Commit c6de7f17 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'metag-for-v4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/metag 

Pull metag arch updates from James Hogan:
 "A fix for 4KiB stacks with SMP, and a change of maintenance status to
  'Odd Fixes'"

* tag 'metag-for-v4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/metag:
  MAINTAINERS: Change Meta arch port status to Odd Fixes
  metag: Turn irq_ctx_* macros into static inlines
  metag: SMP: Fix 4KiB stack setup on secondary CPUs
parents 52e9a333 f23d0e24

MAINTAINERS

+1 −1
Original line number Diff line number Diff line
@@ -6994,7 +6994,7 @@ F: Documentation/hwmon/menf21bmc 
METAG ARCHITECTURE

M:	James Hogan <james.hogan@imgtec.com>

L:	linux-metag@vger.kernel.org

S:	Supported

S:	Odd Fixes

F:	arch/metag/

F:	Documentation/metag/

F:	Documentation/devicetree/bindings/metag/

arch/metag/include/asm/irq.h

+6 −2
Original line number Diff line number Diff line
@@ -6,8 +6,12 @@ extern void irq_ctx_init(int cpu); 
extern void irq_ctx_exit(int cpu);

# define __ARCH_HAS_DO_SOFTIRQ

#else

# define irq_ctx_init(cpu) do { } while (0)

# define irq_ctx_exit(cpu) do { } while (0)

static inline void irq_ctx_init(int cpu)

{

}

static inline void irq_ctx_exit(int cpu)

{

}

#endif



void tbi_startup_interrupt(int);

arch/metag/kernel/smp.c

+2 −0
Original line number Diff line number Diff line
@@ -312,6 +312,7 @@ void cpu_die(void) 
{

	local_irq_disable();

	idle_task_exit();

	irq_ctx_exit(smp_processor_id());



	(void)cpu_report_death();
@@ -366,6 +367,7 @@ asmlinkage void secondary_start_kernel(void) 
		panic("No TBI found!");



	per_cpu_trap_init(cpu);

	irq_ctx_init(cpu);



	preempt_disable();

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