ARC: make plat_smp_ops weak to allow over-rides



This allows platforms to provide their own cpu wakeup routines
as well as IPI send / clear backends, while allowing a SMP kernel w/o
any such backend to build/boot

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

parent aa93e8ef

arch/arc/kernel/smp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -31,7 +31,7 @@ arch_spinlock_t smp_atomic_ops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
		arch_spinlock_t smp_bitops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
		#endif

		struct plat_smp_ops plat_smp_ops;
		struct plat_smp_ops __weak plat_smp_ops;

		/* XXX: per cpu ? Only needed once in early seconday boot */
		struct task_struct *secondary_idle_tsk;