unlock_rmap(rmap);
}
-static inline void unlock_hpte(__be64 *hpte, unsigned long hpte_v)
-{
- asm volatile(PPC_RELEASE_BARRIER "" : : : "memory");
- hpte[0] = cpu_to_be64(hpte_v);
-}
-
long kvmppc_do_h_enter(struct kvm *kvm, unsigned long flags,
long pte_index, unsigned long pteh, unsigned long ptel,
pgd_t *pgdir, bool realmode, unsigned long *pte_idx_ret)
u64 pte;
while (!try_lock_hpte(hpte, HPTE_V_HVLOCK))
cpu_relax();
- pte = be64_to_cpu(*hpte);
+ pte = be64_to_cpu(hpte[0]);
if (!(pte & (HPTE_V_VALID | HPTE_V_ABSENT)))
break;
- *hpte &= ~cpu_to_be64(HPTE_V_HVLOCK);
+ __unlock_hpte(hpte, pte);
hpte += 2;
}
if (i == 8)
while (!try_lock_hpte(hpte, HPTE_V_HVLOCK))
cpu_relax();
- pte = be64_to_cpu(*hpte);
+ pte = be64_to_cpu(hpte[0]);
if (pte & (HPTE_V_VALID | HPTE_V_ABSENT)) {
- *hpte &= ~cpu_to_be64(HPTE_V_HVLOCK);
+ __unlock_hpte(hpte, pte);
return H_PTEG_FULL;
}
}
/* Write the first HPTE dword, unlocking the HPTE and making it valid */
eieio();
- hpte[0] = cpu_to_be64(pteh);
+ __unlock_hpte(hpte, pteh);
asm volatile("ptesync" : : : "memory");
*pte_idx_ret = pte_index;
if ((pte & (HPTE_V_ABSENT | HPTE_V_VALID)) == 0 ||
((flags & H_AVPN) && (pte & ~0x7fUL) != avpn) ||
((flags & H_ANDCOND) && (pte & avpn) != 0)) {
- hpte[0] &= ~cpu_to_be64(HPTE_V_HVLOCK);
+ __unlock_hpte(hpte, pte);
return H_NOT_FOUND;
}
be64_to_cpu(hp[0]), be64_to_cpu(hp[1]));
rcbits = rev->guest_rpte & (HPTE_R_R|HPTE_R_C);
args[j] |= rcbits << (56 - 5);
- hp[0] = 0;
+ __unlock_hpte(hp, 0);
}
}
pte = be64_to_cpu(hpte[0]);
if ((pte & (HPTE_V_ABSENT | HPTE_V_VALID)) == 0 ||
((flags & H_AVPN) && (pte & ~0x7fUL) != avpn)) {
- hpte[0] &= ~cpu_to_be64(HPTE_V_HVLOCK);
+ __unlock_hpte(hpte, pte);
return H_NOT_FOUND;
}
/* Return with the HPTE still locked */
return (hash << 3) + (i >> 1);
- /* Unlock and move on */
- hpte[i] = cpu_to_be64(v);
+ __unlock_hpte(&hpte[i], v);
}
if (val & HPTE_V_SECONDARY)