The patch titled Subject: mm/page_alloc: add __init annotations to init_mem_debugging_and_hardening() has been added to the -mm mm-unstable branch. Its filename is mm-page_alloc-add-__init-annotations-to-init_mem_debugging_and_hardening.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-page_alloc-add-__init-annotations-to-init_mem_debugging_and_hardening.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Miaohe Lin <linmiaohe@xxxxxxxxxx> Subject: mm/page_alloc: add __init annotations to init_mem_debugging_and_hardening() Date: Fri, 16 Sep 2022 15:22:46 +0800 It's only called by mm_init(). Add __init annotations to it. Link: https://lkml.kernel.org/r/20220916072257.9639-6-linmiaohe@xxxxxxxxxx Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx> Reviewed-by: Anshuman Khandual <anshuman.khandual@xxxxxxx> Reviewed-by: Oscar Salvador <osalvador@xxxxxxx> Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/mm.h | 2 +- mm/page_alloc.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) --- a/include/linux/mm.h~mm-page_alloc-add-__init-annotations-to-init_mem_debugging_and_hardening +++ a/include/linux/mm.h @@ -3093,7 +3093,7 @@ extern int apply_to_existing_page_range( unsigned long address, unsigned long size, pte_fn_t fn, void *data); -extern void init_mem_debugging_and_hardening(void); +extern void __init init_mem_debugging_and_hardening(void); #ifdef CONFIG_PAGE_POISONING extern void __kernel_poison_pages(struct page *page, int numpages); extern void __kernel_unpoison_pages(struct page *page, int numpages); --- a/mm/page_alloc.c~mm-page_alloc-add-__init-annotations-to-init_mem_debugging_and_hardening +++ a/mm/page_alloc.c @@ -903,7 +903,7 @@ static inline void clear_page_guard(stru * order of appearance. So we need to first gather the full picture of what was * enabled, and then make decisions. */ -void init_mem_debugging_and_hardening(void) +void __init init_mem_debugging_and_hardening(void) { bool page_poisoning_requested = false; _ Patches currently in -mm which might be from linmiaohe@xxxxxxxxxx are mm-hwpoison-use-clearpagehwpoison-in-memory_failure.patch mm-hwpoison-use-__pagemovable-to-detect-non-lru-movable-pages.patch mm-hwpoison-use-num_poisoned_pages_sub-to-decrease-num_poisoned_pages.patch mm-hwpoison-avoid-unneeded-page_mapped_in_vma-overhead-in-collect_procs_anon.patch mm-hwpoison-check-pagetable-explicitly-in-hwpoison_user_mappings.patch mm-hwpoison-cleanup-some-obsolete-comments.patch writeback-remove-unused-macro-dirty_full_scope.patch mm-page_alloc-ensure-kswapd-doesnt-accidentally-go-to-sleep.patch mm-page_alloc-make-zone_pcp_update-static.patch mm-remove-obsolete-macro-nr_pcp_order_mask-and-nr_pcp_order_width.patch mm-page_alloc-remove-obsolete-comment-in-zone_statistics.patch mm-page_alloc-add-__init-annotations-to-init_mem_debugging_and_hardening.patch mm-page_alloc-fix-freeing-static-percpu-memory.patch mm-remove-obsolete-pgdat_is_empty.patch mm-page_alloc-add-missing-is_migrate_isolate-check-in-set_page_guard.patch mm-page_alloc-use-local-variable-zone_idx-directly.patch mm-memory_hotplug-remove-obsolete-generic_free_nodedata.patch mm-page_alloc-make-boot_nodestats-static.patch mm-page_alloc-use-helper-macro-sz_1km.patch mm-page_alloc-init-local-variable-buddy_pfn.patch mm-page_alloc-use-costly_order-in-warn_on_once_gfp.patch mm-page_alloc-remove-obsolete-gfpflags_normal_context.patch mm-page_alloc-fix-obsolete-comment-in-deferred_pfn_valid.patch