[Qemu-ppc] [PATCH 2/4] spapr: Remove obsolete ram_limit field from sPAPRMachineState

[David Gibson]

The ram_limit field was imported from sPAPREnvironment where it predates
the machine's ram size being available generically from machine->ram_size.

Signed-off-by: David Gibson <address@hidden>
---
 hw/ppc/spapr.c         | 3 +--
 hw/ppc/spapr_hcall.c   | 3 ++-
 include/hw/ppc/spapr.h | 1 -
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 601c41b..1123358 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1496,9 +1496,8 @@ static void ppc_spapr_init(MachineState *machine)
     }
 
     /* allocate RAM */
-    sm->ram_limit = ram_size;
     memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram",
-                                         sm->ram_limit);
+                                         machine->ram_size);
     memory_region_add_subregion(sysmem, 0, ram);
 
     if (rma_alloc_size && rma) {
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index bf4b05a..e52983a 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -87,6 +87,7 @@ static inline bool valid_pte_index(CPUPPCState *env, 
target_ulong pte_index)
 static target_ulong h_enter(PowerPCCPU *cpu, sPAPRMachineState *sm,
                             target_ulong opcode, target_ulong *args)
 {
+    MachineState *machine = MACHINE(sm);
     CPUPPCState *env = &cpu->env;
     target_ulong flags = args[0];
     target_ulong pte_index = args[1];
@@ -118,7 +119,7 @@ static target_ulong h_enter(PowerPCCPU *cpu, 
sPAPRMachineState *sm,
 
     raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << page_shift) - 1);
 
-    if (raddr < sm->ram_limit) {
+    if (raddr < machine->ram_size) {
         /* Regular RAM - should have WIMG=0010 */
         if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) {
             return H_PARAMETER;
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index c3652aa..9e7cf0f 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -33,7 +33,6 @@ struct sPAPRMachineState {
     XICSState *icp;
     DeviceState *rtc;
 
-    hwaddr ram_limit;
     void *htab;
     uint32_t htab_shift;
     hwaddr rma_size;
-- 
2.1.0