From: tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: tglx@linutronix.de, acme@redhat.com, adrian.hunter@intel.com,
hpa@zytor.com, jolsa@kernel.org, linux-kernel@vger.kernel.org,
namhyung@kernel.org, mingo@kernel.org
Subject: [tip:perf/core] perf beauty: Add a string table generator for renameat2's flags constants
Date: Thu, 20 Dec 2018 10:02:31 -0800 [thread overview]
Message-ID: <tip-ta2jbh03spkymp4sbdh489g8@git.kernel.org> (raw)
Commit-ID: bdc2a9d64a4c4c77c63ce2561bd644d233fcb1fc
Gitweb: https://git.kernel.org/tip/bdc2a9d64a4c4c77c63ce2561bd644d233fcb1fc
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Tue, 11 Dec 2018 10:16:42 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 18 Dec 2018 12:23:55 -0300
perf beauty: Add a string table generator for renameat2's flags constants
Using the already copied tools/include/uapi/linux/fs.h file:
$ tools/perf/trace/beauty/rename_flags.sh
static const char *rename_flags[] = {
[0 + 1] = "NOREPLACE",
[1 + 1] = "EXCHANGE",
[2 + 1] = "WHITEOUT",
};
$
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-ta2jbh03spkymp4sbdh489g8@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/trace/beauty/rename_flags.sh | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/tools/perf/trace/beauty/rename_flags.sh b/tools/perf/trace/beauty/rename_flags.sh
new file mode 100755
index 000000000000..54c87c782ab2
--- /dev/null
+++ b/tools/perf/trace/beauty/rename_flags.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+# Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
+# SPDX-License-Identifier: LGPL-2.1
+
+[ $# -eq 1 ] && header_dir=$1 || header_dir=tools/include/uapi/linux/
+
+fs_header=${header_dir}/fs.h
+
+printf "static const char *rename_flags[] = {\n"
+regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+RENAME_([[:alnum:]_]+)[[:space:]]+\(1[[:space:]]*<<[[:space:]]*([[:xdigit:]]+)[[:space:]]*\)[[:space:]]*.*'
+egrep -q $regex ${fs_header} && \
+(egrep $regex ${fs_header} | \
+ sed -r "s/$regex/\2 \1/g" | \
+ xargs printf "\t[%d + 1] = \"%s\",\n")
+printf "};\n"
reply other threads:[~2018-12-20 18:02 UTC|newest]
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