powerpc: Move boot_paca into early_setup

The powerpc boot_paca symbol is now only used within the
early_setup() routine, so move it from its global definition
into early_setup().

Signed-off-by: Geoff Levand <geoff@infradead.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index c47d687..4b74c6c 100644 (file)
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -167,7 +167,6 @@ struct paca_struct {
 };
 
 extern struct paca_struct *paca;
-extern __initdata struct paca_struct boot_paca;
 extern void initialise_paca(struct paca_struct *new_paca, int cpu);
 extern void setup_paca(struct paca_struct *new_paca);
 extern void allocate_pacas(void);

diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index cd6da85..f8f2468 100644 (file)
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -120,8 +120,6 @@ struct slb_shadow slb_shadow[] __cacheline_aligned = {
 struct paca_struct *paca;
 EXPORT_SYMBOL(paca);
 
-struct paca_struct boot_paca;
-
 void __init initialise_paca(struct paca_struct *new_paca, int cpu)
 {
        /* The TOC register (GPR2) points 32kB into the TOC, so that 64kB

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 6da881b..f2514e1 100644 (file)
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -177,6 +177,8 @@ early_param("smt-enabled", early_smt_enabled);
 
 void __init early_setup(unsigned long dt_ptr)
 {
+       static __initdata struct paca_struct boot_paca;
+
        /* -------- printk is _NOT_ safe to use here ! ------- */
 
        /* Identify CPU type */