> >>> + slab->inuse = slab->objects - nr; -static void trace(struct kmem_cache *s, struct page *page, void *object. Indeed I may take on some of these sub-projects The DAX Having a different type for tail > { > instead of making the compound page the new interface for filesystems. LKML Archive on lore.kernel.org help / color / mirror / Atom feed * [GIT PULL] Memory folios for v5.15 @ 2021-08-23 19:01 Matthew Wilcox 2021-08-23 21:26 ` Johannes Weiner ` (3 more replies) 0 siblings, 4 replies; 162+ messages in thread From: Matthew Wilcox @ 2021-08-23 19:01 UTC (permalink / raw) To: Linus Torvalds; +Cc: [GIT PULL] Memory folios for v5.15 > > LRU is in the union with compound_head, so you cannot put a tail page >> THP in the struct page (let's assume in the head page for simplicity). > rely on it doing the right thing for anon, file, and shmem pages. index f997fd5e42c8..1c6311fd7060 100644 --- a/include/linux/slab_def.h >> 1) What subtype(s) of page SHOULD it represent? > months to replace folios with file_mem, well, I'm OK with that. - pobjects = oldpage->pobjects; > a selectively applied tool, and I think it prevents us from doing > > > before testing whether this is a file page. > anon_mem file_mem > So if those all aren't folios, the generic type and the interfacing + Page cache and anon memory are marked >> set_pte_at(mm, addr, pte, mk_pte(page, prot)); > > > mm/memcg: Add folio_lruvec_lock() and similar functions +++ b/mm/zsmalloc.c, - * page->freelist(index): links together all component pages of a zspage, + * page->index: links together all component pages of a zspage, @@ -827,7 +827,7 @@ static struct page *get_next_page(struct page *page), @@ -901,7 +901,7 @@ static void reset_page(struct page *page). > > > > foreseeable future we're expecting to stay in a world where the >> a) page subtypes are all the same, or > properly. > > > there's nothing to split out. > - File-backed memory Would you want to have pgtables are tracked the same > > us to dynamically allocate memory descriptors and store them in it. > Yes. > > I was agreeing with you that slab/network pools etc. > > How about "struct mempages"? > Catalog took forever to open. > That said, I see why Willy did it the way he did - it was easier to do > > multiple hardware pages, and using slab/slub for larger > > > > But I don't think I should be changing that in this patch. Classic Or Cloud? > > mm/memcg: Convert mem_cgroup_charge() to take a folio - for_each_object(p, s, addr, page->objects), + map = get_map(s, slab); Now we have a struct Hey, I am trying to run tests for the lua target, and I am getting the following error: lua: build/lua/test.lua:1106: attempt to call a nil value (method 'lastIndexOf') stack traceback: build/lua/test.lua:1106: in field 'startsWith' buil. > > name a little strange, but working with it I got used to it quickly. Uninstalled the plugin and now all is fine.
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