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Diffstat (limited to 'arch/powerpc/kvm/book3s_64_mmu_hv.c')
-rw-r--r--arch/powerpc/kvm/book3s_64_mmu_hv.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c b/arch/powerpc/kvm/book3s_64_mmu_hv.c
index cc21d3c71a8d..84728038e943 100644
--- a/arch/powerpc/kvm/book3s_64_mmu_hv.c
+++ b/arch/powerpc/kvm/book3s_64_mmu_hv.c
@@ -140,12 +140,12 @@ long kvmppc_alloc_reset_hpt(struct kvm *kvm, int order)
return -EINVAL;
mutex_lock(&kvm->lock);
- if (kvm->arch.hpte_setup_done) {
- kvm->arch.hpte_setup_done = 0;
- /* order hpte_setup_done vs. vcpus_running */
+ if (kvm->arch.mmu_ready) {
+ kvm->arch.mmu_ready = 0;
+ /* order mmu_ready vs. vcpus_running */
smp_mb();
if (atomic_read(&kvm->arch.vcpus_running)) {
- kvm->arch.hpte_setup_done = 1;
+ kvm->arch.mmu_ready = 1;
goto out;
}
}
@@ -1533,15 +1533,15 @@ long kvm_vm_ioctl_resize_hpt_commit(struct kvm *kvm,
/* This shouldn't be possible */
ret = -EIO;
- if (WARN_ON(!kvm->arch.hpte_setup_done))
+ if (WARN_ON(!kvm->arch.mmu_ready))
goto out_no_hpt;
/* Stop VCPUs from running while we mess with the HPT */
- kvm->arch.hpte_setup_done = 0;
+ kvm->arch.mmu_ready = 0;
smp_mb();
/* Boot all CPUs out of the guest so they re-read
- * hpte_setup_done */
+ * mmu_ready */
on_each_cpu(resize_hpt_boot_vcpu, NULL, 1);
ret = -ENXIO;
@@ -1564,7 +1564,7 @@ long kvm_vm_ioctl_resize_hpt_commit(struct kvm *kvm,
out:
/* Let VCPUs run again */
- kvm->arch.hpte_setup_done = 1;
+ kvm->arch.mmu_ready = 1;
smp_mb();
out_no_hpt:
resize_hpt_release(kvm, resize);
@@ -1802,7 +1802,7 @@ static ssize_t kvm_htab_write(struct file *file, const char __user *buf,
unsigned long tmp[2];
ssize_t nb;
long int err, ret;
- int hpte_setup;
+ int mmu_ready;
if (!access_ok(VERIFY_READ, buf, count))
return -EFAULT;
@@ -1811,13 +1811,13 @@ static ssize_t kvm_htab_write(struct file *file, const char __user *buf,
/* lock out vcpus from running while we're doing this */
mutex_lock(&kvm->lock);
- hpte_setup = kvm->arch.hpte_setup_done;
- if (hpte_setup) {
- kvm->arch.hpte_setup_done = 0; /* temporarily */
- /* order hpte_setup_done vs. vcpus_running */
+ mmu_ready = kvm->arch.mmu_ready;
+ if (mmu_ready) {
+ kvm->arch.mmu_ready = 0; /* temporarily */
+ /* order mmu_ready vs. vcpus_running */
smp_mb();
if (atomic_read(&kvm->arch.vcpus_running)) {
- kvm->arch.hpte_setup_done = 1;
+ kvm->arch.mmu_ready = 1;
mutex_unlock(&kvm->lock);
return -EBUSY;
}
@@ -1870,7 +1870,7 @@ static ssize_t kvm_htab_write(struct file *file, const char __user *buf,
"r=%lx\n", ret, i, v, r);
goto out;
}
- if (!hpte_setup && is_vrma_hpte(v)) {
+ if (!mmu_ready && is_vrma_hpte(v)) {
unsigned long psize = hpte_base_page_size(v, r);
unsigned long senc = slb_pgsize_encoding(psize);
unsigned long lpcr;
@@ -1879,7 +1879,7 @@ static ssize_t kvm_htab_write(struct file *file, const char __user *buf,
(VRMA_VSID << SLB_VSID_SHIFT_1T);
lpcr = senc << (LPCR_VRMASD_SH - 4);
kvmppc_update_lpcr(kvm, lpcr, LPCR_VRMASD);
- hpte_setup = 1;
+ mmu_ready = 1;
}
++i;
hptp += 2;
@@ -1895,9 +1895,9 @@ static ssize_t kvm_htab_write(struct file *file, const char __user *buf,
}
out:
- /* Order HPTE updates vs. hpte_setup_done */
+ /* Order HPTE updates vs. mmu_ready */
smp_wmb();
- kvm->arch.hpte_setup_done = hpte_setup;
+ kvm->arch.mmu_ready = mmu_ready;
mutex_unlock(&kvm->lock);
if (err)