Re: Lockdep is less useful than it was

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To: "Theodore Ts'o" <tytso@xxxxxxx>, Dave Chinner <david@xxxxxxxxxxxxx>, Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>, Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Rehas Sachdeva <aquannie@xxxxxxxxx>, linux-mm@xxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx, linux-nilfs@xxxxxxxxxxxxxxx, linux-btrfs@xxxxxxxxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx, linux-usb@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
Subject: Re: Lockdep is less useful than it was
From: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Date: Thu, 7 Dec 2017 14:39:56 -0800
Cc: mingo@xxxxxxxxxx, byungchul.park@xxxxxxx
In-reply-to: <20171207223803.GC26792@bombadil.infradead.org>
User-agent: Mutt/1.9.1 (2017-09-22)

On Thu, Dec 07, 2017 at 02:38:03PM -0800, Matthew Wilcox wrote:
> You need to get LOCKDEP_CROSSRELEASE off.  I'd revert patches
> e26f34a407aec9c65bce2bc0c838fabe4f051fc6 and
> b483cf3bc249d7af706390efa63d6671e80d1c09

Oops.  I meant to revert 2dcd5adfb7401b762ddbe4b86dcacc2f3de6b97b.
Or you could cherry-pick b483cf3bc249d7af706390efa63d6671e80d1c09.

References:
- [PATCH v4 00/73] XArray version 4
  - From: Matthew Wilcox
- [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Matthew Wilcox
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Dave Chinner
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Matthew Wilcox
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Dave Chinner
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Matthew Wilcox
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Dave Chinner
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Matthew Wilcox
- Re: [PATCH v4 72/73] xfs: Convert mru cache to XArray
  - From: Theodore Ts'o
- Lockdep is less useful than it was
  - From: Matthew Wilcox

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