diff mbox

[PULL,1/1] spapr: Fix ibm,lrdr-capacity

Message ID 1460091918-8803-2-git-send-email-david@gibson.dropbear.id.au (mailing list archive)
State New, archived
Headers show

Commit Message

David Gibson April 8, 2016, 5:05 a.m. UTC 
From: Bharata B Rao <bharata@linux.vnet.ibm.com>

ibm,lrdr-capacity has a field to describe the maximum address in bytes
and therefore, the most memory that can be allocated to this guest. We
are using maxmem for this field, but instead should use the actual RAM
address corresponding to the end of hotplug region.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/ppc/spapr_rtas.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index 2db2292..f073258 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -684,6 +684,9 @@  int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr,
     int i;
     uint32_t lrdr_capacity[5];
     MachineState *machine = MACHINE(qdev_get_machine());
+    sPAPRMachineState *spapr = SPAPR_MACHINE(machine);
+    uint64_t max_hotplug_addr = spapr->hotplug_memory.base +
+                                memory_region_size(&spapr->hotplug_memory.mr);
 
     ret = fdt_add_mem_rsv(fdt, rtas_addr, rtas_size);
     if (ret < 0) {
@@ -733,8 +736,8 @@  int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr,
 
     }
 
-    lrdr_capacity[0] = cpu_to_be32(((uint64_t)machine->maxram_size) >> 32);
-    lrdr_capacity[1] = cpu_to_be32(machine->maxram_size & 0xffffffff);
+    lrdr_capacity[0] = cpu_to_be32(max_hotplug_addr >> 32);
+    lrdr_capacity[1] = cpu_to_be32(max_hotplug_addr & 0xffffffff);
     lrdr_capacity[2] = 0;
     lrdr_capacity[3] = cpu_to_be32(SPAPR_MEMORY_BLOCK_SIZE);
     lrdr_capacity[4] = cpu_to_be32(max_cpus/smp_threads);