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Commit fcdf1797 authored by Jacob Pan's avatar Jacob Pan Committed by Rafael J. Wysocki
Browse files

powercap / RAPL: change domain detection message 



Many CPUs do not support complete set of RAPL domains, as a
result this detection failed message is very misleading and
can be annoying.

 [    5.082632] intel_rapl: RAPL domain core detection failed
 [    5.088370] intel_rapl: RAPL domain uncore detection failed

So lower the warning message to info and only print out the RAPL
domains that are supported.

Signed-off-by: default avatarJacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 64c7569c

drivers/powercap/intel_rapl.c

+3 −4
Original line number Original line Diff line number Diff line
@@ -1167,11 +1167,10 @@ static int rapl_detect_domains(struct rapl_package *rp, int cpu) 




	for (i = 0; i < RAPL_DOMAIN_MAX; i++) {

	for (i = 0; i < RAPL_DOMAIN_MAX; i++) {

		/* use physical package id to read counters */

		/* use physical package id to read counters */

		if (!rapl_check_domain(cpu, i))

		if (!rapl_check_domain(cpu, i)) {

			rp->domain_map |= 1 << i;

			rp->domain_map |= 1 << i;

		else

			pr_info("Found RAPL domain %s\n", rapl_domain_names[i]);

			pr_warn("RAPL domain %s detection failed\n",

		}

				rapl_domain_names[i]);

	}

	}

	rp->nr_domains = bitmap_weight(&rp->domain_map,	RAPL_DOMAIN_MAX);

	rp->nr_domains = bitmap_weight(&rp->domain_map,	RAPL_DOMAIN_MAX);

	if (!rp->nr_domains) {

	if (!rp->nr_domains) {