[GIT PULL] hotfixes for 6.15-rc1

[Andrew Morton]

Linus, please merge this batch of hotfixes, thanks.


The following changes since commit 25601e85441dd91cf7973b002f27af4c5b8691ea:

  Merge tag 'char-misc-6.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc (2025-04-01 11:26:08 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm tags/mm-hotfixes-stable-2025-04-02-21-57

for you to fetch changes up to c11bcbc0a517acf69282c8225059b2a8ac5fe628:

  mm: zswap: fix crypto_free_acomp() deadlock in zswap_cpu_comp_dead() (2025-04-01 15:14:43 -0700)

----------------------------------------------------------------
5 hotfixes.  3 are cc:stable and the remainder address post-6.14 issues
or aren't considered necessary for -stable kernels.

All 5 patches are for MM.

----------------------------------------------------------------
Liu Shixin (1):
      mm: page_isolation: avoid calling folio_hstate() without hugetlb_lock

Marc Herbert (1):
      mm/hugetlb: move hugetlb_sysctl_init() to the __init section

Peter Xu (1):
      mm/userfaultfd: fix release hang over concurrent GUP

Yosry Ahmed (1):
      mm: zswap: fix crypto_free_acomp() deadlock in zswap_cpu_comp_dead()

Yu Zhao (1):
      mm/hugetlb_vmemmap: fix memory loads ordering

 fs/userfaultfd.c           | 51 +++++++++++++++++++++++-----------------------
 include/linux/page-flags.h | 37 +++++++++++++++++++++++++++++++++
 include/linux/page_ref.h   |  2 +-
 mm/hugetlb.c               |  2 +-
 mm/page_isolation.c        |  9 +++++++-
 mm/zswap.c                 | 30 +++++++++++++++++++--------
 6 files changed, 94 insertions(+), 37 deletions(-)