[PATCH] zswap: get swapper address_space by using macro

[PATCH] zswap: get swapper address_space by using macro

[Sunghan Suh]

There is a proper macro to get the corresponding swapper address space from a swap entry.
Instead of directly accessing "swapper_spaces" array, use the "swap_address_space" macro.

Signed-off-by: Sunghan Suh <sunghan.suh@samsung.com>
Reviewed-by: Bob Liu <bob.liu@oracle.com>
Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>
---
 mm/zswap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/zswap.c b/mm/zswap.c
index deda2b6..efed4c8 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -409,7 +409,7 @@ static int zswap_get_swap_cache_page(swp_entry_t entry,
 				struct page **retpage)
 {
 	struct page *found_page, *new_page = NULL;
-	struct address_space *swapper_space = &swapper_spaces[swp_type(entry)];
+	struct address_space *swapper_space = swap_address_space(entry);
 	int err;
 
 	*retpage = NULL;
-- 
1.8.1.2

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