#include <linux/errno.h> | |
#include <linux/kernel.h> | |
#include <linux/perf_event.h> | |
#include <linux/bug.h> | |
#include <asm/perf_regs.h> | |
#include <asm/ptrace.h> | |
u64 perf_reg_value(struct pt_regs *regs, int idx) | |
{ | |
if (WARN_ON_ONCE((u32)idx >= PERF_REG_ARM_MAX)) | |
return 0; | |
return regs->uregs[idx]; | |
} | |
#define REG_RESERVED (~((1ULL << PERF_REG_ARM_MAX) - 1)) | |
int perf_reg_validate(u64 mask) | |
{ | |
if (!mask || mask & REG_RESERVED) | |
return -EINVAL; | |
return 0; | |
} | |
u64 perf_reg_abi(struct task_struct *task) | |
{ | |
return PERF_SAMPLE_REGS_ABI_32; | |
} |