From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A595C433EF for ; Fri, 10 Dec 2021 16:23:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242865AbhLJQ1E (ORCPT ); Fri, 10 Dec 2021 11:27:04 -0500 Received: from mga02.intel.com ([134.134.136.20]:49134 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241087AbhLJQ05 (ORCPT ); Fri, 10 Dec 2021 11:26:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1639153402; x=1670689402; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=H/hr95W+N5hDAufhis0dDI0dcKYNSrhOGZHlFw7XTgI=; b=B3xHMURj4KdC1BuXJDGICkoKPVbmaVxc7hPRPOuLhrpehiIWczuvlXgl xsogbYZEyEZay2fBoTVVT5ODEd0g9D/PJhbQJq/JWTl3j588zmhXjlPea p7Y+OCaORAoHP4HRRUBjvbHfWLh/PVrKTPMRUMCJrQ/YRiRtWxZwH0Dzv knFOuENXnCmXiKYOxH6jXeEfO1iGGV8pMJ5Omkit1/wSckOQTytGzhedx HhDuNpx5o64my0mVTPl+4RRqxvcVYnYS5Uky+tdumYMmLqpqeO9Fc3N5c unBy40pgnOHV5t5T3H7euPV5NsMc/ALNEDZXSnLXBQ8AGd+bE5eYg7xe/ g==; X-IronPort-AV: E=McAfee;i="6200,9189,10193"; a="225647108" X-IronPort-AV: E=Sophos;i="5.88,196,1635231600"; d="scan'208";a="225647108" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Dec 2021 08:23:09 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,196,1635231600"; d="scan'208";a="503981834" Received: from ahunter-desktop.fi.intel.com ([10.237.72.76]) by orsmga007.jf.intel.com with ESMTP; 10 Dec 2021 08:23:08 -0800 From: Adrian Hunter To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , linux-kernel@vger.kernel.org Subject: [PATCH 2/7] perf intel-pt: Fix sync state Date: Fri, 10 Dec 2021 18:22:58 +0200 Message-Id: <20211210162303.2288710-3-adrian.hunter@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211210162303.2288710-1-adrian.hunter@intel.com> References: <20211210162303.2288710-1-adrian.hunter@intel.com> MIME-Version: 1.0 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When syncing, it may be that branch packet generation is not enabled at that point, in which case there will not immediately be a control-flow packet, so some packets before a control flow packet turns up, get ignored. However, the decoder is in sync as soon as a PSB is found, so the state should be set accordingly. Fixes: f4aa081949e7b6 ("perf tools: Add Intel PT decoder") Cc: stable@vger.kernel.org # v5.15+ Signed-off-by: Adrian Hunter --- tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c index 6f6f163161a9..bddf98123dc3 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c @@ -3608,7 +3608,7 @@ static int intel_pt_sync(struct intel_pt_decoder *decoder) } decoder->have_last_ip = true; - decoder->pkt_state = INTEL_PT_STATE_NO_IP; + decoder->pkt_state = INTEL_PT_STATE_IN_SYNC; err = intel_pt_walk_psb(decoder); if (err) -- 2.25.1