* [PATCH] mm/page_alloc: redundant definition variables of pfn in for loop
@ 2021-04-01 2:28 huxiang
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From: huxiang @ 2021-04-01 2:28 UTC (permalink / raw)
To: akpm; +Cc: linux-mm, linux-kernel, huxiang
This variable pfn is defined repeatedly, so it can be deleted.
Signed-off-by: huxiang <huxiang@uniontech.com>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cfc728739..740224232 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3277,7 +3277,7 @@ void free_unref_page_list(struct list_head *list)
local_irq_save(flags);
list_for_each_entry_safe(page, next, list, lru) {
- unsigned long pfn = page_private(page);
+ pfn = page_private(page);
set_page_private(page, 0);
trace_mm_page_free_batched(page);
--
2.20.1
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2021-04-01 2:28 [PATCH] mm/page_alloc: redundant definition variables of pfn in for loop huxiang
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