pfm_mod_write_dbrs 90 arch/ia64/include/asm/perfmon.h extern int pfm_mod_write_dbrs(struct task_struct *task, void *req, unsigned int nreq, struct pt_regs *regs); pfm_mod_write_dbrs 3873 arch/ia64/kernel/perfmon.c EXPORT_SYMBOL(pfm_mod_write_dbrs);