[PATCH v4 0/2] ext4: Convert group-count barrier protocol to acquire/release

[Jinjie Ruan]

Hi all,

This series fix out-of-bounds read in ext4_get_group_info() and
convert the ext4 group-count barrier protocol to acquire/release.

Changes in v4:
- Split ext4 patches out as Theodore suggested.
- Link to v3: https://lore.kernel.org/all/20260902074805.398540-1-ruanjinjie@xxxxxxxxxx/

Jinjie Ruan (2):
  ext4: Fix out-of-bounds read in ext4_get_group_info()
  ext4: Convert group-count barrier protocol to acquire/release

 fs/ext4/balloc.c  |  2 +-
 fs/ext4/ext4.h    | 10 +++-------
 fs/ext4/mballoc.c |  6 ++----
 fs/ext4/resize.c  | 19 +++++++++++--------
 4 files changed, 17 insertions(+), 20 deletions(-)

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2.34.1