diff options
Diffstat (limited to 'tools/perf/tests/shell/lib')
| -rw-r--r-- | tools/perf/tests/shell/lib/probe.sh | 6 | ||||
| -rw-r--r-- | tools/perf/tests/shell/lib/probe_vfs_getname.sh | 24 |
2 files changed, 30 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/lib/probe.sh b/tools/perf/tests/shell/lib/probe.sh new file mode 100644 index 000000000..6293cc660 --- /dev/null +++ b/tools/perf/tests/shell/lib/probe.sh @@ -0,0 +1,6 @@ +# Arnaldo Carvalho de Melo <acme@kernel.org>, 2017 + +skip_if_no_perf_probe() { + perf probe 2>&1 | grep -q 'is not a perf-command' && return 2 + return 0 +} diff --git a/tools/perf/tests/shell/lib/probe_vfs_getname.sh b/tools/perf/tests/shell/lib/probe_vfs_getname.sh new file mode 100644 index 000000000..c2cc42daf --- /dev/null +++ b/tools/perf/tests/shell/lib/probe_vfs_getname.sh @@ -0,0 +1,24 @@ +# Arnaldo Carvalho de Melo <acme@kernel.org>, 2017 + +perf probe -l 2>&1 | grep -q probe:vfs_getname +had_vfs_getname=$? + +cleanup_probe_vfs_getname() { + if [ $had_vfs_getname -eq 1 ] ; then + perf probe -q -d probe:vfs_getname* + fi +} + +add_probe_vfs_getname() { + local verbose=$1 + if [ $had_vfs_getname -eq 1 ] ; then + line=$(perf probe -L getname_flags 2>&1 | egrep 'result.*=.*filename;' | sed -r 's/[[:space:]]+([[:digit:]]+)[[:space:]]+result->uptr.*/\1/') + perf probe -q "vfs_getname=getname_flags:${line} pathname=result->name:string" || \ + perf probe $verbose "vfs_getname=getname_flags:${line} pathname=filename:ustring" + fi +} + +skip_if_no_debuginfo() { + add_probe_vfs_getname -v 2>&1 | egrep -q "^(Failed to find the path for kernel|Debuginfo-analysis is not supported)" && return 2 + return 1 +} |