events/intel/lbr.c

297 static __always_inline u64 rdlbr_from(unsigned int idx, struct lbr_entry *lbr)
301 	if (lbr)
302 		return lbr->from;
309 static __always_inline u64 rdlbr_to(unsigned int idx, struct lbr_entry *lbr)
313 	if (lbr)
314 		return lbr->to;
321 static __always_inline u64 rdlbr_info(unsigned int idx, struct lbr_entry *lbr)
325 	if (lbr)
326 		return lbr->info;
334 wrlbr_all(struct lbr_entry *lbr, unsigned int idx, bool need_info)
336 	wrlbr_from(idx, lbr->from);
337 	wrlbr_to(idx, lbr->to);
339 		wrlbr_info(idx, lbr->info);
343 rdlbr_all(struct lbr_entry *lbr, unsigned int idx, bool need_info)
351 	lbr->from = from;
352 	lbr->to = rdlbr_to(idx, NULL);
354 		lbr->info = rdlbr_info(idx, NULL);
371 		wrlbr_all(&task_ctx->lbr[i], lbr_idx, need_info);
464 		if (!rdlbr_all(&task_ctx->lbr[i], lbr_idx, need_info))
742 			u64     lbr;
745 		rdmsrl(x86_pmu.lbr_from + lbr_idx, msr_lastbranch.lbr);
894 	struct lbr_entry *lbr;
899 		lbr = entries ? &entries[i] : NULL;
902 		from = rdlbr_from(i, lbr);
909 		to = rdlbr_to(i, lbr);
910 		info = rdlbr_info(i, lbr);
998 	intel_pmu_store_lbr(cpuc, xsave->lbr.entries);
1265 void intel_pmu_store_pebs_lbrs(struct lbr_entry *lbr)
1276 	intel_pmu_store_lbr(cpuc, lbr);
1688  * @lbr: the caller's memory to store the LBR records information
1690 void x86_perf_get_lbr(struct x86_pmu_lbr *lbr)
1692 	lbr->nr = x86_pmu.lbr_nr;
1693 	lbr->from = x86_pmu.lbr_from;
1694 	lbr->to = x86_pmu.lbr_to;
1695 	lbr->info = x86_pmu.lbr_info;
1696 	lbr->has_callstack = x86_pmu_has_lbr_callstack();