[0/6] Extend freeze support to suspend and hibernate

Message

Christian Brauner March 28, 2025, 4:15 p.m. UTC

Add the necessary infrastructure changes to support freezing for suspend
and hibernate.

Just got back from LSFMM so jetlag-increased possibility of bugs. This
should all that's needed to wire up power (minus the prep patches).

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Christian Brauner (6):
      super: remove pointless s_root checks
      super: simplify user_get_super()
      super: skip dying superblocks early
      super: use a common iterator (Part 1)
      super: use common iterator (Part 2)
      super: add filesystem freezing helpers for suspend and hibernate

 fs/super.c         | 199 ++++++++++++++++++++++++++++++++---------------------
 include/linux/fs.h |   4 +-
 2 files changed, 125 insertions(+), 78 deletions(-)
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base-commit: acb4f33713b9f6cadb6143f211714c343465411c
change-id: 20250328-work-freeze-0a446869cd62