Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
perf test trace+probe_vfs_getname.sh: Remove stray \ before /
Running on fedora:38 in verbose mode I noticed:
# perf test -v 117
grep: warning: stray \ before /
117: Check open filename arg using perf trace + vfs_getname :
Remove that \ before /.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/lkml/ZNvTDsSMO3nw9Tnp@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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tools/perf/tests/shell/trace+probe_vfs_getname.sh
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tools/perf/tests/shell/trace+probe_vfs_getname.sh
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trace_open_vfs_getname() {
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evts="$(echo "$(perf list syscalls:sys_enter_open* 2>/dev/null | grep -E 'open(at)? ' | sed -r 's/.*sys_enter_([a-z]+) +\[.*$/\1/')" | sed ':a;N;s:\n:,:g')"
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perf trace -e $evts touch $file 2>&1 | \
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grep -E " +[0-9]+\.[0-9]+ +\( +[0-9]+\.[0-9]+ ms\): +touch\/[0-9]+ open(at)?\((dfd: +CWD, +)?filename: +${file}, +flags: CREAT\|NOCTTY\|NONBLOCK\|WRONLY, +mode: +IRUGO\|IWUGO\) += +[0-9]+$"
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grep -E " +[0-9]+\.[0-9]+ +\( +[0-9]+\.[0-9]+ ms\): +touch/[0-9]+ open(at)?\((dfd: +CWD, +)?filename: +${file}, +flags: CREAT\|NOCTTY\|NONBLOCK\|WRONLY, +mode: +IRUGO\|IWUGO\) += +[0-9]+$"
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}
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