This file is indexed.

/usr/src/linux-source-4.4.0/debian/scripts/retpoline-check is in linux-source-4.4.0 4.4.0-139.165.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
#!/bin/bash

flavour="$1"
prev_abidir="$2"
curr_abidir="$3"
skipretpoline="$4"

echo "II: Checking retpoline indirections for $flavour...";

if [ "$skipretpoline" = 'true' ]; then
	echo "manual request ignoring retpoline delta"
fi

if [ -f "$prev_abidir/ignore.retpoline" -o \
     -f "$prev_abidir/$flavour.ignore.retpoline" ]; then
	echo "explicitly ignoring retpoline delta"
	skipretpoline='true'
fi

prev="$prev_abidir/$flavour.retpoline"
curr="$curr_abidir/$flavour.retpoline"
if [ ! -f "$prev" ]; then
	echo "previous retpoline file missing!"
	echo "   $prev"
	prev="/dev/null"
fi
if [ ! -f "$curr" ]; then
	echo "current retpoline file missing!"
	echo "   $curr"
	curr="/dev/null"
fi

echo "II: retpoline delta in this package..."
rc=0
diff -u "$prev" "$curr" || true
count=$( diff -u "$prev" "$curr" | grep '^+[^+]' | wc -l )
if [ "$count" != 0 ]; then
	rc=1
	echo "WW: $count new retpoline sequences detected"
fi

echo "II: Done";
if [ "$skipretpoline" = 'true' -a "$rc" -ne 0 ]; then
	echo "II: ignoring errors"
	exit 0
fi
exit "$rc"