diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index a51e6daacac64359f8e65afb83d1ae3f3763c9a1..6e38a019f654b5218506e0b2b85ccc4ac6883a77 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -171,7 +171,7 @@ bool hugetlb_reserve_pages(struct inode *inode, long from, long to, vm_flags_t vm_flags); long hugetlb_unreserve_pages(struct inode *inode, long start, long end, long freed); -int isolate_hugetlb(struct page *page, struct list_head *list); +int isolate_hugetlb(struct folio *folio, struct list_head *list); int get_hwpoison_hugetlb_folio(struct folio *folio, bool *hugetlb, bool unpoison); int get_huge_page_for_hwpoison(unsigned long pfn, int flags, bool *migratable_cleared); @@ -413,7 +413,7 @@ static inline pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr, return NULL; } -static inline int isolate_hugetlb(struct page *page, struct list_head *list) +static inline int isolate_hugetlb(struct folio *folio, struct list_head *list) { return -EBUSY; } diff --git a/mm/gup.c b/mm/gup.c index 25e4a3d923d6e92c736057531b0eabd3f5fc6840..b0885f70579c5ac63a34d47c83ec3687e4f47345 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -1930,7 +1930,7 @@ static unsigned long collect_longterm_unpinnable_pages( continue; if (folio_test_hugetlb(folio)) { - isolate_hugetlb(&folio->page, movable_page_list); + isolate_hugetlb(folio, movable_page_list); continue; } diff --git a/mm/hugetlb.c b/mm/hugetlb.c index ab35b1cc99277dfba2a0a38fabb795a39025d10e..0c1e1ce113c84ca98318a8c8c79d004b37552d0a 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2925,7 +2925,7 @@ static int alloc_and_dissolve_hugetlb_folio(struct hstate *h, * Fail with -EBUSY if not possible. */ spin_unlock_irq(&hugetlb_lock); - ret = isolate_hugetlb(&old_folio->page, list); + ret = isolate_hugetlb(old_folio, list); spin_lock_irq(&hugetlb_lock); goto free_new; } else if (!folio_test_hugetlb_freed(old_folio)) { @@ -3000,7 +3000,7 @@ int isolate_or_dissolve_huge_page(struct page *page, struct list_head *list) if (hstate_is_gigantic(h)) return -ENOMEM; - if (folio_ref_count(folio) && !isolate_hugetlb(&folio->page, list)) + if (folio_ref_count(folio) && !isolate_hugetlb(folio, list)) ret = 0; else if (!folio_ref_count(folio)) ret = alloc_and_dissolve_hugetlb_folio(h, folio, list); @@ -7250,19 +7250,19 @@ __weak unsigned long hugetlb_mask_last_page(struct hstate *h) * These functions are overwritable if your architecture needs its own * behavior. */ -int isolate_hugetlb(struct page *page, struct list_head *list) +int isolate_hugetlb(struct folio *folio, struct list_head *list) { int ret = 0; spin_lock_irq(&hugetlb_lock); - if (!PageHeadHuge(page) || - !HPageMigratable(page) || - !get_page_unless_zero(page)) { + if (!folio_test_hugetlb(folio) || + !folio_test_hugetlb_migratable(folio) || + !folio_try_get(folio)) { ret = -EBUSY; goto unlock; } - ClearHPageMigratable(page); - list_move_tail(&page->lru, list); + folio_clear_hugetlb_migratable(folio); + list_move_tail(&folio->lru, list); unlock: spin_unlock_irq(&hugetlb_lock); return ret; diff --git a/mm/memory-failure.c b/mm/memory-failure.c index b4b30d9b078272d0a80bc44613fc21d73c1e2a79..db85c2d37f70ac95eaae9dce0e492e5bc650b746 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -2508,7 +2508,7 @@ static bool isolate_page(struct page *page, struct list_head *pagelist) bool isolated = false; if (PageHuge(page)) { - isolated = !isolate_hugetlb(page, pagelist); + isolated = !isolate_hugetlb(page_folio(page), pagelist); } else { bool lru = !__PageMovable(page); diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index fd40f7e9f17635135b0c6bc8046931772f888ec0..a1e8c3e9ab080893780661366899240f713adc83 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1641,7 +1641,7 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn) if (PageHuge(page)) { pfn = page_to_pfn(head) + compound_nr(head) - 1; - isolate_hugetlb(head, &source); + isolate_hugetlb(folio, &source); continue; } else if (PageTransHuge(page)) pfn = page_to_pfn(head) + thp_nr_pages(page) - 1; diff --git a/mm/mempolicy.c b/mm/mempolicy.c index dd5ca942256f30c0e4d8a6c10766ce6dfea8bd55..fc034b07064584a82540e620279dad94b5d6db80 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -602,7 +602,7 @@ static int queue_pages_hugetlb(pte_t *pte, unsigned long hmask, if (flags & (MPOL_MF_MOVE_ALL) || (flags & MPOL_MF_MOVE && page_mapcount(page) == 1 && !hugetlb_pmd_shared(pte))) { - if (isolate_hugetlb(page, qp->pagelist) && + if (isolate_hugetlb(page_folio(page), qp->pagelist) && (flags & MPOL_MF_STRICT)) /* * Failed to isolate page but allow migrating pages diff --git a/mm/migrate.c b/mm/migrate.c index 206fcdbe67f3d2b7b1b42ec1ceec136851f7e88b..f6464bce76780329ae7c7e9809fd809a4e484b96 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -1773,7 +1773,7 @@ static int add_page_for_migration(struct mm_struct *mm, unsigned long addr, if (PageHuge(page)) { if (PageHead(page)) { - err = isolate_hugetlb(page, pagelist); + err = isolate_hugetlb(page_folio(page), pagelist); if (!err) err = 1; }