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Commit | Line | Data |
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5ce669a5 ACM |
1 | # Arnaldo Carvalho de Melo <acme@kernel.org>, 2017 |
2 | ||
35435cd0 | 3 | perf probe -l 2>&1 | grep -q probe:vfs_getname |
5ce669a5 ACM |
4 | had_vfs_getname=$? |
5 | ||
6 | cleanup_probe_vfs_getname() { | |
7 | if [ $had_vfs_getname -eq 1 ] ; then | |
8 | perf probe -q -d probe:vfs_getname | |
9 | fi | |
10 | } | |
11 | ||
12 | add_probe_vfs_getname() { | |
13 | local verbose=$1 | |
14 | if [ $had_vfs_getname -eq 1 ] ; then | |
35435cd0 | 15 | line=$(perf probe -L getname_flags 2>&1 | egrep 'result.*=.*filename;' | sed -r 's/[[:space:]]+([[:digit:]]+)[[:space:]]+result->uptr.*/\1/') |
2b728861 | 16 | perf probe $verbose "vfs_getname=getname_flags:${line} pathname=result->name:string" |
5ce669a5 ACM |
17 | fi |
18 | } | |
19 | ||
20 | skip_if_no_debuginfo() { | |
2b728861 | 21 | add_probe_vfs_getname -v 2>&1 | egrep -q "^(Failed to find the path for kernel|Debuginfo-analysis is not supported)" && return 2 |
5ce669a5 ACM |
22 | return 1 |
23 | } |