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Date: Thu, 3 Jan 2019 05:16:29 -0800
From: tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: tglx@...utronix.de, namhyung@...nel.org, jolsa@...nel.org,
acme@...hat.com, hpa@...or.com, adrian.hunter@...el.com,
mingo@...nel.org, wangnan0@...wei.com, lclaudio@...hat.com,
linux-kernel@...r.kernel.org
Subject: [tip:perf/urgent] perf beauty ioctl: Add generator for USBDEVFS_
ioctl commands
Commit-ID: 870c3f40dc78edec6437a2ced03976b66eeacf49
Gitweb: https://git.kernel.org/tip/870c3f40dc78edec6437a2ced03976b66eeacf49
Author: Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Thu, 27 Dec 2018 14:27:35 -0300
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 28 Dec 2018 16:33:04 -0300
perf beauty ioctl: Add generator for USBDEVFS_ ioctl commands
Will be associated with fds with the right device major.
$ tools/perf/trace/beauty/usbdevfs_ioctl.sh
static const char *usbdevfs_ioctl_cmds[] = {
[0] = "CONTROL",
[10] = "SUBMITURB",
[11] = "DISCARDURB",
[12] = "REAPURB",
[13] = "REAPURBNDELAY",
[14] = "DISCSIGNAL",
[15] = "CLAIMINTERFACE",
[16] = "RELEASEINTERFACE",
[17] = "CONNECTINFO",
[18] = "IOCTL",
[19] = "HUB_PORTINFO",
[20] = "RESET",
[21] = "CLEAR_HALT",
[22] = "DISCONNECT",
[23] = "CONNECT",
[24] = "CLAIM_PORT",
[25] = "RELEASE_PORT",
[26] = "GET_CAPABILITIES",
[27] = "DISCONNECT_CLAIM",
[28] = "ALLOC_STREAMS",
[29] = "FREE_STREAMS",
[2] = "BULK",
[30] = "DROP_PRIVILEGES",
[31] = "GET_SPEED",
[3] = "RESETEP",
[4] = "SETINTERFACE",
[5] = "SETCONFIGURATION",
[8] = "GETDRIVER",
};
#if 0
static const char *usbdevfs_ioctl_32_cmds[] = {
[0] = "CONTROL32",
[10] = "SUBMITURB32",
[12] = "REAPURB32",
[13] = "REAPURBNDELAY32",
[14] = "DISCSIGNAL32",
[18] = "IOCTL32",
[2] = "BULK32",
};
#endif
$
Leaving the '32' variants commented, later we can try to support those
as well, from some other hint (maybe something about the thread issuing
the ioctls) and from the _IOC_SIZE(cmd).
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Wang Nan <wangnan0@...wei.com>
Link: https://lkml.kernel.org/n/tip-neq1lrji5k4ku0rktn7ytnri@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/trace/beauty/usbdevfs_ioctl.sh | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/tools/perf/trace/beauty/usbdevfs_ioctl.sh b/tools/perf/trace/beauty/usbdevfs_ioctl.sh
new file mode 100755
index 000000000000..930b80f422e8
--- /dev/null
+++ b/tools/perf/trace/beauty/usbdevfs_ioctl.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+# SPDX-License-Identifier: LGPL-2.1
+
+[ $# -eq 1 ] && header_dir=$1 || header_dir=tools/include/uapi/linux/
+
+printf "static const char *usbdevfs_ioctl_cmds[] = {\n"
+regex="^#[[:space:]]*define[[:space:]]+USBDEVFS_(\w+)[[:space:]]+_IO[WR]{0,2}\([[:space:]]*'U'[[:space:]]*,[[:space:]]*([[:digit:]]+).*"
+egrep $regex ${header_dir}/usbdevice_fs.h | egrep -v 'USBDEVFS_\w+32[[:space:]]' | \
+ sed -r "s/$regex/\2 \1/g" | \
+ sort | xargs printf "\t[%s] = \"%s\",\n"
+printf "};\n\n"
+printf "#if 0\n"
+printf "static const char *usbdevfs_ioctl_32_cmds[] = {\n"
+regex="^#[[:space:]]*define[[:space:]]+USBDEVFS_(\w+)[[:space:]]+_IO[WR]{0,2}\([[:space:]]*'U'[[:space:]]*,[[:space:]]*([[:digit:]]+).*"
+egrep $regex ${header_dir}/usbdevice_fs.h | egrep 'USBDEVFS_\w+32[[:space:]]' | \
+ sed -r "s/$regex/\2 \1/g" | \
+ sort | xargs printf "\t[%s] = \"%s\",\n"
+printf "};\n"
+printf "#endif\n"
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