The quilt patch titled Subject: mm: remove lookup_swap_cache() has been removed from the -mm tree. Its filename was mm-remove-lookup_swap_cache.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx> Subject: mm: remove lookup_swap_cache() Date: Fri, 2 Sep 2022 20:46:34 +0100 All callers have now been converted to swap_cache_get_folio(), so we can remove this wrapper. Link: https://lkml.kernel.org/r/20220902194653.1739778-39-willy@xxxxxxxxxxxxx Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/memcontrol.c | 2 +- mm/swap.h | 10 ---------- mm/swap_state.c | 12 +----------- 3 files changed, 2 insertions(+), 22 deletions(-) --- a/mm/memcontrol.c~mm-remove-lookup_swap_cache +++ a/mm/memcontrol.c @@ -5569,7 +5569,7 @@ static struct page *mc_handle_swap_pte(s return NULL; /* - * Because lookup_swap_cache() updates some statistics counter, + * Because swap_cache_get_folio() updates some statistics counter, * we call find_get_page() with swapper_space directly. */ page = find_get_page(swap_address_space(ent), swp_offset(ent)); --- a/mm/swap.h~mm-remove-lookup_swap_cache +++ a/mm/swap.h @@ -41,9 +41,6 @@ void clear_shadow_from_swap_cache(int ty unsigned long end); struct folio *swap_cache_get_folio(swp_entry_t entry, struct vm_area_struct *vma, unsigned long addr); -struct page *lookup_swap_cache(swp_entry_t entry, - struct vm_area_struct *vma, - unsigned long addr); struct page *find_get_incore_page(struct address_space *mapping, pgoff_t index); struct page *read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask, @@ -106,13 +103,6 @@ static inline struct folio *swap_cache_g { return NULL; } - -static inline struct page *lookup_swap_cache(swp_entry_t swp, - struct vm_area_struct *vma, - unsigned long addr) -{ - return NULL; -} static inline struct page *find_get_incore_page(struct address_space *mapping, pgoff_t index) --- a/mm/swap_state.c~mm-remove-lookup_swap_cache +++ a/mm/swap_state.c @@ -369,16 +369,6 @@ struct folio *swap_cache_get_folio(swp_e return folio; } -struct page *lookup_swap_cache(swp_entry_t entry, struct vm_area_struct *vma, - unsigned long addr) -{ - struct folio *folio = swap_cache_get_folio(entry, vma, addr); - - if (!folio) - return NULL; - return folio_file_page(folio, swp_offset(entry)); -} - /** * find_get_incore_page - Find and get a page from the page or swap caches. * @mapping: The address_space to search. @@ -430,7 +420,7 @@ struct page *__read_swap_cache_async(swp int err; /* * First check the swap cache. Since this is normally - * called after lookup_swap_cache() failed, re-calling + * called after swap_cache_get_folio() failed, re-calling * that would confuse statistics. */ si = get_swap_device(entry); _ Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are