Patchwork [23/58] PPC: E500: Remove unneeded CPU nodes

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Submitter Alexander Graf
Date Sept. 14, 2011, 8:42 a.m.
Message ID <1315989802-18753-24-git-send-email-agraf@suse.de>
Download mbox | patch
Permalink /patch/114628/
State New
Headers show

Comments

Alexander Graf - Sept. 14, 2011, 8:42 a.m.
We should only keep CPU nodes in the device tree around that we really have
virtual CPUs for. So remove all superfluous entries that we just keep there
in case someone wants to create a lot of vCPUs.

Signed-off-by: Alexander Graf <agraf@suse.de>
---
 hw/ppce500_mpc8544ds.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c
index 0791e27..9379624 100644
--- a/hw/ppce500_mpc8544ds.c
+++ b/hw/ppce500_mpc8544ds.c
@@ -129,6 +129,12 @@  static int mpc8544_load_device_tree(CPUState *env,
         qemu_devtree_setprop_cell(fdt, cpu_name, "timebase-frequency", tb_freq);
     }
 
+    for (i = smp_cpus; i < 32; i++) {
+        char cpu_name[128];
+        snprintf(cpu_name, sizeof(cpu_name), "/cpus/PowerPC,8544@%x", i);
+        qemu_devtree_nop_node(fdt, cpu_name);
+    }
+
     ret = rom_add_blob_fixed(BINARY_DEVICE_TREE_FILE, fdt, fdt_size, addr);
     g_free(fdt);