[PATCH v3 2/3] RISC-V: KVM: Use unsigned int for vma_pageshift

From: Bingyu.Xian

Date: Wed Jul 29 2026 - 08:34:26 EST


vma_pageshift in kvm_riscv_mmu_map() was declared short. Use unsigned
int, the conventional kernel type for bit widths and shift counts, in
preparation for sharing a common struct kvm_page_fault across
architectures. No functional change.

Assisted-by: YuanSheng: deepseek-v4-pro
Co-developed-by: Quan Zhou <zhouquan@xxxxxxxxxxx>
Signed-off-by: Quan Zhou <zhouquan@xxxxxxxxxxx>
Signed-off-by: Bingyu Xian <shanbeeyoo@xxxxxxxxx>
---
arch/riscv/kvm/mmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/riscv/kvm/mmu.c b/arch/riscv/kvm/mmu.c
index 943d8dc72105..d2a06a54be17 100644
--- a/arch/riscv/kvm/mmu.c
+++ b/arch/riscv/kvm/mmu.c
@@ -541,7 +541,7 @@ int kvm_riscv_mmu_map(struct kvm_vcpu *vcpu, struct kvm_memory_slot *memslot,
kvm_pfn_t hfn;
bool is_hugetlb;
bool writable;
- short vma_pageshift;
+ unsigned int vma_pageshift;
gfn_t gfn = gpa >> PAGE_SHIFT;
struct vm_area_struct *vma;
struct kvm *kvm = vcpu->kvm;
--
2.54.0