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[V2] kvm: Remove the unused macro KVM_MMU_READ_[UN]LOCK()

Message ID 20221212083532.369940-1-jiangshanlai@gmail.com
State New
Headers
Series [V2] kvm: Remove the unused macro KVM_MMU_READ_[UN]LOCK() |

Commit Message

Lai Jiangshan Dec. 12, 2022, 8:35 a.m. UTC 
  From: Lai Jiangshan <jiangshan.ljs@antgroup.com>

No code is using KVM_MMU_READ_[UN]LOCK().

Signed-off-by: Lai Jiangshan <jiangshan.ljs@antgroup.com>
---
 virt/kvm/kvm_mm.h | 4 ----
 1 file changed, 4 deletions(-)
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Patch

diff --git a/virt/kvm/kvm_mm.h b/virt/kvm/kvm_mm.h
index a1ab15006af3..180f1a09e6ba 100644
--- a/virt/kvm/kvm_mm.h
+++ b/virt/kvm/kvm_mm.h
@@ -14,14 +14,10 @@ 
 #define KVM_MMU_LOCK_INIT(kvm)		rwlock_init(&(kvm)->mmu_lock)
 #define KVM_MMU_LOCK(kvm)		write_lock(&(kvm)->mmu_lock)
 #define KVM_MMU_UNLOCK(kvm)		write_unlock(&(kvm)->mmu_lock)
-#define KVM_MMU_READ_LOCK(kvm)		read_lock(&(kvm)->mmu_lock)
-#define KVM_MMU_READ_UNLOCK(kvm)	read_unlock(&(kvm)->mmu_lock)
 #else
 #define KVM_MMU_LOCK_INIT(kvm)		spin_lock_init(&(kvm)->mmu_lock)
 #define KVM_MMU_LOCK(kvm)		spin_lock(&(kvm)->mmu_lock)
 #define KVM_MMU_UNLOCK(kvm)		spin_unlock(&(kvm)->mmu_lock)
-#define KVM_MMU_READ_LOCK(kvm)		spin_lock(&(kvm)->mmu_lock)
-#define KVM_MMU_READ_UNLOCK(kvm)	spin_unlock(&(kvm)->mmu_lock)
 #endif /* KVM_HAVE_MMU_RWLOCK */
 
 kvm_pfn_t hva_to_pfn(unsigned long addr, bool atomic, bool interruptible,