swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
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Tip revision: 9489e9dcae718d5fde988e4a684a0f55b5f94d17 authored by Linus Torvalds on 26 November 2012, 01:59:19 UTC
Linux 3.7-rc7
Tip revision: 9489e9d
perf_regs.h
#ifndef _LINUX_PERF_REGS_H
#define _LINUX_PERF_REGS_H

#ifdef CONFIG_HAVE_PERF_REGS
#include <asm/perf_regs.h>
u64 perf_reg_value(struct pt_regs *regs, int idx);
int perf_reg_validate(u64 mask);
u64 perf_reg_abi(struct task_struct *task);
#else
static inline u64 perf_reg_value(struct pt_regs *regs, int idx)
{
	return 0;
}

static inline int perf_reg_validate(u64 mask)
{
	return mask ? -ENOSYS : 0;
}

static inline u64 perf_reg_abi(struct task_struct *task)
{
	return PERF_SAMPLE_REGS_ABI_NONE;
}
#endif /* CONFIG_HAVE_PERF_REGS */
#endif /* _LINUX_PERF_REGS_H */
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