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riscv: Fix pte_leaf_size() for NAPOT
author
Alexandre Ghiti
<alexghiti@rivosinc.com>
Tue, 27 Feb 2024 20:50:16 +0000
(21:50 +0100)
committer
Palmer Dabbelt
<palmer@rivosinc.com>
Thu, 29 Feb 2024 18:21:23 +0000
(10:21 -0800)
pte_leaf_size() must be reimplemented to add support for NAPOT mappings.
Fixes: 82a1a1f3bfb6 ("riscv: mm: support Svnapot in hugetlb page")
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Link:
https://lore.kernel.org/r/20240227205016.121901-3-alexghiti@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
arch/riscv/include/asm/pgtable.h
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diff --git
a/arch/riscv/include/asm/pgtable.h
b/arch/riscv/include/asm/pgtable.h
index 0c94260b5d0c126f6302f39a59507f19eed48dac..89f5f1bd6e46309861640b52c1be90798e1fcba8 100644
(file)
--- a/
arch/riscv/include/asm/pgtable.h
+++ b/
arch/riscv/include/asm/pgtable.h
@@
-439,6
+439,10
@@
static inline pte_t pte_mkhuge(pte_t pte)
return pte;
}
+#define pte_leaf_size(pte) (pte_napot(pte) ? \
+ napot_cont_size(napot_cont_order(pte)) :\
+ PAGE_SIZE)
+
#ifdef CONFIG_NUMA_BALANCING
/*
* See the comment in include/asm-generic/pgtable.h