[PATCH v3 0/4] erofs: cleanup for fscache share domain mode

[Jingbo Xu]

v3:
- patch 2: remove redundant blank lines (Gao Xiang)
- patch 3: add "Fixes" tag

v2: https://lore.kernel.org/all/20230209051838.33297-1-jefflexu@linux.alibaba.com/
v1: https://lore.kernel.org/all/cover.1675840368.git.jefflexu@linux.alibaba.com/

v2:
- patch 4: add EROFS_REG_COOKIE_SHARE flag to indicate that the blob is
  shareable among several erofs fs instances (Zhu Jia)
- patch 4: rearrange the prototype of related functions to make it more
  compact (including rename erofs_fscache_domain_init_cookie() to
  erofs_domain_init_cookie())

Jingbo Xu (4):
  erofs: remove unused device mapping in meta routine
  erofs: maintain cookies of share domain in self-contained list
  erofs: relinquish volume with mutex held
  erofs: unify anonymous inodes for blob

 fs/erofs/fscache.c  | 144 +++++++++++++++++---------------------------
 fs/erofs/internal.h |  11 ++--
 fs/erofs/super.c    |   2 +
 3 files changed, 65 insertions(+), 92 deletions(-)

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2.19.1.6.gb485710b