linux-kernel - [PATCH 2/2] mm: shmem: drop the unnecessary folio_nr

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Message-ID: <67c80182ebd949e3894908e01e224697c143aabb.1756200587.git.baolin.wang@linux.alibaba.com>
Date: Tue, 26 Aug 2025 17:35:55 +0800
From: Baolin Wang <baolin.wang@...ux.alibaba.com>
To: akpm@...ux-foundation.org,
	hughd@...gle.com
Cc: baolin.wang@...ux.alibaba.com,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] mm: shmem: drop the unnecessary folio_nr_pages()

We've got the number of pages in the folio earlier, thus remove the redundant
folio_nr_pages() function.

Signed-off-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
---
 mm/shmem.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mm/shmem.c b/mm/shmem.c
index b3c6de84dd27..f45292bac32d 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2430,7 +2430,6 @@ static int shmem_swapin_folio(struct inode *inode, pgoff_t index,
 		goto failed;
 	}
 	folio_wait_writeback(folio);
-	nr_pages = folio_nr_pages(folio);
 
 	/*
 	 * Some architectures may have to restore extra metadata to the
-- 
2.43.5