From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: Russell King <linux@armlinux.org.uk>
Cc: Mike Rapoport <rppt@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: [PATCH v2 1/2] ARM: ptdump: Fix wrong pg_level in walk_pmd()
Date: Sun, 11 Sep 2022 12:41:27 +0800 [thread overview]
Message-ID: <20220911044128.138458-1-wangkefeng.wang@huawei.com> (raw)
After ARM supports p4d page tables, the pg_level for note_page()
in walk_pmd() should be 4, not 3, fix it.
Fixes: 84e6ffb2c49c ("arm: add support for folded p4d page tables")
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
v2: update changlog a bit and add patch to dump pagetable
arch/arm/mm/dump.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mm/dump.c b/arch/arm/mm/dump.c
index fb688003d156..712da6a81b23 100644
--- a/arch/arm/mm/dump.c
+++ b/arch/arm/mm/dump.c
@@ -346,7 +346,7 @@ static void walk_pmd(struct pg_state *st, pud_t *pud, unsigned long start)
addr = start + i * PMD_SIZE;
domain = get_domain_name(pmd);
if (pmd_none(*pmd) || pmd_large(*pmd) || !pmd_present(*pmd))
- note_page(st, addr, 3, pmd_val(*pmd), domain);
+ note_page(st, addr, 4, pmd_val(*pmd), domain);
else
walk_pte(st, pmd, addr, domain);
--
2.35.3
next reply other threads:[~2022-09-11 4:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-11 4:41 Kefeng Wang [this message]
2022-09-11 4:41 ` [PATCH v2 2/2] ARM: dump: show page table level name Kefeng Wang
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