From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.codeaurora.org by pdx-caf-mail.web.codeaurora.org (Dovecot) with LMTP id VFLZEpEXGVuMUwAAmS7hNA ; Thu, 07 Jun 2018 11:31:29 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 399C3608BA; Thu, 7 Jun 2018 11:31:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by smtp.codeaurora.org (Postfix) with ESMTP id C409D607E7; Thu, 7 Jun 2018 11:31:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org C409D607E7 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932536AbeFGLbZ (ORCPT + 25 others); Thu, 7 Jun 2018 07:31:25 -0400 Received: from mga07.intel.com ([134.134.136.100]:12576 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753354AbeFGLbX (ORCPT ); Thu, 7 Jun 2018 07:31:23 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Jun 2018 04:31:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,486,1520924400"; d="scan'208";a="45354586" Received: from ahunter-desktop.fi.intel.com ([10.237.72.168]) by fmsmga007.fm.intel.com with ESMTP; 07 Jun 2018 04:31:20 -0700 From: Adrian Hunter To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , linux-kernel@vger.kernel.org Subject: [PATCH] perf intel-pt: Fix packet decoding of CYC packets Date: Thu, 7 Jun 2018 14:30:02 +0300 Message-Id: <1528371002-8862-1-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.9.1 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use a 64-bit type so that the cycle count is not limited to 32-bits. Signed-off-by: Adrian Hunter Cc: stable@vger.kernel.org --- tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c index ba4c9dd18643..d426761a549d 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c @@ -366,7 +366,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf, if (len < offs) return INTEL_PT_NEED_MORE_BYTES; byte = buf[offs++]; - payload |= (byte >> 1) << shift; + payload |= ((uint64_t)byte >> 1) << shift; } packet->type = INTEL_PT_CYC; -- 1.9.1