[merged mm-stable] mm-compaction-move-list-validation-into-compact_zone.patch removed from -mm tree

[merged mm-stable] mm-compaction-move-list-validation-into-compact_zone.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm: compaction: move list validation into compact_zone()
has been removed from the -mm tree.  Its filename was
     mm-compaction-move-list-validation-into-compact_zone.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Baolin Wang <baolin.wang@linux.alibaba.com>
Subject: mm: compaction: move list validation into compact_zone()
Date: Tue, 10 Jan 2023 21:36:19 +0800

Move the cc.freepages and cc.migratepages list validation into compact_zone()
to remove some duplicate code.

Link: https://lkml.kernel.org/r/15cf54f7d762e87b04ac3cc74536f7d1ebbcd8cd.1673342761.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---


--- a/mm/compaction.c~mm-compaction-move-list-validation-into-compact_zone
+++ a/mm/compaction.c
@@ -2488,6 +2488,9 @@ out:
 
 	trace_mm_compaction_end(cc, start_pfn, end_pfn, sync, ret);
 
+	VM_BUG_ON(!list_empty(&cc->freepages));
+	VM_BUG_ON(!list_empty(&cc->migratepages));
+
 	return ret;
 }
 
@@ -2526,9 +2529,6 @@ static enum compact_result compact_zone_
 
 	ret = compact_zone(&cc, &capc);
 
-	VM_BUG_ON(!list_empty(&cc.freepages));
-	VM_BUG_ON(!list_empty(&cc.migratepages));
-
 	/*
 	 * Make sure we hide capture control first before we read the captured
 	 * page pointer, otherwise an interrupt could free and capture a page
@@ -2659,9 +2659,6 @@ static void proactive_compact_node(pg_da
 		cc.zone = zone;
 
 		compact_zone(&cc, NULL);
-
-		VM_BUG_ON(!list_empty(&cc.freepages));
-		VM_BUG_ON(!list_empty(&cc.migratepages));
 	}
 }
 
@@ -2689,9 +2686,6 @@ static void compact_node(int nid)
 		cc.zone = zone;
 
 		compact_zone(&cc, NULL);
-
-		VM_BUG_ON(!list_empty(&cc.freepages));
-		VM_BUG_ON(!list_empty(&cc.migratepages));
 	}
 }
 
@@ -2868,9 +2862,6 @@ static void kcompactd_do_work(pg_data_t
 				     cc.total_migrate_scanned);
 		count_compact_events(KCOMPACTD_FREE_SCANNED,
 				     cc.total_free_scanned);
-
-		VM_BUG_ON(!list_empty(&cc.freepages));
-		VM_BUG_ON(!list_empty(&cc.migratepages));
 	}
 
 	/*
_

Patches currently in -mm which might be from baolin.wang@linux.alibaba.com are