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-rw-r--r--hw/arm/virt.c2
-rw-r--r--hw/ppc/spapr.c2
-rw-r--r--include/sysemu/sysemu.h2
3 files changed, 3 insertions, 3 deletions
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 895446f17c..c3a1e92e51 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1494,7 +1494,7 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
      * it later in machvirt_init, where we have more information about the
      * configuration of the particular instance.
      */
-    mc->max_cpus = MAX_CPUMASK_BITS;
+    mc->max_cpus = 255;
     mc->has_dynamic_sysbus = true;
     mc->block_default_type = IF_VIRTIO;
     mc->no_cdrom = 1;
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index ddb7438434..486f57d6f6 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2438,7 +2438,7 @@ static void spapr_machine_class_init(ObjectClass *oc, void *data)
     mc->init = ppc_spapr_init;
     mc->reset = ppc_spapr_reset;
     mc->block_default_type = IF_SCSI;
-    mc->max_cpus = MAX_CPUMASK_BITS;
+    mc->max_cpus = 255;
     mc->no_parallel = 1;
     mc->default_boot_order = "";
     mc->default_ram_size = 512 * M_BYTE;
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index b66883328d..66c6f1577e 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -173,7 +173,7 @@ extern int mem_prealloc;
  *
  * Note that cpu->get_arch_id() may be larger than MAX_CPUMASK_BITS.
  */
-#define MAX_CPUMASK_BITS 255
+#define MAX_CPUMASK_BITS 288
 
 #define MAX_OPTION_ROMS 16
 typedef struct QEMUOptionRom {