Commit 6414b30b authored by Helge Deller's avatar Helge Deller
Browse files

parisc: unwind: Avoid missing prototype warning for handle_interruption() 



Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent 147e17e2

arch/parisc/include/asm/processor.h

+1 −0
Original line number Diff line number Diff line
@@ -296,6 +296,7 @@ extern void do_cpu_irq_mask(struct pt_regs *); 
extern irqreturn_t timer_interrupt(int, void *);

extern irqreturn_t ipi_interrupt(int, void *);

extern void start_cpu_itimer(void);

extern void handle_interruption(int, struct pt_regs *);



/* called from assembly code: */

extern void start_parisc(void);

arch/parisc/kernel/unwind.c

+3 −2
Original line number Diff line number Diff line
@@ -221,7 +221,6 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int 
	 * Note: We could use dereference_kernel_function_descriptor()

	 * instead but we want to keep it simple here.

	 */

	extern void * const handle_interruption;

	extern void * const ret_from_kernel_thread;

	extern void * const syscall_exit;

	extern void * const intr_return;
@@ -229,8 +228,10 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int 
#ifdef CONFIG_IRQSTACKS

	extern void * const _call_on_stack;

#endif /* CONFIG_IRQSTACKS */

	void *ptr;



	if (pc_is_kernel_fn(pc, handle_interruption)) {

	ptr = dereference_kernel_function_descriptor(&handle_interruption);

	if (pc_is_kernel_fn(pc, ptr)) {

		struct pt_regs *regs = (struct pt_regs *)(info->sp - frame_size - PT_SZ_ALGN);

		dbg("Unwinding through handle_interruption()\n");

		info->prev_sp = regs->gr[30];