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[Qemu-devel] [PULL 10/39] spapr: Don't create ibm, dynamic-reconfigurati
From: |
David Gibson |
Subject: |
[Qemu-devel] [PULL 10/39] spapr: Don't create ibm, dynamic-reconfiguration-memory w/o DR LMBs |
Date: |
Fri, 29 Jan 2016 16:06:42 +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 50e5a26..86e5023 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -763,6 +763,13 @@ 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
*/
@@ -868,7 +875,7 @@ 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 12/39] pseries: Clean up error handling of spapr_cpu_init(), (continued)
- [Qemu-devel] [PULL 12/39] pseries: Clean up error handling of spapr_cpu_init(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 14/39] pseries: Clean up error handling in spapr_vga_init(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 23/39] target-ppc: gdbstub: fix altivec registers for little-endian guests, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 26/39] pseries: Allow TCG h_enter to work with hotplugged memory, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 11/39] ppc: Clean up error handling in ppc_set_compat(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 17/39] pseries: Clean up error reporting in ppc_spapr_init(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 33/39] target-ppc: Use actual page size encodings from HPTE, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 34/39] target-ppc: Remove unused mmu models from ppc_tlb_invalidate_one, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 06/39] cuda: add missing fields to VMStateDescription, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 15/39] pseries: Clean up error handling in spapr_rtas_register(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 10/39] spapr: Don't create ibm, dynamic-reconfiguration-memory w/o DR LMBs,
David Gibson <=
- [Qemu-devel] [PULL 07/39] spapr: Small fixes to rtas_ibm_get_system_parameter, remove rtas_st_buffer, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 16/39] pseries: Clean up error handling in xics_system_init(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 09/39] spapr: Remove abuse of rtas_ld() in h_client_architecture_support, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 13/39] pseries: Clean up error handling in spapr_validate_node_memory(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 22/39] target-ppc: gdbstub: introduce avr_need_swap(), David Gibson, 2016/01/29
- [Qemu-devel] [PULL 29/39] target-ppc: Remove unused kvmppc_read_segment_page_sizes() stub, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 27/39] cuda.c: return error for unknown commands, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 28/39] uninorth.c: add support for UniNorth kMacRISCPCIAddressSelect (0x48) register, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 25/39] target-ppc: gdbstub: Add VSX support, David Gibson, 2016/01/29
- [Qemu-devel] [PULL 08/39] spapr: Remove rtas_st_buffer_direct(), David Gibson, 2016/01/29