From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755995AbbIXKJD (ORCPT ); Thu, 24 Sep 2015 06:09:03 -0400 Received: from mga03.intel.com ([134.134.136.65]:36934 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754672AbbIXKIh (ORCPT ); Thu, 24 Sep 2015 06:08:37 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,580,1437462000"; d="scan'208";a="811928758" From: Adrian Hunter To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , linux-kernel@vger.kernel.org Subject: [PATCH 1/2] perf intel-pt: Remove no_force_psb from documentation Date: Thu, 24 Sep 2015 13:05:21 +0300 Message-Id: <1443089122-19082-2-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1443089122-19082-1-git-send-email-adrian.hunter@intel.com> References: <1443089122-19082-1-git-send-email-adrian.hunter@intel.com> 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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org no_force_psb was dropped as a late change to the kernel driver. Consequently, remove it from the documentation. Signed-off-by: Adrian Hunter --- tools/perf/Documentation/intel-pt.txt | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/tools/perf/Documentation/intel-pt.txt b/tools/perf/Documentation/intel-pt.txt index 4a0501d7a3b4..c94c9de3173e 100644 --- a/tools/perf/Documentation/intel-pt.txt +++ b/tools/perf/Documentation/intel-pt.txt @@ -364,21 +364,6 @@ cyc_thresh Specifies how frequently CYC packets are produced - see cyc CYC packets are not requested by default. -no_force_psb This is a driver option and is not in the IA32_RTIT_CTL MSR. - - It stops the driver resetting the byte count to zero whenever - enabling the trace (for example on context switches) which in - turn results in no PSB being forced. However some processors - will produce a PSB anyway. - - In any case, there is still a PSB when the trace is enabled for - the first time. - - no_force_psb can be used to slightly decrease the trace size but - may make it harder for the decoder to recover from errors. - - no_force_psb is not selected by default. - new snapshot option ------------------- -- 1.9.1