[PATCH v2 4/4] folio-compat: Remove try_to_release_page()

From: Vishal Moola (Oracle)
Date: Thu Nov 17 2022 - 21:14:39 EST


There are no more callers of try_to_release_page(), so remove it. This
saves 149 bytes of kernel text.

Signed-off-by: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx>
---
include/linux/pagemap.h | 1 -
mm/folio-compat.c | 6 ------
2 files changed, 7 deletions(-)

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index bbccb4044222..daf5e1a1d313 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -1107,7 +1107,6 @@ void __filemap_remove_folio(struct folio *folio, void *shadow);
void replace_page_cache_page(struct page *old, struct page *new);
void delete_from_page_cache_batch(struct address_space *mapping,
struct folio_batch *fbatch);
-int try_to_release_page(struct page *page, gfp_t gfp);
bool filemap_release_folio(struct folio *folio, gfp_t gfp);
loff_t mapping_seek_hole_data(struct address_space *, loff_t start, loff_t end,
int whence);
diff --git a/mm/folio-compat.c b/mm/folio-compat.c
index e1e23b4947d7..9318a0bd9155 100644
--- a/mm/folio-compat.c
+++ b/mm/folio-compat.c
@@ -129,12 +129,6 @@ void delete_from_page_cache(struct page *page)
return filemap_remove_folio(page_folio(page));
}

-int try_to_release_page(struct page *page, gfp_t gfp)
-{
- return filemap_release_folio(page_folio(page), gfp);
-}
-EXPORT_SYMBOL(try_to_release_page);
-
int isolate_lru_page(struct page *page)
{
if (WARN_RATELIMIT(PageTail(page), "trying to isolate tail page"))
--
2.38.1