[PATCH 1/8] drm/i915/gem: Convert __shmem_writeback() to folios

From: Kirill A. Shutemov
Date: Mon Jan 13 2025 - 04:42:52 EST


Use folios instead of pages.

This is preparation for removing PG_reclaim.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_shmem.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
index fe69f2c8527d..9016832b20fc 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
@@ -320,25 +320,25 @@ void __shmem_writeback(size_t size, struct address_space *mapping)

/* Begin writeback on each dirty page */
for (i = 0; i < size >> PAGE_SHIFT; i++) {
- struct page *page;
+ struct folio *folio;

- page = find_lock_page(mapping, i);
- if (!page)
+ folio = filemap_lock_folio(mapping, i);
+ if (!folio)
continue;

- if (!page_mapped(page) && clear_page_dirty_for_io(page)) {
+ if (!folio_mapped(folio) && folio_clear_dirty_for_io(folio)) {
int ret;

- SetPageReclaim(page);
- ret = mapping->a_ops->writepage(page, &wbc);
+ folio_set_reclaim(folio);
+ ret = mapping->a_ops->writepage(&folio->page, &wbc);
if (!PageWriteback(page))
- ClearPageReclaim(page);
+ folio_clear_reclaim(folio);
if (!ret)
goto put;
}
- unlock_page(page);
+ folio_unlock(folio);
put:
- put_page(page);
+ folio_put(folio);
}
}

--
2.45.2