From: tip-bot for Adrian Hunter <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: adrian.hunter@intel.com, acme@redhat.com, mingo@kernel.org,
hpa@zytor.com, jolsa@redhat.com, linux-kernel@vger.kernel.org,
tglx@linutronix.de
Subject: [tip:perf/urgent] perf intel-pt: Remove no_force_psb from documentation
Date: Fri, 25 Sep 2015 23:21:54 -0700 [thread overview]
Message-ID: <tip-597ee40722bf05195f91a41e88e15b79bdab152c@git.kernel.org> (raw)
In-Reply-To: <1443089122-19082-2-git-send-email-adrian.hunter@intel.com>
Commit-ID: 597ee40722bf05195f91a41e88e15b79bdab152c
Gitweb: http://git.kernel.org/tip/597ee40722bf05195f91a41e88e15b79bdab152c
Author: Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Thu, 24 Sep 2015 13:05:21 +0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Fri, 25 Sep 2015 10:42:38 -0300
perf intel-pt: Remove no_force_psb from documentation
no_force_psb was dropped as a late change to the kernel driver.
Consequently, remove it from the documentation.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1443089122-19082-2-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
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 4a0501d..c94c9de 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
-------------------
next prev parent reply other threads:[~2015-09-26 6:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-24 10:05 [PATCH 0/2] perf tools: Urgent fixes Adrian Hunter
2015-09-24 10:05 ` [PATCH 1/2] perf intel-pt: Remove no_force_psb from documentation Adrian Hunter
2015-09-26 6:21 ` tip-bot for Adrian Hunter [this message]
2015-09-24 10:05 ` [PATCH 2/2] perf tools: Fix copying of /proc/kcore Adrian Hunter
2015-09-26 6:22 ` [tip:perf/urgent] " tip-bot for Adrian Hunter
2015-09-25 13:49 ` [PATCH 0/2] perf tools: Urgent fixes Arnaldo Carvalho de Melo
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