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kernel add
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/*
* SMP definitions for the Hexagon architecture
*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
#include <linux/cpumask.h>
#define raw_smp_processor_id() (current_thread_info()->cpu)
enum ipi_message_type {
IPI_NOP = 0,
IPI_RESCHEDULE = 1,
IPI_CALL_FUNC,
IPI_CPU_STOP,
IPI_TIMER,
};
extern void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg);
extern void smp_start_cpus(void);
extern void arch_send_call_function_single_ipi(int cpu);
extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
extern void smp_vm_unmask_irq(void *info);
#endif
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