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btrfs: convert btree_write_cache_pages() to use filemap_get_folio_tag()

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Convert function to use folios throughout.  This is in preparation for the
removal of find_get_pages_range_tag().

Link: https://lkml.kernel.org/r/20230104211448.4804-7-vishal.moola@gmail.com
Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Acked-by: David Sterba <dsterba@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Vishal Moola (Oracle) 2023-01-04 13:14:31 -08:00 committed by Andrew Morton
parent acc8d8588c
commit 51c5cd3baf
1 changed files with 10 additions and 9 deletions
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19
fs/btrfs/extent_io.c
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@ -2865,14 +2865,14 @@ int btree_write_cache_pages(struct address_space *mapping,
int ret = 0;
int done = 0;
int nr_to_write_done = 0;
struct pagevec pvec;
int nr_pages;
struct folio_batch fbatch;
unsigned int nr_folios;
pgoff_t index;
pgoff_t end; /* Inclusive */
int scanned = 0;
xa_mark_t tag;
pagevec_init(&pvec);
folio_batch_init(&fbatch);
if (wbc->range_cyclic) {
index = mapping->writeback_index; /* Start from prev offset */
end = -1;
@ -2895,14 +2895,15 @@ int btree_write_cache_pages(struct address_space *mapping,
if (wbc->sync_mode == WB_SYNC_ALL)
tag_pages_for_writeback(mapping, index, end);
while (!done && !nr_to_write_done && (index <= end) &&
(nr_pages = pagevec_lookup_range_tag(&pvec, mapping, &index, end,
tag))) {
(nr_folios = filemap_get_folios_tag(mapping, &index, end,
tag, &fbatch))) {
unsigned i;
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];
ret = submit_eb_page(page, wbc, &bio_ctrl, &eb_context);
ret = submit_eb_page(&folio->page, wbc, &bio_ctrl,
&eb_context);
if (ret == 0)
continue;
if (ret < 0) {
@ -2917,7 +2918,7 @@ int btree_write_cache_pages(struct address_space *mapping,
*/
nr_to_write_done = wbc->nr_to_write <= 0;
}
pagevec_release(&pvec);
folio_batch_release(&fbatch);
cond_resched();
}
if (!scanned && !done) {