[GIT PULL] JFFS2, UBI and UBIFS changes for 5.17

[Richard Weinberger]

Linus,

The following changes since commit a7904a538933c525096ca2ccde1e60d0ee62c08e:

  Linux 5.16-rc6 (2021-12-19 14:14:33 -0800)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs.git tags/for-linus-5.17-rc1

for you to fetch changes up to aa39cc675799bc92da153af9a13d6f969c348e82:

  jffs2: GC deadlock reading a page that is used in jffs2_write_begin() (2021-12-23 22:33:41 +0100)

----------------------------------------------------------------
This pull request contains the following changes for JFFS2, UBI and UBIFS:

JFFS2:
- Fix for a deadlock in jffs2_write_begin()

UBI:
- Fixes in comments

UBIFS:
- Expose error counters in sysfs
- Many bugfixes found by Hulk Robot and others

----------------------------------------------------------------
Alexander Dahl (1):
      ubifs: Fix spelling mistakes

Baokun Li (3):
      ubifs: fix slab-out-of-bounds in ubifs_change_lp
      ubifs: fix double return leb in ubifs_garbage_collect
      ubifs: read-only if LEB may always be taken in ubifs_garbage_collect

Cai Huoqing (1):
      ubifs: Make use of the helper macro kthread_run()

Dan Carpenter (1):
      ubifs: fix snprintf() length check

Kai Song (1):
      ubi: Fix a mistake in comment

Kyeong Yoo (1):
      jffs2: GC deadlock reading a page that is used in jffs2_write_begin()

Petr Cvachoucek (1):
      ubifs: Error path in ubifs_remount_rw() seems to wrongly free write buffers

Stefan Schaeckeler (2):
      ubifs: Export filesystem error counters
      ubifs: Document sysfs nodes

 Documentation/ABI/testing/sysfs-fs-ubifs |  35 +++++++
 MAINTAINERS                              |   1 +
 drivers/mtd/ubi/debug.c                  |   2 +-
 fs/jffs2/file.c                          |  40 +++++---
 fs/ubifs/Makefile                        |   2 +-
 fs/ubifs/dir.c                           |   4 +-
 fs/ubifs/gc.c                            |  19 +++-
 fs/ubifs/io.c                            |  21 +++++
 fs/ubifs/replay.c                        |   2 +-
 fs/ubifs/super.c                         |  23 +++--
 fs/ubifs/sysfs.c                         | 153 +++++++++++++++++++++++++++++++
 fs/ubifs/ubifs.h                         |  35 +++++++
 12 files changed, 309 insertions(+), 28 deletions(-)
 create mode 100644 Documentation/ABI/testing/sysfs-fs-ubifs
 create mode 100644 fs/ubifs/sysfs.c