From: Zhenhua Huang <quic_zhenhuah@quicinc.com>
To: <catalin.marinas@arm.com>, <will@kernel.org>, <ardb@kernel.org>,
<ryan.roberts@arm.com>, <mark.rutland@arm.com>,
<joey.gouly@arm.com>, <dave.hansen@linux.intel.com>,
<akpm@linux-foundation.org>, <chenfeiyang@loongson.cn>,
<chenhuacai@kernel.org>
Cc: <linux-mm@kvack.org>, <linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Zhenhua Huang <quic_zhenhuah@quicinc.com>
Subject: [PATCH v2 2/2] arm64: mm: implement vmemmap_check_pmd for arm64
Date: Mon, 9 Dec 2024 17:42:27 +0800 [thread overview]
Message-ID: <20241209094227.1529977-3-quic_zhenhuah@quicinc.com> (raw)
In-Reply-To: <20241209094227.1529977-1-quic_zhenhuah@quicinc.com>
vmemmap_check_pmd() is used to determine if needs to populate to base
pages. Implement it for arm64 arch.
Fixes: 2045a3b8911b ("mm/sparse-vmemmap: generalise vmemmap_populate_hugepages()")
Signed-off-by: Zhenhua Huang <quic_zhenhuah@quicinc.com>
---
arch/arm64/mm/mmu.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index fd59ee44960e..41c7978a92be 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -1169,7 +1169,8 @@ int __meminit vmemmap_check_pmd(pmd_t *pmdp, int node,
unsigned long addr, unsigned long next)
{
vmemmap_verify((pte_t *)pmdp, node, addr, next);
- return 1;
+
+ return pmd_sect(*pmdp);
}
int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node,
--
2.25.1
next prev parent reply other threads:[~2024-12-09 9:43 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-09 9:42 [PATCH v2 0/2] Fix subsection vmemmap_populate logic Zhenhua Huang
2024-12-09 9:42 ` [PATCH v2 1/2] arm64: mm: vmemmap populate to page level if not section aligned Zhenhua Huang
2024-12-20 18:30 ` Catalin Marinas
2024-12-24 9:32 ` Zhenhua Huang
2024-12-24 14:09 ` Catalin Marinas
2024-12-25 9:59 ` Zhenhua Huang
2024-12-27 7:49 ` Anshuman Khandual
2024-12-30 7:48 ` Zhenhua Huang
2024-12-31 5:52 ` Zhenhua Huang
2025-01-02 3:16 ` Anshuman Khandual
2025-01-02 9:07 ` Zhenhua Huang
2025-01-02 3:51 ` Anshuman Khandual
2025-01-02 9:13 ` Zhenhua Huang
2025-01-02 18:58 ` Catalin Marinas
2025-01-03 2:01 ` Zhenhua Huang
2024-12-09 9:42 ` Zhenhua Huang [this message]
2024-12-20 18:35 ` [PATCH v2 2/2] arm64: mm: implement vmemmap_check_pmd for arm64 Catalin Marinas
2024-12-27 2:57 ` Anshuman Khandual
2024-12-30 7:48 ` Zhenhua Huang
2024-12-31 6:59 ` Anshuman Khandual
2024-12-31 7:18 ` Zhenhua Huang
2025-01-02 18:12 ` Catalin Marinas
2025-01-03 2:43 ` Zhenhua Huang
2025-01-03 17:58 ` Catalin Marinas
2024-12-17 1:47 ` [PATCH v2 0/2] Fix subsection vmemmap_populate logic Zhenhua Huang
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