linux/arch/x86/xen/smp.h
Juergen Gross f697cb00af x86/xen: mark xen_pv_play_dead() as __noreturn
Mark xen_pv_play_dead() and related to that xen_cpu_bringup_again()
as "__noreturn".

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20221125063248.30256-3-jgross@suse.com
Signed-off-by: Juergen Gross <jgross@suse.com>
2023-02-13 06:53:19 +01:00

46 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_SMP_H
#ifdef CONFIG_SMP
extern void xen_send_IPI_mask(const struct cpumask *mask,
int vector);
extern void xen_send_IPI_mask_allbutself(const struct cpumask *mask,
int vector);
extern void xen_send_IPI_allbutself(int vector);
extern void xen_send_IPI_all(int vector);
extern void xen_send_IPI_self(int vector);
extern int xen_smp_intr_init(unsigned int cpu);
extern void xen_smp_intr_free(unsigned int cpu);
int xen_smp_intr_init_pv(unsigned int cpu);
void xen_smp_intr_free_pv(unsigned int cpu);
void xen_smp_cpus_done(unsigned int max_cpus);
void xen_smp_send_reschedule(int cpu);
void xen_smp_send_call_function_ipi(const struct cpumask *mask);
void xen_smp_send_call_function_single_ipi(int cpu);
void __noreturn xen_cpu_bringup_again(unsigned long stack);
struct xen_common_irq {
int irq;
char *name;
};
#else /* CONFIG_SMP */
static inline int xen_smp_intr_init(unsigned int cpu)
{
return 0;
}
static inline void xen_smp_intr_free(unsigned int cpu) {}
static inline int xen_smp_intr_init_pv(unsigned int cpu)
{
return 0;
}
static inline void xen_smp_intr_free_pv(unsigned int cpu) {}
#endif /* CONFIG_SMP */
#endif