static unsigned long iSeries_hpte_getword0(unsigned long slot) { struct hash_pte hpte; HvCallHpt_get(&hpte, slot); return hpte.v; }
static unsigned long iSeries_hpte_getword0(unsigned long slot) { unsigned long dword0; HPTE hpte; HvCallHpt_get(&hpte, slot); dword0 = hpte.dw0.dword0; return dword0; }
/* * The HyperVisor expects the "flags" argument in this form: * bits 0..59 : reserved * bit 60 : N * bits 61..63 : PP2,PP1,PP0 */ static long iSeries_hpte_updatepp(unsigned long slot, unsigned long newpp, unsigned long va, int large, int local) { HPTE hpte; unsigned long avpn = va >> 23; iSeries_hlock(slot); HvCallHpt_get(&hpte, slot); if ((hpte.dw0.dw0.avpn == avpn) && (hpte.dw0.dw0.v)) { HvCallHpt_setPp(slot, (newpp & 0x3) | ((newpp & 0x4) << 1)); iSeries_hunlock(slot); return 0; } iSeries_hunlock(slot); return -1; }
/* * The HyperVisor expects the "flags" argument in this form: * bits 0..59 : reserved * bit 60 : N * bits 61..63 : PP2,PP1,PP0 */ static long iSeries_hpte_updatepp(unsigned long slot, unsigned long newpp, unsigned long va, int psize, int local) { struct hash_pte hpte; unsigned long want_v; iSeries_hlock(slot); HvCallHpt_get(&hpte, slot); want_v = hpte_encode_v(va, MMU_PAGE_4K); if (HPTE_V_COMPARE(hpte.v, want_v) && (hpte.v & HPTE_V_VALID)) { /* * Hypervisor expects bits as NPPP, which is * different from how they are mapped in our PP. */ HvCallHpt_setPp(slot, (newpp & 0x3) | ((newpp & 0x4) << 1)); iSeries_hunlock(slot); return 0; } iSeries_hunlock(slot); return -1; }