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| author | Marc Zyngier <marc.zyngier@arm.com> | 2018-05-25 13:23:11 +0200 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2018-07-09 12:37:42 +0200 |
| commit | 88dc25e8ea7c968bbf76d033431e2d7e1418bcd7 (patch) | |
| tree | 78581102d167da491f21f0110666a050d696b473 /arch/arm/include | |
| parent | arm64: KVM: Avoid marking pages as XN in Stage-2 if CTR_EL0.DIC is set (diff) | |
| download | linux-88dc25e8ea7c968bbf76d033431e2d7e1418bcd7.tar.xz linux-88dc25e8ea7c968bbf76d033431e2d7e1418bcd7.zip | |
KVM: arm/arm64: Consolidate page-table accessors
The arm and arm64 KVM page tables accessors are pointlessly different
between the two architectures, and likely both wrong one way or another:
arm64 lacks a dsb(), and arm doesn't use WRITE_ONCE.
Let's unify them.
Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Christoffer Dall <christoffer.dall@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/kvm_mmu.h | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h index 8553d68b7c8a..b2feaea1434c 100644 --- a/arch/arm/include/asm/kvm_mmu.h +++ b/arch/arm/include/asm/kvm_mmu.h @@ -75,18 +75,6 @@ phys_addr_t kvm_get_idmap_vector(void); int kvm_mmu_init(void); void kvm_clear_hyp_idmap(void); -static inline void kvm_set_pmd(pmd_t *pmd, pmd_t new_pmd) -{ - *pmd = new_pmd; - dsb(ishst); -} - -static inline void kvm_set_pte(pte_t *pte, pte_t new_pte) -{ - *pte = new_pte; - dsb(ishst); -} - static inline pte_t kvm_s2pte_mkwrite(pte_t pte) { pte_val(pte) |= L_PTE_S2_RDWR; |