Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ccbb6afe authored by Andi Kleen's avatar Andi Kleen Committed by Arnaldo Carvalho de Melo
Browse files

perf record: Remove suggestion to enable APIC 



'perf record' suggests to enable the APIC on errors.

APIC is practically always used today and the problem is usually
somewhere else.

Just remove the outdated suggestion.

Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
Acked-by: default avatarJiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/20180406203812.3087-5-andi@firstfloor.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent ec394845

tools/perf/util/evsel.c

+1 −2
Original line number Original line Diff line number Diff line
@@ -2870,8 +2870,7 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target, 
#if defined(__i386__) || defined(__x86_64__)

#if defined(__i386__) || defined(__x86_64__)

		if (evsel->attr.type == PERF_TYPE_HARDWARE)

		if (evsel->attr.type == PERF_TYPE_HARDWARE)

			return scnprintf(msg, size, "%s",

			return scnprintf(msg, size, "%s",

	"No hardware sampling interrupt available.\n"

	"No hardware sampling interrupt available.\n");

	"No APIC? If so then you can boot the kernel with the \"lapic\" boot parameter to force-enable it.");

#endif

#endif

		break;

		break;

	case EBUSY:

	case EBUSY: