x86: process_32.c declare cpu_number before they get used

Moved DECLARE_PER_CPU(int, cpu_number) from CONFIG_X86_32_SMP to CONFIG_X86_32
because cpu_number is required for both.
And include asm/smp.h in process_32.c

Signed-off-by: Jaswinder Singh <jaswinder@infradead.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 6490e4981261..7218bccd1766 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -56,6 +56,7 @@
 #include <asm/cpu.h>
 #include <asm/kdebug.h>
 #include <asm/syscalls.h>
+#include <asm/smp.h>
 
 asmlinkage void ret_from_fork(void) __asm__("ret_from_fork");