* [PATCH] mm/swapfile.c: Use helper function swap_count() in add_swap_count_continuation()
@ 2020-10-09 13:43 Miaohe Lin
0 siblings, 0 replies; only message in thread
From: Miaohe Lin @ 2020-10-09 13:43 UTC (permalink / raw)
To: akpm; +Cc: linux-mm, linux-kernel, linmiaohe
Commit 570a335b8e22 ("swap_info: swap count continuations") introduced the
func add_swap_count_continuation() but forgot to use the helper function
swap_count() introduced by commit 355cfa73ddff ("mm: modify swap_map and
add SWAP_HAS_CACHE flag").
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
mm/swapfile.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 22c63beb10da..4d5bc19d1e08 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -3608,7 +3608,7 @@ int add_swap_count_continuation(swp_entry_t entry, gfp_t gfp_mask)
ci = lock_cluster(si, offset);
- count = si->swap_map[offset] & ~SWAP_HAS_CACHE;
+ count = swap_count(si->swap_map[offset]);
if ((count & ~COUNT_CONTINUED) != SWAP_MAP_MAX) {
/*
--
2.19.1
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2020-10-09 13:43 [PATCH] mm/swapfile.c: Use helper function swap_count() in add_swap_count_continuation() Miaohe Lin
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