summaryrefslogtreecommitdiff
path: root/tools/perf/perf-archive.sh
blob: e919306202699cce814589562a4c91ff6bc32983 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
#!/bin/bash
# perf archive
# Arnaldo Carvalho de Melo <acme@redhat.com>

PERF_DATA=perf.data
if [ $# -ne 0 ] ; then
	PERF_DATA=$1
fi

#
# PERF_BUILDID_DIR environment variable set by perf
# path to buildid directory, default to $HOME/.debug
#
if [ -z $PERF_BUILDID_DIR ]; then
	PERF_BUILDID_DIR=~/.debug/
else
        # append / to make substitutions work
        PERF_BUILDID_DIR=$PERF_BUILDID_DIR/
fi

BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
NOBUILDID=0000000000000000000000000000000000000000

perf buildid-list -i $PERF_DATA --with-hits | grep -v "^$NOBUILDID " > $BUILDIDS
if [ ! -s $BUILDIDS ] ; then
	echo "perf archive: no build-ids found"
	rm $BUILDIDS || true
	exit 1
fi

MANIFEST=$(mktemp /tmp/perf-archive-manifest.XXXXXX)
PERF_BUILDID_LINKDIR=$(readlink -f $PERF_BUILDID_DIR)/

cut -d ' ' -f 1 $BUILDIDS | \
while read build_id ; do
	linkname=$PERF_BUILDID_DIR.build-id/${build_id:0:2}/${build_id:2}
	filename=$(readlink -f $linkname)
	echo ${linkname#$PERF_BUILDID_DIR} >> $MANIFEST
	echo ${filename#$PERF_BUILDID_LINKDIR} >> $MANIFEST
done

tar cjf $PERF_DATA.tar.bz2 -C $PERF_BUILDID_DIR -T $MANIFEST
rm $MANIFEST $BUILDIDS || true
echo -e "Now please run:\n"
echo -e "$ tar xvf $PERF_DATA.tar.bz2 -C ~/.debug\n"
echo "wherever you need to run 'perf report' on."
exit 0
There's no reason to online the subsystems early and we can simply drop cgroup_apply_control_enable() call from cgroup_create() so that the subsystems are onlined and made visible at the same time. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Fixes: a5bca2152036 ("cgroup: factor out cgroup_create() out of cgroup_mkdir()") Cc: stable@vger.kernel.org # v4.6+
Diffstat (limited to 'drivers/usb/dwc3')