[PATCH V2 8/8] kvm: x86/mmu: Remove @no_dirty_log from FNAME(prefetch_gpte)

Lai Jiangshan
2023-02-07T15:57:56Z

FNAME(prefetch_gpte) is always called with @no_dirty_log=true.

Signed-off-by: Lai Jiangshan <jiangshan.ljs@antgroup.com>
---
arch/x86/kvm/mmu/paging_tmpl.h | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h
index fca5ce349d9d..e04950015dc4 100644
--- a/arch/x86/kvm/mmu/paging_tmpl.h
+++ b/arch/x86/kvm/mmu/paging_tmpl.h
@@ -519,7 +519,7 @@ static int FNAME(walk_addr)(struct guest_walker *walker,

static bool
FNAME(prefetch_gpte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
- u64 *spte, pt_element_t gpte, bool no_dirty_log)
+ u64 *spte, pt_element_t gpte)
{
struct kvm_memory_slot *slot;
unsigned pte_access;
@@ -535,8 +535,7 @@ FNAME(prefetch_gpte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
pte_access = sp->role.access & FNAME(gpte_access)(gpte);
FNAME(protect_clean_gpte)(vcpu->arch.mmu, &pte_access, gpte);

- slot = gfn_to_memslot_dirty_bitmap(vcpu, gfn,
- no_dirty_log && (pte_access & ACC_WRITE_MASK));
+ slot = gfn_to_memslot_dirty_bitmap(vcpu, gfn, pte_access & ACC_WRITE_MASK);
if (!slot)
return false;

@@ -605,7 +604,7 @@ static void FNAME(pte_prefetch)(struct kvm_vcpu *vcpu, struct guest_walker *gw,
if (is_shadow_present_pte(*spte))
continue;

- if (!FNAME(prefetch_gpte)(vcpu, sp, spte, gptep[i], true))
+ if (!FNAME(prefetch_gpte)(vcpu, sp, spte, gptep[i]))
break;
}
}
--
2.19.1.6.gb485710b