07  8:01       ` Hugh Dickins
2020-01-07  8:35         ` Amir Goldstein
2020-01-08 10:58           ` Hugh Dickins
2020-01-08 12:51             ` Amir Goldstein
2020-01-06 13:17     ` Chris Down
2020-01-05 12:06 ` [PATCH v5 2/2] tmpfs: Support 64-bit inums per-sb Chris Down
2020-01-07  0:10   ` Dave Chinner
2020-01-07  0:16     ` Chris Down
2020-01-07  0:39       ` Dave Chinner
2020-01-07  6:54         ` Amir Goldstein
2020-01-07  8:36           ` Hugh Dickins
2020-01-07 10:12             ` Amir Goldstein
2020-01-07 21:07               ` Dave Chinner
2020-01-07 21:37                 ` Chris Mason [this message]
2020-01-08 11:24                   ` Hugh Dickins
2020-01-09  0:43                     ` Jeff Layton
2020-01-10 16:45                     ` Chris Down
2020-01-13  7:36                       ` Hugh Dickins
2020-01-20 15:11                         ` Chris Down
2020-02-25 23:14                           ` Hugh Dickins
2020-01-07 20:59             ` Dave Chinner
2020-01-08 14:37     ` Mikael Magnusson
2020-01-13  6:58       ` Hugh Dickins

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