Messages in this thread Patch in this message | | | From | "zhaoyang.huang" <> | Subject | [PATCH] mm: skip reserved page for kmem leak scanning | Date | Fri, 26 Aug 2022 11:12:10 +0800 |
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From: Zhaoyang Huang <zhaoyang.huang@unisoc.com>
It is no need to scan reserved page, skip it.
Signed-off-by: Zhaoyang Huang <zhaoyang.huang@unisoc.com> --- mm/kmemleak.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/kmemleak.c b/mm/kmemleak.c index a182f5d..c546250 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -1471,7 +1471,7 @@ static void kmemleak_scan(void) if (page_zone(page) != zone) continue; /* only scan if page is in use */ - if (page_count(page) == 0) + if (page_count(page) == 0 && !PageReserved(page)) continue; scan_block(page, page + 1, NULL); if (!(pfn & 63)) -- 1.9.1
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