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Date: Thu, 10 Jun 2021 12:46:38 -0400
From: Paolo Bonzini <pbonzini@...hat.com>
To: linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc: Jing Zhang <jingzhangos@...gle.com>
Subject: [PATCH] KVM: switch per-VM stats to u64
Make them the same type as vCPU stats. There is no reason
to limit the counters to 64 bits.
Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
---
arch/arm64/include/asm/kvm_host.h | 2 +-
arch/mips/include/asm/kvm_host.h | 2 +-
arch/powerpc/include/asm/kvm_host.h | 6 +++---
arch/x86/include/asm/kvm_host.h | 22 +++++++++++-----------
virt/kvm/kvm_main.c | 4 ++--
5 files changed, 18 insertions(+), 18 deletions(-)
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 7cd7d5c8c4bc..d56f365b38a8 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -556,7 +556,7 @@ static inline bool __vcpu_write_sys_reg_to_cpu(u64 val, int reg)
}
struct kvm_vm_stat {
- ulong remote_tlb_flush;
+ u64 remote_tlb_flush;
};
struct kvm_vcpu_stat {
diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h
index fca4547d580f..4245c082095f 100644
--- a/arch/mips/include/asm/kvm_host.h
+++ b/arch/mips/include/asm/kvm_host.h
@@ -109,7 +109,7 @@ static inline bool kvm_is_error_hva(unsigned long addr)
}
struct kvm_vm_stat {
- ulong remote_tlb_flush;
+ u64 remote_tlb_flush;
};
struct kvm_vcpu_stat {
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index 7f2e90db2050..ae3d4af61b66 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -81,9 +81,9 @@ struct kvmppc_book3s_shadow_vcpu;
struct kvm_nested_guest;
struct kvm_vm_stat {
- ulong remote_tlb_flush;
- ulong num_2M_pages;
- ulong num_1G_pages;
+ u64 remote_tlb_flush;
+ u64 num_2M_pages;
+ u64 num_1G_pages;
};
struct kvm_vcpu_stat {
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 9bbeb097cadd..94a60998926e 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1165,17 +1165,17 @@ struct kvm_arch {
};
struct kvm_vm_stat {
- ulong mmu_shadow_zapped;
- ulong mmu_pte_write;
- ulong mmu_pde_zapped;
- ulong mmu_flooded;
- ulong mmu_recycled;
- ulong mmu_cache_miss;
- ulong mmu_unsync;
- ulong remote_tlb_flush;
- ulong lpages;
- ulong nx_lpage_splits;
- ulong max_mmu_page_hash_collisions;
+ u64 mmu_shadow_zapped;
+ u64 mmu_pte_write;
+ u64 mmu_pde_zapped;
+ u64 mmu_flooded;
+ u64 mmu_recycled;
+ u64 mmu_cache_miss;
+ u64 mmu_unsync;
+ u64 remote_tlb_flush;
+ u64 lpages;
+ u64 nx_lpage_splits;
+ u64 max_mmu_page_hash_collisions;
};
struct kvm_vcpu_stat {
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index fc35ba0ea5d3..ed4d1581d502 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -4833,14 +4833,14 @@ static int kvm_debugfs_release(struct inode *inode, struct file *file)
static int kvm_get_stat_per_vm(struct kvm *kvm, size_t offset, u64 *val)
{
- *val = *(ulong *)((void *)kvm + offset);
+ *val = *(u64 *)((void *)kvm + offset);
return 0;
}
static int kvm_clear_stat_per_vm(struct kvm *kvm, size_t offset)
{
- *(ulong *)((void *)kvm + offset) = 0;
+ *(u64 *)((void *)kvm + offset) = 0;
return 0;
}
--
2.27.0
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