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Subject[PATCH 02/19] KVM: x86/mmu: Remove unused "kvm" of __rmap_write_protect()
Date
From: Jinrong Liang <cloudliang@tencent.com>

The "struct kvm *kvm" parameter of __rmap_write_protect()
is not used, so remove it. No functional change intended.

Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
---
arch/x86/kvm/mmu/mmu.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 305aa0c5026f..bb9791564ca9 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -1229,8 +1229,7 @@ static bool spte_write_protect(u64 *sptep, bool pt_protect)
return mmu_spte_update(sptep, spte);
}

-static bool __rmap_write_protect(struct kvm *kvm,
- struct kvm_rmap_head *rmap_head,
+static bool __rmap_write_protect(struct kvm_rmap_head *rmap_head,
bool pt_protect)
{
u64 *sptep;
@@ -1311,7 +1310,7 @@ static void kvm_mmu_write_protect_pt_masked(struct kvm *kvm,
while (mask) {
rmap_head = gfn_to_rmap(slot->base_gfn + gfn_offset + __ffs(mask),
PG_LEVEL_4K, slot);
- __rmap_write_protect(kvm, rmap_head, false);
+ __rmap_write_protect(rmap_head, false);

/* clear the first set bit */
mask &= mask - 1;
@@ -1410,7 +1409,7 @@ bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm,
if (kvm_memslots_have_rmaps(kvm)) {
for (i = min_level; i <= KVM_MAX_HUGEPAGE_LEVEL; ++i) {
rmap_head = gfn_to_rmap(gfn, i, slot);
- write_protected |= __rmap_write_protect(kvm, rmap_head, true);
+ write_protected |= __rmap_write_protect(rmap_head, true);
}
}

@@ -5802,7 +5801,7 @@ static bool slot_rmap_write_protect(struct kvm *kvm,
struct kvm_rmap_head *rmap_head,
const struct kvm_memory_slot *slot)
{
- return __rmap_write_protect(kvm, rmap_head, false);
+ return __rmap_write_protect(rmap_head, false);
}

void kvm_mmu_slot_remove_write_access(struct kvm *kvm,
--
2.33.1
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