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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /tools/perf/trace/beauty/fadvise.sh
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/trace/beauty/fadvise.sh')
-rwxr-xr-xtools/perf/trace/beauty/fadvise.sh22
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/fadvise.sh b/tools/perf/trace/beauty/fadvise.sh
new file mode 100755
index 000000000..b15ae3875
--- /dev/null
+++ b/tools/perf/trace/beauty/fadvise.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+# SPDX-License-Identifier: LGPL-2.1
+
+[ $# -eq 1 ] && header_dir=$1 || header_dir=tools/include/uapi/linux/
+
+printf "static const char *fadvise_advices[] = {\n"
+regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+POSIX_FADV_(\w+)[[:space:]]+([[:digit:]]+)[[:space:]]+.*'
+
+egrep $regex ${header_dir}/fadvise.h | \
+ sed -r "s/$regex/\2 \1/g" | \
+ sort | xargs printf "\t[%s] = \"%s\",\n" | \
+ grep -v "[6].*DONTNEED" | grep -v "[7].*NOREUSE"
+printf "};\n"
+
+# XXX Fix this properly:
+
+# The grep 6/7 DONTNEED/NOREUSE are a hack to filter out the s/390 oddity See
+# tools/include/uapi/linux/fadvise.h for details.
+
+# Probably fix this when generating the string tables per arch so that We can
+# reliably process on arch FOO a perf.data file collected by 'perf trace
+# record' on arch BAR, e.g. collect on s/390 and process on x86.