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| author | Yanan Wang <wangyanan55@huawei.com> | 2021-06-17 18:58:22 +0800 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-06-18 12:35:35 +0100 |
| commit | a4d5ca5c7cd8fe85056b8cb838fbcb7e5a05f356 (patch) | |
| tree | a7fa816b4fa47b666660f20568452675baf0db11 | |
| parent | 6204004de3160900435bdb4b9a2fb8749a9277d2 (diff) | |
| download | lwn-a4d5ca5c7cd8fe85056b8cb838fbcb7e5a05f356.tar.gz lwn-a4d5ca5c7cd8fe85056b8cb838fbcb7e5a05f356.zip | |
KVM: arm64: Introduce mm_ops member for structure stage2_attr_data
Also add a mm_ops member for structure stage2_attr_data, since we
will move I-cache maintenance for guest stage-2 to the permission
path and as a result will need mm_ops for some callbacks.
Reviewed-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210617105824.31752-3-wangyanan55@huawei.com
| -rw-r--r-- | arch/arm64/kvm/hyp/pgtable.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c index c37c1dc4feaf..d99789432b05 100644 --- a/arch/arm64/kvm/hyp/pgtable.c +++ b/arch/arm64/kvm/hyp/pgtable.c @@ -861,10 +861,11 @@ int kvm_pgtable_stage2_unmap(struct kvm_pgtable *pgt, u64 addr, u64 size) } struct stage2_attr_data { - kvm_pte_t attr_set; - kvm_pte_t attr_clr; - kvm_pte_t pte; - u32 level; + kvm_pte_t attr_set; + kvm_pte_t attr_clr; + kvm_pte_t pte; + u32 level; + struct kvm_pgtable_mm_ops *mm_ops; }; static int stage2_attr_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, @@ -903,6 +904,7 @@ static int stage2_update_leaf_attrs(struct kvm_pgtable *pgt, u64 addr, struct stage2_attr_data data = { .attr_set = attr_set & attr_mask, .attr_clr = attr_clr & attr_mask, + .mm_ops = pgt->mm_ops, }; struct kvm_pgtable_walker walker = { .cb = stage2_attr_walker, |