linux-kernel - [PATCH v2 4/6] arm64: Add set_pud

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Message-Id: <20201002162101.665549-5-kaleshsingh@google.com>
Date:   Fri,  2 Oct 2020 16:20:49 +0000
From:   Kalesh Singh <kaleshsingh@...gle.com>
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        lokeshgidra@...gle.com, kaleshsingh@...gle.com,
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        linux-kselftest@...r.kernel.org
Subject: [PATCH v2 4/6] arm64: Add set_pud_at() function

set_pud_at() is used in move_normal_pud() for remapping
pages at the PUD level.

Signed-off-by: Kalesh Singh <kaleshsingh@...gle.com>
---
 arch/arm64/include/asm/pgtable.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index d5d3fbe73953..8848125e3024 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -415,6 +415,7 @@ static inline pmd_t pmd_mkdevmap(pmd_t pmd)
 #define pfn_pud(pfn,prot)	__pud(__phys_to_pud_val((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot))
 
 #define set_pmd_at(mm, addr, pmdp, pmd)	set_pte_at(mm, addr, (pte_t *)pmdp, pmd_pte(pmd))
+#define set_pud_at(mm, addr, pudp, pud)	set_pte_at(mm, addr, (pte_t *)pudp, pud_pte(pud))
 
 #define __p4d_to_phys(p4d)	__pte_to_phys(p4d_pte(p4d))
 #define __phys_to_p4d_val(phys)	__phys_to_pte_val(phys)
-- 
2.28.0.806.g8561365e88-goog