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-rwxr-xr-xtools/perf/trace/beauty/madvise_behavior.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/trace/beauty/madvise_behavior.sh b/tools/perf/trace/beauty/madvise_behavior.sh
index 4527d290cdfc..c659c33bfc07 100755
--- a/tools/perf/trace/beauty/madvise_behavior.sh
+++ b/tools/perf/trace/beauty/madvise_behavior.sh
@@ -5,7 +5,7 @@
printf "static const char *madvise_advices[] = {\n"
regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MADV_([[:alnum:]_]+)[[:space:]]+([[:digit:]]+)[[:space:]]*.*'
-egrep $regex ${header_dir}/mman-common.h | \
+grep -E $regex ${header_dir}/mman-common.h | \
sed -r "s/$regex/\2 \1/g" | \
sort -n | xargs printf "\t[%s] = \"%s\",\n"
printf "};\n"