This started out as "I should remove the indirect function call from freeing compound pages" and turned into "I can free up some space in struct folio". So ... what am I bid for the new contents of this word in the first tail page? Matthew Wilcox (Oracle) (9): io_uring: Stop calling free_compound_page() mm: Call the hugetlb destructor directly mm: Call free_transhuge_folio() directly from destroy_large_folio() mm: Make free_compound_page() static mm: Remove free_compound_page() mm: Remove HUGETLB_PAGE_DTOR mm: Add deferred_list page flag mm: Rearrange page flags mm: Free up a word in the first tail page .../admin-guide/kdump/vmcoreinfo.rst | 14 +--- include/linux/huge_mm.h | 2 +- include/linux/hugetlb.h | 3 +- include/linux/mm.h | 39 ++-------- include/linux/mm_types.h | 5 +- include/linux/page-flags.h | 41 +++++++--- io_uring/io_uring.c | 6 +- io_uring/kbuf.c | 6 +- kernel/crash_core.c | 4 +- mm/huge_memory.c | 8 +- mm/hugetlb.c | 75 +++++-------------- mm/internal.h | 3 +- mm/page_alloc.c | 35 +++------ 13 files changed, 81 insertions(+), 160 deletions(-) -- 2.40.1