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-rw-r--r--arch/s390/kvm/Kconfig11
-rw-r--r--arch/s390/kvm/kvm-s390.c8
-rw-r--r--arch/s390/kvm/kvm-s390.h2
-rw-r--r--arch/s390/kvm/sie64a.S4
-rw-r--r--arch/s390/kvm/sigp.c2
5 files changed, 8 insertions, 19 deletions
diff --git a/arch/s390/kvm/Kconfig b/arch/s390/kvm/Kconfig
index 2f4b687cc7f..a7251580891 100644
--- a/arch/s390/kvm/Kconfig
+++ b/arch/s390/kvm/Kconfig
@@ -33,17 +33,6 @@ config KVM
If unsure, say N.
-config KVM_AWARE_CMF
- depends on KVM
- bool "KVM aware sampling"
- ---help---
- This option enhances the sampling data from the CPU Measurement
- Facility with additional information, that allows to distinguish
- guest(s) and host when using the kernel based virtual machine
- functionality.
-
- If unsure, say N.
-
# OK, it's a little counter-intuitive to do this, but it puts it neatly under
# the virtualization menu.
source drivers/vhost/Kconfig
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 49292869a5c..ae370581687 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -341,11 +341,13 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm,
rc = kvm_vcpu_init(vcpu, kvm, id);
if (rc)
- goto out_free_cpu;
+ goto out_free_sie_block;
VM_EVENT(kvm, 3, "create cpu %d at %p, sie block at %p", id, vcpu,
vcpu->arch.sie_block);
return vcpu;
+out_free_sie_block:
+ free_page((unsigned long)(vcpu->arch.sie_block));
out_free_cpu:
kfree(vcpu);
out_nomem:
@@ -750,7 +752,7 @@ gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn)
static int __init kvm_s390_init(void)
{
int ret;
- ret = kvm_init(NULL, sizeof(struct kvm_vcpu), THIS_MODULE);
+ ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE);
if (ret)
return ret;
@@ -759,7 +761,7 @@ static int __init kvm_s390_init(void)
* to hold the maximum amount of facilites. On the other hand, we
* only set facilities that are known to work in KVM.
*/
- facilities = (unsigned long long *) get_zeroed_page(GFP_DMA);
+ facilities = (unsigned long long *) get_zeroed_page(GFP_KERNEL|GFP_DMA);
if (!facilities) {
kvm_exit();
return -ENOMEM;
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index 60f09ab3672..cfa9d177745 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -72,7 +72,7 @@ static inline void kvm_s390_vcpu_set_mem(struct kvm_vcpu *vcpu)
struct kvm_memslots *memslots;
idx = srcu_read_lock(&vcpu->kvm->srcu);
- memslots = rcu_dereference(vcpu->kvm->memslots);
+ memslots = kvm_memslots(vcpu->kvm);
mem = &memslots->memslots[0];
diff --git a/arch/s390/kvm/sie64a.S b/arch/s390/kvm/sie64a.S
index 31646bd0e46..7e9d30d567b 100644
--- a/arch/s390/kvm/sie64a.S
+++ b/arch/s390/kvm/sie64a.S
@@ -32,12 +32,10 @@ SPI_PSW = STACK_FRAME_OVERHEAD + __PT_PSW
.macro SPP newpp
-#ifdef CONFIG_KVM_AWARE_CMF
tm __LC_MACHINE_FLAGS+6,0x20 # MACHINE_FLAG_SPP
jz 0f
.insn s,0xb2800000,\newpp
- 0:
-#endif
+0:
.endm
sie_irq_handler:
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index eff3c5989b4..702276f5e2f 100644
--- a/arch/s390/kvm/sigp.c
+++ b/arch/s390/kvm/sigp.c
@@ -113,7 +113,7 @@ static int __inject_sigp_stop(struct kvm_s390_local_interrupt *li, int action)
{
struct kvm_s390_interrupt_info *inti;
- inti = kzalloc(sizeof(*inti), GFP_KERNEL);
+ inti = kzalloc(sizeof(*inti), GFP_ATOMIC);
if (!inti)
return -ENOMEM;
inti->type = KVM_S390_SIGP_STOP;