1 files changed, 14 insertions, 6 deletions

diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c
index f221231cd0a0..f86d9db94bfc 100644
--- a/arch/x86_64/kernel/mpparse.c
+++ b/arch/x86_64/kernel/mpparse.c
@@ -107,6 +107,7 @@ static int __init mpf_checksum(unsigned char *mp, int len)
 static void __init MP_processor_info (struct mpc_config_processor *m)
 {
         int ver;
+        static int found_bsp=0;
 
         if (!(m->mpc_cpuflag & CPU_ENABLED))
                 return;
@@ -126,11 +127,6 @@ static void __init MP_processor_info (struct mpc_config_processor *m)
                         " Processor ignored.\n", NR_CPUS);
                 return;
         }
-        if (num_processors >= maxcpus) {
-                printk(KERN_WARNING "WARNING: maxcpus limit of %i reached."
-                        " Processor ignored.\n", maxcpus);
-                return;
-        }
 
         num_processors++;
 
@@ -150,7 +146,19 @@ static void __init MP_processor_info (struct mpc_config_processor *m)
                 ver = 0x10;
         }
         apic_version[m->mpc_apicid] = ver;
-        bios_cpu_apicid[num_processors - 1] = m->mpc_apicid;
+        if (m->mpc_cpuflag & CPU_BOOTPROCESSOR) {
+                /*
+                 * bios_cpu_apicid is required to have processors listed
+                 * in same order as logical cpu numbers. Hence the first
+                 * entry is BSP, and so on.
+                 */
+                bios_cpu_apicid[0] = m->mpc_apicid;
+                x86_cpu_to_apicid[0] = m->mpc_apicid;
+                found_bsp = 1;
+        } else {
+                bios_cpu_apicid[num_processors - found_bsp] = m->mpc_apicid;
+                x86_cpu_to_apicid[num_processors - found_bsp] = m->mpc_apicid;
+        }
 }
 
 static void __init MP_bus_info (struct mpc_config_bus *m)