The patch titled
Subject: nilfs2: convert nilfs_btree_lookup_dirty_buffers() to use filemap_get_folios_tag()
has been added to the -mm mm-unstable branch. Its filename is
nilfs2-convert-nilfs_btree_lookup_dirty_buffers-to-use-filemap_get_folios_tag.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/nilfs2-convert-nilfs_btree_lookup_dirty_buffers-to-use-filemap_get_folios_tag.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: "Vishal Moola (Oracle)" <vishal.moola@xxxxxxxxx>
Subject: nilfs2: convert nilfs_btree_lookup_dirty_buffers() to use filemap_get_folios_tag()
Date: Wed, 4 Jan 2023 13:14:45 -0800
Convert function to use folios throughout. This is in preparation for the
removal of find_get_pages_range_tag(). This change removes 1 call to
compound_head().
Link: https://lkml.kernel.org/r/20230104211448.4804-21-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/btree.c~nilfs2-convert-nilfs_btree_lookup_dirty_buffers-to-use-filemap_get_folios_tag
+++ a/fs/nilfs2/btree.c
@@ -2150,7 +2150,7 @@ static void nilfs_btree_lookup_dirty_buf
struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
struct address_space *btcache = btnc_inode->i_mapping;
struct list_head lists[NILFS_BTREE_LEVEL_MAX];
- struct pagevec pvec;
+ struct folio_batch fbatch;
struct buffer_head *bh, *head;
pgoff_t index = 0;
int level, i;
@@ -2160,19 +2160,19 @@ static void nilfs_btree_lookup_dirty_buf
level++)
INIT_LIST_HEAD(&lists[level]);
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
- while (pagevec_lookup_tag(&pvec, btcache, &index,
- PAGECACHE_TAG_DIRTY)) {
- for (i = 0; i < pagevec_count(&pvec); i++) {
- bh = head = page_buffers(pvec.pages[i]);
+ while (filemap_get_folios_tag(btcache, &index, (pgoff_t)-1,
+ PAGECACHE_TAG_DIRTY, &fbatch)) {
+ for (i = 0; i < folio_batch_count(&fbatch); i++) {
+ bh = head = folio_buffers(fbatch.folios[i]);
do {
if (buffer_dirty(bh))
nilfs_btree_add_dirty_buffer(btree,
lists, bh);
} while ((bh = bh->b_this_page) != head);
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
}
_
Patches currently in -mm which might be from vishal.moola@xxxxxxxxx are
mm-memory-add-vm_normal_folio.patch
madvise-convert-madvise_cold_or_pageout_pte_range-to-use-folios.patch
mm-damon-convert-damon_pa_mark_accessed_or_deactivate-to-use-folios.patch
mm-swap-convert-deactivate_page-to-folio_deactivate.patch
ext4-convert-mext_page_double_lock-to-mext_folio_double_lock.patch
mm-khugepaged-introduce-release_pte_folio-to-replace-release_pte_page.patch
mm-khugepaged-convert-release_pte_pages-to-use-folios.patch
pagemap-add-filemap_grab_folio.patch
filemap-added-filemap_get_folios_tag.patch
filemap-convert-__filemap_fdatawait_range-to-use-filemap_get_folios_tag.patch
page-writeback-convert-write_cache_pages-to-use-filemap_get_folios_tag.patch
afs-convert-afs_writepages_region-to-use-filemap_get_folios_tag.patch
btrfs-convert-btree_write_cache_pages-to-use-filemap_get_folio_tag.patch
btrfs-convert-extent_write_cache_pages-to-use-filemap_get_folios_tag.patch
ceph-convert-ceph_writepages_start-to-use-filemap_get_folios_tag.patch
cifs-convert-wdata_alloc_and_fillpages-to-use-filemap_get_folios_tag.patch
ext4-convert-mpage_prepare_extent_to_map-to-use-filemap_get_folios_tag.patch
f2fs-convert-f2fs_fsync_node_pages-to-use-filemap_get_folios_tag.patch
f2fs-convert-f2fs_flush_inline_data-to-use-filemap_get_folios_tag.patch
f2fs-convert-f2fs_sync_node_pages-to-use-filemap_get_folios_tag.patch
f2fs-convert-f2fs_write_cache_pages-to-use-filemap_get_folios_tag.patch
f2fs-convert-last_fsync_dnode-to-use-filemap_get_folios_tag.patch
f2fs-convert-f2fs_sync_meta_pages-to-use-filemap_get_folios_tag.patch
gfs2-convert-gfs2_write_cache_jdata-to-use-filemap_get_folios_tag.patch
nilfs2-convert-nilfs_lookup_dirty_data_buffers-to-use-filemap_get_folios_tag.patch
nilfs2-convert-nilfs_lookup_dirty_node_buffers-to-use-filemap_get_folios_tag.patch
nilfs2-convert-nilfs_btree_lookup_dirty_buffers-to-use-filemap_get_folios_tag.patch
nilfs2-convert-nilfs_copy_dirty_pages-to-use-filemap_get_folios_tag.patch
nilfs2-convert-nilfs_clear_dirty_pages-to-use-filemap_get_folios_tag.patch
filemap-remove-find_get_pages_range_tag.patch
