Converted function to use folios throughout. This is in preparation for
the removal of find_get_pages_range_tag().
Signed-off-by: Vishal Moola (Oracle) <vishal.mo...@gmail.com>
---
mm/page-writeback.c | 44 +++++++++++++++++++++++---------------------
1 file changed, 23 insertions(+), 21 deletions(-)
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 032a7bf8d259..087165357a5a 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2285,15 +2285,15 @@ int write_cache_pages(struct address_space *mapping,
int ret = 0;
int done = 0;
int error;
- struct pagevec pvec;
- int nr_pages;
+ struct folio_batch fbatch;
+ int nr_folios;
pgoff_t index;
pgoff_t end; /* Inclusive */
pgoff_t done_index;
int range_whole = 0;
xa_mark_t tag;
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
if (wbc->range_cyclic) {
index = mapping->writeback_index; /* prev offset */
end = -1;
@@ -2313,17 +2313,18 @@ int write_cache_pages(struct address_space *mapping,
while (!done && (index <= end)) {
int i;
- nr_pages = pagevec_lookup_range_tag(&pvec, mapping, &index, end,
- tag);
- if (nr_pages == 0)
+ nr_folios = filemap_get_folios_tag(mapping, &index, end,
+ tag, &fbatch);
+
+ if (nr_folios == 0)
break;
- for (i = 0; i < nr_pages; i++) {
- struct page *page = pvec.pages[i];
+ for (i = 0; i < nr_folios; i++) {
+ struct folio *folio = fbatch.folios[i];
- done_index = page->index;
+ done_index = folio->index;
- lock_page(page);
+ folio_lock(folio);
/*
* Page truncated or invalidated. We can freely skip it
@@ -2333,30 +2334,30 @@ int write_cache_pages(struct address_space *mapping,
* even if there is now a new, dirty page at the same
* pagecache address.
*/
- if (unlikely(page->mapping != mapping)) {
+ if (unlikely(folio->mapping != mapping)) {
continue_unlock:
- unlock_page(page);
+ folio_unlock(folio);
continue;
}
- if (!PageDirty(page)) {
+ if (!folio_test_dirty(folio)) {
/* someone wrote it for us */
goto continue_unlock;
}
- if (PageWriteback(page)) {
+ if (folio_test_writeback(folio)) {
if (wbc->sync_mode != WB_SYNC_NONE)
- wait_on_page_writeback(page);
+ folio_wait_writeback(folio);
else
goto continue_unlock;
}
- BUG_ON(PageWriteback(page));
- if (!clear_page_dirty_for_io(page))
+ BUG_ON(folio_test_writeback(folio));
+ if (!folio_clear_dirty_for_io(folio))
goto continue_unlock;
trace_wbc_writepage(wbc, inode_to_bdi(mapping->host));
- error = (*writepage)(page, wbc, data);
+ error = writepage(&folio->page, wbc, data);
if (unlikely(error)) {
/*
* Handle errors according to the type of
@@ -2371,11 +2372,12 @@ int write_cache_pages(struct address_space *mapping,
* the first error.
*/
if (error == AOP_WRITEPAGE_ACTIVATE) {
- unlock_page(page);
+ folio_unlock(folio);
error = 0;
} else if (wbc->sync_mode != WB_SYNC_ALL) {
ret = error;
- done_index = page->index + 1;
+ done_index = folio->index +
+ folio_nr_pages(folio);
done = 1;
break;
}
@@ -2395,7 +2397,7 @@ int write_cache_pages(struct address_space *mapping,
break;
}
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
}
--
2.36.1
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