linux-kernel - [GIT PULL] Ceph fixes for 6.4-rc6

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Date:   Fri,  9 Jun 2023 18:31:42 +0200
From:   Ilya Dryomov <idryomov@...il.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     ceph-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [GIT PULL] Ceph fixes for 6.4-rc6

Hi Linus,

The following changes since commit 9561de3a55bed6bdd44a12820ba81ec416e705a7:

  Linux 6.4-rc5 (2023-06-04 14:04:27 -0400)

are available in the Git repository at:

  https://github.com/ceph/ceph-client.git tags/ceph-for-6.4-rc6

for you to fetch changes up to 409e873ea3c1fd3079909718bbeb06ac1ec7f38b:

  ceph: fix use-after-free bug for inodes when flushing capsnaps (2023-06-08 08:56:25 +0200)

----------------------------------------------------------------
A fix for a potential data corruption in differential backup and
snapshot-based mirroring scenarios in RBD and a reference counting
fixup to avoid use-after-free in CephFS, all marked for stable.

----------------------------------------------------------------
Ilya Dryomov (2):
      rbd: move RBD_OBJ_FLAG_COPYUP_ENABLED flag setting
      rbd: get snapshot context after exclusive lock is ensured to be held

Xiubo Li (1):
      ceph: fix use-after-free bug for inodes when flushing capsnaps

 drivers/block/rbd.c | 62 +++++++++++++++++++++++++++++++++++++----------------
 fs/ceph/caps.c      |  6 ++++++
 fs/ceph/snap.c      |  4 +++-
 3 files changed, 53 insertions(+), 19 deletions(-)