nilfs2: convert nilfs_clear_dirty_pages() to use filemap_get_folios_tag()

Convert function to use folios throughout.  This is in preparation for the
removal of find_get_pages_range_tag().  This change removes 2 calls to
compound_head().

Link: https://lkml.kernel.org/r/20230104211448.4804-23-vishal.moola@gmail.com
Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Acked-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Vishal Moola (Oracle) 2023-01-04 13:14:47 -08:00 committed by Andrew Morton
parent d4a16d3133
commit 243c5ea4f7

View File

@ -358,22 +358,22 @@ repeat:
*/
void nilfs_clear_dirty_pages(struct address_space *mapping, bool silent)
{
struct pagevec pvec;
struct folio_batch fbatch;
unsigned int i;
pgoff_t index = 0;
pagevec_init(&pvec);
folio_batch_init(&fbatch);
while (pagevec_lookup_tag(&pvec, mapping, &index,
PAGECACHE_TAG_DIRTY)) {
for (i = 0; i < pagevec_count(&pvec); i++) {
struct page *page = pvec.pages[i];
while (filemap_get_folios_tag(mapping, &index, (pgoff_t)-1,
PAGECACHE_TAG_DIRTY, &fbatch)) {
for (i = 0; i < folio_batch_count(&fbatch); i++) {
struct folio *folio = fbatch.folios[i];
lock_page(page);
nilfs_clear_dirty_page(page, silent);
unlock_page(page);
folio_lock(folio);
nilfs_clear_dirty_page(&folio->page, silent);
folio_unlock(folio);
}
pagevec_release(&pvec);
folio_batch_release(&fbatch);
cond_resched();
}
}