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-rw-r--r--arch/powerpc/kernel/paca.c4
-rw-r--r--arch/powerpc/kernel/setup.h6
-rw-r--r--arch/powerpc/kernel/setup_64.c2
3 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 0ee6308541b1..3f91ccaa9c74 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -176,7 +176,7 @@ static struct slb_shadow * __init new_slb_shadow(int cpu, unsigned long limit)
struct paca_struct **paca_ptrs __read_mostly;
EXPORT_SYMBOL(paca_ptrs);
-void __init initialise_paca(struct paca_struct *new_paca, int cpu)
+void __init __nostackprotector initialise_paca(struct paca_struct *new_paca, int cpu)
{
#ifdef CONFIG_PPC_PSERIES
new_paca->lppaca_ptr = NULL;
@@ -205,7 +205,7 @@ void __init initialise_paca(struct paca_struct *new_paca, int cpu)
}
/* Put the paca pointer into r13 and SPRG_PACA */
-void setup_paca(struct paca_struct *new_paca)
+void __nostackprotector setup_paca(struct paca_struct *new_paca)
{
/* Setup r13 */
local_paca = new_paca;
diff --git a/arch/powerpc/kernel/setup.h b/arch/powerpc/kernel/setup.h
index 2dd0d9cb5a20..2ec835574cc9 100644
--- a/arch/powerpc/kernel/setup.h
+++ b/arch/powerpc/kernel/setup.h
@@ -8,6 +8,12 @@
#ifndef __ARCH_POWERPC_KERNEL_SETUP_H
#define __ARCH_POWERPC_KERNEL_SETUP_H
+#ifdef CONFIG_CC_IS_CLANG
+#define __nostackprotector
+#else
+#define __nostackprotector __attribute__((__optimize__("no-stack-protector")))
+#endif
+
void initialize_cache_info(void);
void irqstack_early_init(void);
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 17886d147dd0..438a9befce41 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -279,7 +279,7 @@ void __init record_spr_defaults(void)
* device-tree is not accessible via normal means at this point.
*/
-void __init early_setup(unsigned long dt_ptr)
+void __init __nostackprotector early_setup(unsigned long dt_ptr)
{
static __initdata struct paca_struct boot_paca;