alloc_migrate_target() is called from migrate_pages(), and the page
is always from user space, so we can add __GFP_HIGHMEM directly.
Signed-off-by: Xishi Qiu <qiuxishi@xxxxxxxxxx>
---
mm/page_isolation.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index 612122b..4f32c9f 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -282,8 +282,6 @@ int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn,
struct page *alloc_migrate_target(struct page *page, unsigned long private,
int **resultp)
{
- gfp_t gfp_mask = GFP_USER | __GFP_MOVABLE;
-
/*
* TODO: allocate a destination hugepage from a nearest neighbor node,
* accordance with memory policy of the user process if possible. For
@@ -293,9 +291,6 @@ struct page *alloc_migrate_target(struct page *page, unsigned long private,
return alloc_huge_page_node(page_hstate(compound_head(page)),
next_node_in(page_to_nid(page),
node_online_map));
-
- if (PageHighMem(page))
- gfp_mask |= __GFP_HIGHMEM;
-
- return alloc_page(gfp_mask);
+ else
+ return alloc_page(GFP_HIGHUSER_MOVABLE);
}
--
1.8.3.1
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