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xcap
xcap-capability-linux
Commits
0f74a24c
Commit
0f74a24c
authored
Nov 20, 2007
by
Avi Kivity
Browse files
KVM: Add statistic for remote tlb flushes
Signed-off-by:
Avi Kivity
<
avi@qumranet.com
>
parent
e5a4c8ca
Changes
3
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drivers/kvm/kvm.h
View file @
0f74a24c
...
...
@@ -300,6 +300,7 @@ struct kvm_vm_stat {
u32
mmu_pde_zapped
;
u32
mmu_flooded
;
u32
mmu_recycled
;
u32
remote_tlb_flush
;
};
struct
kvm
{
...
...
drivers/kvm/kvm_main.c
View file @
0f74a24c
...
...
@@ -115,6 +115,9 @@ void kvm_flush_remote_tlbs(struct kvm *kvm)
if
(
cpu
!=
-
1
&&
cpu
!=
raw_smp_processor_id
())
cpu_set
(
cpu
,
cpus
);
}
if
(
cpus_empty
(
cpus
))
return
;
++
kvm
->
stat
.
remote_tlb_flush
;
smp_call_function_mask
(
cpus
,
ack_flush
,
NULL
,
1
);
}
...
...
drivers/kvm/x86.c
View file @
0f74a24c
...
...
@@ -73,6 +73,7 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
{
"mmu_pde_zapped"
,
VM_STAT
(
mmu_pde_zapped
)
},
{
"mmu_flooded"
,
VM_STAT
(
mmu_flooded
)
},
{
"mmu_recycled"
,
VM_STAT
(
mmu_recycled
)
},
{
"remote_tlb_flush"
,
VM_STAT
(
remote_tlb_flush
)
},
{
NULL
}
};
...
...
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