[16/45] KVM: MIPS: Use kvm_vcpu_cache to allocate vCPUs
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Message ID 20191022015925.31916-17-sean.j.christopherson@intel.com
State New
Headers show
Series
  • KVM: Refactor vCPU creation
Related show

Commit Message

Sean Christopherson Oct. 22, 2019, 1:58 a.m. UTC
For reasons unknown, MIPS configures the vCPU allocation cache but
allocates vCPUs via kzalloc().  Allocate from the vCPU cache in
preparation for moving vCPU allocation to common KVM code.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
---
 arch/mips/kvm/mips.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Patch
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diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
index 1109924560d8..5f985773417c 100644
--- a/arch/mips/kvm/mips.c
+++ b/arch/mips/kvm/mips.c
@@ -286,7 +286,7 @@  struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id)
 	void *gebase, *p, *handler, *refill_start, *refill_end;
 	int i;
 
-	struct kvm_vcpu *vcpu = kzalloc(sizeof(struct kvm_vcpu), GFP_KERNEL);
+	struct kvm_vcpu *vcpu = kmem_cache_zalloc(kvm_vcpu_cache, GFP_KERNEL);
 
 	if (!vcpu) {
 		err = -ENOMEM;
@@ -401,7 +401,7 @@  struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id)
 	kvm_vcpu_uninit(vcpu);
 
 out_free_cpu:
-	kfree(vcpu);
+	kmem_cache_free(kvm_vcpu_cache, vcpu);
 
 out:
 	return ERR_PTR(err);
@@ -418,7 +418,7 @@  void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu)
 	kvm_mmu_free_memory_caches(vcpu);
 	kfree(vcpu->arch.guest_ebase);
 	kfree(vcpu->arch.kseg0_commpage);
-	kfree(vcpu);
+	kmem_cache_free(kvm_vcpu_cache, vcpu);
 }
 
 void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)