linux-kernel - [PATCH 4/4] mm/memory_hotplug: fix misplaced comment in offline

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Date:   Mon, 7 Feb 2022 21:36:43 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>
CC:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH 4/4] mm/memory_hotplug: fix misplaced comment in offline_pages

It's misplaced since commit 7960509329c2 ("mm, memory_hotplug: print reason
for the offlining failure"). Move it to the right place.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 mm/memory_hotplug.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 4b9eef861ee4..7dc7e12302db 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1966,6 +1966,7 @@ int __ref offline_pages(unsigned long start_pfn, unsigned long nr_pages,
 	return 0;
 
 failed_removal_isolated:
+	/* pushback to free area */
 	undo_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE);
 	memory_notify(MEM_CANCEL_OFFLINE, &arg);
 failed_removal_pcplists_disabled:
@@ -1976,7 +1977,6 @@ int __ref offline_pages(unsigned long start_pfn, unsigned long nr_pages,
 		 (unsigned long long) start_pfn << PAGE_SHIFT,
 		 ((unsigned long long) end_pfn << PAGE_SHIFT) - 1,
 		 reason);
-	/* pushback to free area */
 	mem_hotplug_done();
 	return ret;
 }
-- 
2.23.0