swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
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Tip revision: 11da3a7f84f19c26da6f86af878298694ede0804 authored by Linus Torvalds on 10 September 2018, 00:26:43 UTC
Linux 4.19-rc3
Tip revision: 11da3a7
pmu.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XEN_PMU_H
#define __XEN_PMU_H

#include <xen/interface/xenpmu.h>

irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id);
#ifdef CONFIG_XEN_HAVE_VPMU
void xen_pmu_init(int cpu);
void xen_pmu_finish(int cpu);
#else
static inline void xen_pmu_init(int cpu) {}
static inline void xen_pmu_finish(int cpu) {}
#endif
bool is_xen_pmu(int cpu);
bool pmu_msr_read(unsigned int msr, uint64_t *val, int *err);
bool pmu_msr_write(unsigned int msr, uint32_t low, uint32_t high, int *err);
int pmu_apic_update(uint32_t reg);
unsigned long long xen_read_pmc(int counter);

#endif /* __XEN_PMU_H */
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