From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail5.wrs.com (mail5.wrs.com [192.103.53.11]) by mx.groups.io with SMTP id smtpd.web12.1595.1592893314439465001 for ; Mon, 22 Jun 2020 23:21:54 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: windriver.com, ip: 192.103.53.11, mailfrom: liwei.song@windriver.com) Received: from ALA-HCA.corp.ad.wrs.com (ala-hca.corp.ad.wrs.com [147.11.189.40]) by mail5.wrs.com (8.15.2/8.15.2) with ESMTPS id 05N6L1HD028382 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL) for ; Mon, 22 Jun 2020 23:21:43 -0700 Received: from pek-lpggp3.wrs.com (128.224.153.76) by ALA-HCA.corp.ad.wrs.com (147.11.189.40) with Microsoft SMTP Server id 14.3.487.0; Mon, 22 Jun 2020 23:21:30 -0700 From: "LiweiSong" To: openembedded-devel CC: Subject: [oe][meta-oe][PATCH] pm-graph: add flags support for RT kernel Date: Tue, 23 Jun 2020 14:21:27 +0800 Message-ID: <20200623062127.37418-1-liwei.song@windriver.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain with PREEMPT_RT enabled in kernel, ftrace have a different falgs compare with standard kernel. Add supported for RT kernel ftrace flags format. Signed-off-by: Liwei Song --- ...d-support-for-RT-kernel-ftrace-flags.patch | 42 +++++++++++++++++++ .../recipes-kernel/pm-graph/pm-graph_5.5.bb | 1 + 2 files changed, 43 insertions(+) create mode 100644 meta-oe/recipes-kernel/pm-graph/pm-graph/0001-sleepgraph-add-support-for-RT-kernel-ftrace-flags.patch diff --git a/meta-oe/recipes-kernel/pm-graph/pm-graph/0001-sleepgraph-add-support-for-RT-kernel-ftrace-flags.patch b/meta-oe/recipes-kernel/pm-graph/pm-graph/0001-sleepgraph-add-support-for-RT-kernel-ftrace-flags.patch new file mode 100644 index 000000000000..f7f8bc06871d --- /dev/null +++ b/meta-oe/recipes-kernel/pm-graph/pm-graph/0001-sleepgraph-add-support-for-RT-kernel-ftrace-flags.patch @@ -0,0 +1,42 @@ +From 47a1db21f6c5d17c94c58c3fe0dcce35c623dbf4 Mon Sep 17 00:00:00 2001 +From: Liwei Song +Date: Tue, 23 Jun 2020 04:47:20 +0000 +Subject: [PATCH] sleepgraph: add support for RT kernel ftrace flags + +with PREEMPT_RT enabled in kernel, ftrace have a different +flags format: + + _-----=> irqs-off + / _----=> need-resched + | / _----=> need-resched + || / _---=> hardirq/softirq + ||| / _--=> preempt-depth + ||||/ delay +TASK-PID CPU# ||||| TIMESTAMP FUNCTION + | | | ||||| | | + +add support for this. + +Upstream-Status: Submitted [https://github.com/intel/pm-graph/pull/18] + +Signed-off-by: Liwei Song +--- + sleepgraph.py | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/sleepgraph.py b/sleepgraph.py +index cfed8e09e0e6..561f165cf9be 100755 +--- a/sleepgraph.py ++++ b/sleepgraph.py +@@ -2689,7 +2689,7 @@ class TestProps: + '[ +!#\*@$]*(?P[0-9\.]*) .*\| (?P.*)' + ftrace_line_fmt_nop = \ + ' *(?P.*)-(?P[0-9]*) *\[(?P[0-9]*)\] *'+\ +- '(?P.{4}) *(?P[0-9\.]*): *'+\ ++ '(?P.{4,7}) *(?P[0-9\.]*): *'+\ + '(?P.*)' + def __init__(self): + self.stamp = '' +-- +2.24.1 + diff --git a/meta-oe/recipes-kernel/pm-graph/pm-graph_5.5.bb b/meta-oe/recipes-kernel/pm-graph/pm-graph_5.5.bb index a1378866ad47..4526eeed3fe6 100644 --- a/meta-oe/recipes-kernel/pm-graph/pm-graph_5.5.bb +++ b/meta-oe/recipes-kernel/pm-graph/pm-graph_5.5.bb @@ -9,6 +9,7 @@ SRCREV = "cf59527dc24fdd2f314ae4dcaeb3d68a117988f6" SRC_URI = "git://github.com/intel/pm-graph.git \ file://0001-Makefile-fix-multilib-build-failure.patch \ file://0001-sleepgraph.py-use-python3.patch \ + file://0001-sleepgraph-add-support-for-RT-kernel-ftrace-flags.patch \ " S = "${WORKDIR}/git" -- 2.17.1