/* POWER7 has 10-bit LPIDs, PPC970 has 6-bit LPIDs */
#define MAX_LPID_970 63
-#define NR_LPIDS (LPID_RSVD + 1)
-unsigned long lpid_inuse[BITS_TO_LONGS(NR_LPIDS)];
long kvmppc_alloc_hpt(struct kvm *kvm)
{
unsigned long hpt;
- unsigned long lpid;
+ long lpid;
struct revmap_entry *rev;
struct kvmppc_linear_info *li;
}
kvm->arch.revmap = rev;
- /* Allocate the guest's logical partition ID */
- do {
- lpid = find_first_zero_bit(lpid_inuse, NR_LPIDS);
- if (lpid >= NR_LPIDS) {
- pr_err("kvm_alloc_hpt: No LPIDs free\n");
- goto out_freeboth;
- }
- } while (test_and_set_bit(lpid, lpid_inuse));
+ lpid = kvmppc_alloc_lpid();
+ if (lpid < 0)
+ goto out_freeboth;
kvm->arch.sdr1 = __pa(hpt) | (HPT_ORDER - 18);
kvm->arch.lpid = lpid;
void kvmppc_free_hpt(struct kvm *kvm)
{
- clear_bit(kvm->arch.lpid, lpid_inuse);
+ kvmppc_free_lpid(kvm->arch.lpid);
vfree(kvm->arch.revmap);
if (kvm->arch.hpt_li)
kvm_release_hpt(kvm->arch.hpt_li);
if (!cpu_has_feature(CPU_FTR_HVMODE))
return -EINVAL;
- memset(lpid_inuse, 0, sizeof(lpid_inuse));
-
+ /* POWER7 has 10-bit LPIDs, PPC970 and e500mc have 6-bit LPIDs */
if (cpu_has_feature(CPU_FTR_ARCH_206)) {
host_lpid = mfspr(SPRN_LPID); /* POWER7 */
rsvd_lpid = LPID_RSVD;
rsvd_lpid = MAX_LPID_970;
}
- set_bit(host_lpid, lpid_inuse);
+ kvmppc_init_lpid(rsvd_lpid + 1);
+
+ kvmppc_claim_lpid(host_lpid);
/* rsvd_lpid is reserved for use in partition switching */
- set_bit(rsvd_lpid, lpid_inuse);
+ kvmppc_claim_lpid(rsvd_lpid);
return 0;
}
}
static int kvmppc_hv_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu,
- unsigned long gpa, int is_store)
+ unsigned long gpa, gva_t ea, int is_store)
{
int ret;
u32 last_inst;
*/
vcpu->arch.paddr_accessed = gpa;
+ vcpu->arch.vaddr_accessed = ea;
return kvmppc_emulate_mmio(run, vcpu);
}
/* No memslot means it's an emulated MMIO region */
if (!memslot || (memslot->flags & KVM_MEMSLOT_INVALID)) {
unsigned long gpa = (gfn << PAGE_SHIFT) | (ea & (psize - 1));
- return kvmppc_hv_emulate_mmio(run, vcpu, gpa,
+ return kvmppc_hv_emulate_mmio(run, vcpu, gpa, ea,
dsisr & DSISR_ISSTORE);
}