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[RFC,01/11] kvm: powerpc: book3s hv: Fix vcore leak

Message ID 1380276233-17095-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com
State New, archived
Headers show

Commit Message

Aneesh Kumar K.V Sept. 27, 2013, 10:03 a.m. UTC 
From: Paul Mackerras <paulus@samba.org>

add kvmppc_free_vcores() to free the kvmppc_vcore structures
that we allocate for a guest, which are currently being leaked.

Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
 arch/powerpc/kvm/book3s_hv.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

Comments

Alexander Graf Sept. 27, 2013, 11:39 a.m. UTC | #1 
On 27.09.2013, at 12:03, Aneesh Kumar K.V wrote:

> From: Paul Mackerras <paulus@samba.org>
> 
> add kvmppc_free_vcores() to free the kvmppc_vcore structures
> that we allocate for a guest, which are currently being leaked.
> 
> Signed-off-by: Paul Mackerras <paulus@samba.org>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

This one doesn't look like an RFC to me. Applied to kvm-ppc-queue :).


Alex

> ---
> arch/powerpc/kvm/book3s_hv.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
> 
> diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
> index 62a2b5a..edc7f9f 100644
> --- a/arch/powerpc/kvm/book3s_hv.c
> +++ b/arch/powerpc/kvm/book3s_hv.c
> @@ -1931,10 +1931,20 @@ int kvmppc_core_init_vm(struct kvm *kvm)
> 	return 0;
> }
> 
> +static void kvmppc_free_vcores(struct kvm *kvm)
> +{
> +	long int i;
> +
> +	for (i = 0; i < KVM_MAX_VCORES; ++i)
> +		kfree(kvm->arch.vcores[i]);
> +	kvm->arch.online_vcores = 0;
> +}
> +
> void kvmppc_core_destroy_vm(struct kvm *kvm)
> {
> 	uninhibit_secondary_onlining();
> 
> +	kvmppc_free_vcores(kvm);
> 	if (kvm->arch.rma) {
> 		kvm_release_rma(kvm->arch.rma);
> 		kvm->arch.rma = NULL;
> -- 
> 1.8.1.2
> 

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diff mbox

Patch

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 62a2b5a..edc7f9f 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -1931,10 +1931,20 @@  int kvmppc_core_init_vm(struct kvm *kvm)
 	return 0;
 }
 
+static void kvmppc_free_vcores(struct kvm *kvm)
+{
+	long int i;
+
+	for (i = 0; i < KVM_MAX_VCORES; ++i)
+		kfree(kvm->arch.vcores[i]);
+	kvm->arch.online_vcores = 0;
+}
+
 void kvmppc_core_destroy_vm(struct kvm *kvm)
 {
 	uninhibit_secondary_onlining();
 
+	kvmppc_free_vcores(kvm);
 	if (kvm->arch.rma) {
 		kvm_release_rma(kvm->arch.rma);
 		kvm->arch.rma = NULL;