powerpc: 32-bit CHRP SMP fixes

Untested, but "should" work...  at least this way it compiles.

Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 10 insertions, 6 deletions

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index ab9b291dda5..6309a1a17c4 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1110,22 +1110,22 @@ static int __init early_init_dt_scan_cpus(unsigned long node,
 	}
 #endif
 
-#ifdef CONFIG_PPC64
+	boot_cpuid = 0;
+	boot_cpuid_phys = 0;
 	if (initial_boot_params && initial_boot_params->version >= 2) {
 		/* version 2 of the kexec param format adds the phys cpuid
 		 * of booted proc.
 		 */
 		boot_cpuid_phys = initial_boot_params->boot_cpuid_phys;
-		boot_cpuid = 0;
 	} else {
-		/* Check if it's the boot-cpu, set it's hw index in paca now */
+		/* Check if it's the boot-cpu, set it's hw index now */
 		if (get_flat_dt_prop(node, "linux,boot-cpu", NULL) != NULL) {
 			prop = get_flat_dt_prop(node, "reg", NULL);
-			set_hard_smp_processor_id(0, prop == NULL ? 0 : *prop);
-			boot_cpuid_phys = get_hard_smp_processor_id(0);
+			if (prop != NULL)
+				boot_cpuid_phys = *prop;
 		}
 	}
-#endif
+	set_hard_smp_processor_id(0, boot_cpuid_phys);
 
 #ifdef CONFIG_ALTIVEC
 	/* Check if we have a VMX and eventually update CPU features */
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 150a919269a..7c99e6b8c76 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -59,6 +59,10 @@ struct ide_machdep_calls ppc_ide_md;
 int __irq_offset_value;
 EXPORT_SYMBOL(__irq_offset_value);
 
+int boot_cpuid;
+EXPORT_SYMBOL_GPL(boot_cpuid);
+int boot_cpuid_phys;
+
 unsigned long ISA_DMA_THRESHOLD;
 unsigned int DMA_MODE_READ;
 unsigned int DMA_MODE_WRITE;