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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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39 lines
765 B
C
39 lines
765 B
C
/**
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* @file init.c
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*
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* @remark Copyright 2002 OProfile authors
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* @remark Read the file COPYING
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*
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* @author John Levon <levon@movementarian.org>
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*/
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#include <linux/kernel.h>
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#include <linux/oprofile.h>
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#include <linux/init.h>
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#include <linux/errno.h>
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extern int perfmon_init(struct oprofile_operations *ops);
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extern void perfmon_exit(void);
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extern void ia64_backtrace(struct pt_regs * const regs, unsigned int depth);
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int __init oprofile_arch_init(struct oprofile_operations *ops)
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{
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int ret = -ENODEV;
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#ifdef CONFIG_PERFMON
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/* perfmon_init() can fail, but we have no way to report it */
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ret = perfmon_init(ops);
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#endif
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ops->backtrace = ia64_backtrace;
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return ret;
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}
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void oprofile_arch_exit(void)
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{
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#ifdef CONFIG_PERFMON
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perfmon_exit();
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#endif
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}
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