Fix build warning that folio_alloc_swap is defined but not used when
CONFIG_SWAP is not set.
Fixes: b79768ab943cf ("mm, swap: simplify folio swap allocation")
Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
---
include/linux/swap.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 3a68da686c4e..d1f5414ea537 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -587,7 +587,7 @@ static inline int swp_swapcount(swp_entry_t entry)
return 0;
}
-static int folio_alloc_swap(struct folio *folio, gfp_t gfp_mask)
+static inline int folio_alloc_swap(struct folio *folio, gfp_t gfp_mask)
{
return -EINVAL;
}
--
2.30.0
