The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable@xxxxxxxxxxxxxxx>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y git checkout FETCH_HEAD git cherry-pick -x f442fa6141379a20b48ae3efabee827a3d260787 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable@xxxxxxxxxxxxxxx>' --in-reply-to '2024071541-observing-landline-c9ec@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: f442fa614137 ("mm: gup: stop abusing try_grab_folio") 01d89b93e176 ("mm/gup: fix hugepd handling in hugetlb rework") 9cbe4954c6d9 ("gup: use folios for gup_devmap") 53e45c4f6d4f ("mm: convert put_devmap_managed_page_refs() to put_devmap_managed_folio_refs()") 6785c54a1b43 ("mm: remove put_devmap_managed_page()") 25176ad09ca3 ("mm/treewide: rename CONFIG_HAVE_FAST_GUP to CONFIG_HAVE_GUP_FAST") 23babe1934d7 ("mm/gup: consistently name GUP-fast functions") a12083d721d7 ("mm/gup: handle hugepd for follow_page()") 4418c522f683 ("mm/gup: handle huge pmd for follow_pmd_mask()") 1b1676180246 ("mm/gup: handle huge pud for follow_pud_mask()") caf8cab79857 ("mm/gup: cache *pudp in follow_pud_mask()") 878b0c451621 ("mm/gup: handle hugetlb for no_page_table()") f3c94c625fe3 ("mm/gup: refactor record_subpages() to find 1st small page") 607c63195d63 ("mm/gup: drop gup_fast_folio_allowed() in hugepd processing") f002882ca369 ("mm: merge folio_is_secretmem() and folio_fast_pin_allowed() into gup_fast_folio_allowed()") 1965e933ddeb ("mm/treewide: replace pXd_huge() with pXd_leaf()") 7db86dc389aa ("mm/gup: merge pXd huge mapping checks") 089f92141ed0 ("mm/gup: check p4d presence before going on") e6fd5564c07c ("mm/gup: cache p4d in follow_p4d_mask()") 65291dcfcf89 ("mm/secretmem: fix GUP-fast succeeding on secretmem folios") thanks, greg k-h ------------------ original commit in Linus's tree ------------------
