* [PATCH V2] kvm: Remove the unused macro KVM_MMU_READ_[UN]LOCK()
@ 2022-12-12 8:35 Lai Jiangshan
0 siblings, 0 replies; only message in thread
From: Lai Jiangshan @ 2022-12-12 8:35 UTC (permalink / raw)
To: linux-kernel; +Cc: Sean Christopherson, Lai Jiangshan, Paolo Bonzini, kvm
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(-)
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,
--
2.19.1.6.gb485710b
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2022-12-12 8:35 [PATCH V2] kvm: Remove the unused macro KVM_MMU_READ_[UN]LOCK() Lai Jiangshan
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