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Diffstat (limited to 'Documentation/fault-injection/failmodule.sh')
-rw-r--r-- | Documentation/fault-injection/failmodule.sh | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/Documentation/fault-injection/failmodule.sh b/Documentation/fault-injection/failmodule.sh deleted file mode 100644 index 474a8b971f9c..000000000000 --- a/Documentation/fault-injection/failmodule.sh +++ /dev/null | |||
@@ -1,31 +0,0 @@ | |||
1 | #!/bin/bash | ||
2 | # | ||
3 | # Usage: failmodule <failname> <modulename> [stacktrace-depth] | ||
4 | # | ||
5 | # <failname>: "failslab", "fail_alloc_page", or "fail_make_request" | ||
6 | # | ||
7 | # <modulename>: module name that you want to inject faults. | ||
8 | # | ||
9 | # [stacktrace-depth]: the maximum number of stacktrace walking allowed | ||
10 | # | ||
11 | |||
12 | STACKTRACE_DEPTH=5 | ||
13 | if [ $# -gt 2 ]; then | ||
14 | STACKTRACE_DEPTH=$3 | ||
15 | fi | ||
16 | |||
17 | if [ ! -d /debug/$1 ]; then | ||
18 | echo "Fault-injection $1 does not exist" >&2 | ||
19 | exit 1 | ||
20 | fi | ||
21 | if [ ! -d /sys/module/$2 ]; then | ||
22 | echo "Module $2 does not exist" >&2 | ||
23 | exit 1 | ||
24 | fi | ||
25 | |||
26 | # Disable any fault injection | ||
27 | echo 0 > /debug/$1/stacktrace-depth | ||
28 | |||
29 | echo `cat /sys/module/$2/sections/.text` > /debug/$1/require-start | ||
30 | echo `cat /sys/module/$2/sections/.exit.text` > /debug/$1/require-end | ||
31 | echo $STACKTRACE_DEPTH > /debug/$1/stacktrace-depth | ||