From 01db417e0aee3e51df4f5f3775535fd1fb15e329 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 8 May 2024 19:45:30 +0200
Subject: Merging upstream version 5.10.216.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 mm/migrate.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'mm/migrate.c')

diff --git a/mm/migrate.c b/mm/migrate.c
index fcb7eb6a6..c0a8f3c9e 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -447,8 +447,12 @@ int migrate_page_move_mapping(struct address_space *mapping,
 	if (PageSwapBacked(page)) {
 		__SetPageSwapBacked(newpage);
 		if (PageSwapCache(page)) {
+			int i;
+
 			SetPageSwapCache(newpage);
-			set_page_private(newpage, page_private(page));
+			for (i = 0; i < (1 << compound_order(page)); i++)
+				set_page_private(newpage + i,
+						 page_private(page + i));
 		}
 	} else {
 		VM_BUG_ON_PAGE(PageSwapCache(page), page);
-- 
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