Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1345700

[tip:perf/core] perf/x86/intel/rapl: Make Knights Landings support functional

Show all headers | View raw

Commit-ID:  4d120c535d638a952e644817ba3cbef30deedb2b
Gitweb:     http://git.kernel.org/tip/4d120c535d638a952e644817ba3cbef30deedb2b
Author:     Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Mon, 22 Feb 2016 22:19:20 +0000
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 29 Feb 2016 09:35:21 +0100

perf/x86/intel/rapl: Make Knights Landings support functional

The Knights Landings support added the events and the detection case, but then
returns 0 without actually initializing the driver.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andi Kleen <andi.kleen@intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Cc: Harish Chegondi <harish.chegondi@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: linux-kernel@vger.kernel.org
Fixes: 3a2a7797326a4 "perf/x86/intel/rapl: Add support for Knights Landing (KNL)"
Link: http://lkml.kernel.org/r/20160222221012.149331888@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/events/intel/rapl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c
index 580f504..536f0ce 100644
--- a/arch/x86/events/intel/rapl.c
+++ b/arch/x86/events/intel/rapl.c
@@ -731,7 +731,7 @@ static int __init rapl_pmu_init(void)
 		rapl_add_quirk(rapl_hsw_server_quirk);
 		rapl_cntr_mask = RAPL_IDX_KNL;
 		rapl_pmu_events_group.attrs = rapl_events_knl_attr;
-
+		break;
 	default:
 		/* unsupported */
 		return 0;

Back to linux.kernel | Previous | Next | Find similar | Unroll thread

Thread

[tip:perf/core] perf/x86/intel/rapl: Make Knights Landings support  functional tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2016-02-29 12:20 +0100

csiph-web