linux-ext4 - [GIT PULL] iomap: bug fix for 5.7

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Message-ID: <20200408155813.GB6741@magnolia>
Date:   Wed, 8 Apr 2020 08:58:13 -0700
From:   "Darrick J. Wong" <djwong@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     "Darrick J. Wong" <djwong@...nel.org>,
        linux-fsdevel@...r.kernel.org, linux-xfs@...r.kernel.org,
        david@...morbit.com, linux-kernel@...r.kernel.org,
        sandeen@...deen.net, hch@....de,
        linux-ext4 <linux-ext4@...r.kernel.org>,
        Theodore Ts'o <tytso@....edu>
Subject: [GIT PULL] iomap: bug fix for 5.7

Hi Linus,

Please pull this single iomap bug fix for 5.7 to prevent a crash when
memory is tight and readahead is going on.  It merged cleanly with
upstream head as of a few minutes ago.

--D

The following changes since commit d9973ce2fe5bcdc5e01bb3f49833d152b8e166ca:

  iomap: fix comments in iomap_dio_rw (2020-03-18 08:04:36 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git tags/iomap-5.7-merge-3

for you to fetch changes up to 457df33e035a2cffc6561992f3f25a6c61605c46:

  iomap: Handle memory allocation failure in readahead (2020-04-02 09:08:53 -0700)

----------------------------------------------------------------
Bug fixes for 5.7:
- Fix a problem in readahead where we can crash if we can't allocate a
full bio due to GFP_NORETRY.

----------------------------------------------------------------
Matthew Wilcox (Oracle) (1):
      iomap: Handle memory allocation failure in readahead

 fs/iomap/buffered-io.c | 8 ++++++++
 1 file changed, 8 insertions(+)