The quilt patch titled
Subject: nilfs2: convert nilfs_copy_dirty_pages() to use filemap_get_folios_tag()
has been removed from the -mm tree. Its filename was
nilfs2-convert-nilfs_copy_dirty_pages-to-use-filemap_get_folios_tag.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: "Vishal Moola (Oracle)" <vishal.moola@xxxxxxxxx>
Subject: nilfs2: convert nilfs_copy_dirty_pages() to use filemap_get_folios_tag()
Date: Wed, 4 Jan 2023 13:14:46 -0800
Convert function to use folios throughout. This is in preparation for the
removal of find_get_pages_range_tag(). This change removes 8 calls to
compound_head().
Link: https://lkml.kernel.org/r/20230104211448.4804-22-vishal.moola@xxxxxxxxx
Signed-off-by: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx>
Acked-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/fs/nilfs2/page.c~nilfs2-convert-nilfs_copy_dirty_pages-to-use-filemap_get_folios_tag
+++ a/fs/nilfs2/page.c
@@ -240,42 +240,43 @@ static void nilfs_copy_page(struct page
int nilfs_copy_dirty_pages(struct address_space *dmap,
struct address_space *smap)
{
- struct pagevec pvec;
+ struct folio_batch fbatch;
unsigned int i;
pgoff_t index = 0;
int err = 0;
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
repeat:
- if (!pagevec_lookup_tag(&pvec, smap, &index, PAGECACHE_TAG_DIRTY))
+ if (!filemap_get_folios_tag(smap, &index, (pgoff_t)-1,
+ PAGECACHE_TAG_DIRTY, &fbatch))
return 0;
- for (i = 0; i < pagevec_count(&pvec); i++) {
- struct page *page = pvec.pages[i], *dpage;
+ for (i = 0; i < folio_batch_count(&fbatch); i++) {
+ struct folio *folio = fbatch.folios[i], *dfolio;
- lock_page(page);
- if (unlikely(!PageDirty(page)))
- NILFS_PAGE_BUG(page, "inconsistent dirty state");
+ folio_lock(folio);
+ if (unlikely(!folio_test_dirty(folio)))
+ NILFS_PAGE_BUG(&folio->page, "inconsistent dirty state");
- dpage = grab_cache_page(dmap, page->index);
- if (unlikely(!dpage)) {
+ dfolio = filemap_grab_folio(dmap, folio->index);
+ if (unlikely(!dfolio)) {
/* No empty page is added to the page cache */
err = -ENOMEM;
- unlock_page(page);
+ folio_unlock(folio);
break;
}
- if (unlikely(!page_has_buffers(page)))
- NILFS_PAGE_BUG(page,
+ if (unlikely(!folio_buffers(folio)))
+ NILFS_PAGE_BUG(&folio->page,
"found empty page in dat page cache");
- nilfs_copy_page(dpage, page, 1);
- __set_page_dirty_nobuffers(dpage);
+ nilfs_copy_page(&dfolio->page, &folio->page, 1);
+ filemap_dirty_folio(folio_mapping(dfolio), dfolio);
- unlock_page(dpage);
- put_page(dpage);
- unlock_page(page);
+ folio_unlock(dfolio);
+ folio_put(dfolio);
+ folio_unlock(folio);
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
if (likely(!err))
_
Patches currently in -mm which might be from vishal.moola@xxxxxxxxx are
mm-add-folio_estimated_sharers.patch
mm-mempolicy-convert-queue_pages_pmd-to-queue_folios_pmd.patch
mm-mempolicy-convert-queue_pages_pte_range-to-queue_folios_pte_range.patch
mm-mempolicy-convert-queue_pages_hugetlb-to-queue_folios_hugetlb.patch
mm-mempolicy-convert-queue_pages_required-to-queue_folio_required.patch
mm-mempolicy-convert-migrate_page_add-to-migrate_folio_add.patch
mm-add-folio_get_nontail_page.patch
mm-migrate-add-folio_movable_ops.patch
mm-migrate-convert-isolate_movable_page-to-use-folios.patch
mm-migrate-convert-putback_movable_pages-to-use-folios.patch
