Patchwork [v3,03/10] x86: Extend validity of cpu_is_bsp

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Submitter Jan Kiszka
Date Feb. 24, 2010, 2:17 p.m.
Message ID <3666c1bbf6d5e39f2e93dd47a7599df2a1431b60.1267021065.git.jan.kiszka@siemens.com>
Download mbox | patch
Permalink /patch/46122/
State New
Headers show

Comments

Jan Kiszka - Feb. 24, 2010, 2:17 p.m.
As we hard-wire the BSP to CPU 0 anyway and cpuid_apic_id equals
cpu_index, cpu_is_bsp can also be based on the latter directly. This
will help an early user of it: KVM while initializing mp_state.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
 hw/pc.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

Patch

diff --git a/hw/pc.c b/hw/pc.c
index 9055866..8b5af35 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -732,7 +732,8 @@  static void pc_init_ne2k_isa(NICInfo *nd)
 
 int cpu_is_bsp(CPUState *env)
 {
-    return env->cpuid_apic_id == 0;
+    /* We hard-wire the BSP to the first CPU. */
+    return env->cpu_index == 0;
 }
 
 CPUState *pc_new_cpu(const char *cpu_model)