mm: memory: use folio_throttle_swaprate() in page_copy_prealloc()

Directly use folio_throttle_swaprate() instead of
cgroup_throttle_swaprate().

Link: https://lkml.kernel.org/r/20230302115835.105364-4-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/memory.c b/mm/memory.c
index fe15cf7c86ae483ed93a87f98b13a452a2d9b978..1789c16aae734dfe45a8838395a2276f4d037381 100644 (file)
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -970,7 +970,7 @@ static inline struct folio *page_copy_prealloc(struct mm_struct *src_mm,
                folio_put(new_folio);
                return NULL;
        }
-       cgroup_throttle_swaprate(&new_folio->page, GFP_KERNEL);
+       folio_throttle_swaprate(new_folio, GFP_KERNEL);
 
        return new_folio;
 }