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[Qemu-devel] [PULL 10/40] spapr: Don't create ibm, dynamic-reconfigurati
From: |
David Gibson |
Subject: |
[Qemu-devel] [PULL 10/40] spapr: Don't create ibm, dynamic-reconfiguration-memory w/o DR LMBs |
Date: |
Mon, 1 Feb 2016 13:30:38 +1100 |
From: Bharata B Rao <address@hidden>
If guest doesn't have any dynamically reconfigurable (DR) logical memory
blocks (LMB), then we shouldn't create ibm,dynamic-reconfiguration-memory
device tree node.
Signed-off-by: Bharata B Rao <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
hw/ppc/spapr.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 08da895..0ac6368 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -764,6 +764,13 @@ static int spapr_populate_drconf_memory(sPAPRMachineState
*spapr, void *fdt)
int nr_nodes = nb_numa_nodes ? nb_numa_nodes : 1;
/*
+ * Don't create the node if there are no DR LMBs.
+ */
+ if (!nr_lmbs) {
+ return 0;
+ }
+
+ /*
* Allocate enough buffer size to fit in ibm,dynamic-memory
* or ibm,associativity-lookup-arrays
*/
@@ -869,7 +876,7 @@ int spapr_h_cas_compose_response(sPAPRMachineState *spapr,
_FDT((spapr_fixup_cpu_dt(fdt, spapr)));
}
- /* Generate memory nodes or ibm,dynamic-reconfiguration-memory node */
+ /* Generate ibm,dynamic-reconfiguration-memory node if required */
if (memory_update && smc->dr_lmb_enabled) {
_FDT((spapr_populate_drconf_memory(spapr, fdt)));
}
--
2.5.0
- [Qemu-devel] [PULL 34/40] target-ppc: Remove unused mmu models from ppc_tlb_invalidate_one, (continued)
- [Qemu-devel] [PULL 34/40] target-ppc: Remove unused mmu models from ppc_tlb_invalidate_one, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 37/40] target-ppc: Helper to determine page size information from hpte alone, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 36/40] target-ppc: Add new TLB invalidate by HPTE call for hash64 MMUs, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 25/40] target-ppc: gdbstub: Add VSX support, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 31/40] target-ppc: Rework ppc_store_slb, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 33/40] target-ppc: Use actual page size encodings from HPTE, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 30/40] target-ppc: Convert mmu-hash{32, 64}.[ch] from CPUPPCState to PowerPCCPU, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 24/40] target-ppc: gdbstub: fix spe registers for little-endian guests, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 38/40] target-ppc: Allow more page sizes for POWER7 & POWER8 in TCG, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 03/40] macio: use the existing IDEDMA aiocb to hold the active DMA aiocb, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 10/40] spapr: Don't create ibm, dynamic-reconfiguration-memory w/o DR LMBs,
David Gibson <=
- [Qemu-devel] [PULL 05/40] mac_dbdma: add DBDMA controller state to VMStateDescription, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 17/40] pseries: Clean up error reporting in ppc_spapr_init(), David Gibson, 2016/01/31
- [Qemu-devel] [PULL 19/40] target-ppc: kvm: fix floating point registers sync on little-endian hosts, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 26/40] pseries: Allow TCG h_enter to work with hotplugged memory, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 27/40] cuda.c: return error for unknown commands, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 39/40] target-ppc: Make every FPSCR_ macro have a corresponding FP_ macro, David Gibson, 2016/01/31
- [Qemu-devel] [PULL 35/40] target-ppc: Split 44x tlbiva from ppc_tlb_invalidate_one(), David Gibson, 2016/01/31
- [Qemu-devel] [PULL 32/40] target-ppc: Rework SLB page size lookup, David Gibson, 2016/01/31