--- zzzz-none-000/linux-4.4.271/mm/nommu.c	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/mm/nommu.c	2023-04-19 10:22:30.000000000 +0000
@@ -1876,6 +1876,13 @@
 		free += global_page_state(NR_SLAB_RECLAIMABLE);
 
 		/*
+		 * Part of the kernel memory, which can be released
+		 * under memory pressure.
+		 */
+		free += global_page_state(
+			NR_INDIRECTLY_RECLAIMABLE_BYTES) >> PAGE_SHIFT;
+
+		/*
 		 * Leave reserved pages. The pages are not for anonymous pages.
 		 */
 		if (free <= totalreserve_pages)