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selftests/livepatch: normalize sysctl error message

The livepatch kselftests rely on comparing expected and actual output from such commands as sysctl. A recent commit in procps-ng v4.0.0 [1] changed sysctl's output to emit key pathnames like: sysctl: setting key "/proc/sys/kernel/ftrace_enabled": Device or resource busy versus previous dotted output: sysctl: setting key "kernel.ftrace_enabled": Device or resource busy The modification in output was later reverted [2], but since the change has been tagged in procps-ng v4.0.0, update the livepatch kselftest to handle either case. [1] https://gitlab.com/procps-ng/procps/-/commit/6389deca5bf667f5fab5912acde78ba8e0febbc7 [2] https://gitlab.com/procps-ng/procps/-/commit/b159c198c9160a8eb13254e2b631d0035b9b542c

Joe Lawrence committed 4 years ago

Commit 857300b1 parent 66d85291 file · +1 −1Browse files

Unified · Split

tools/testing/selftests/livepatch/functions.sh+1−1
@@ -86,7 +86,7 @@ function set_ftrace_enabled() { · 85 unmodified lines
8686
8787 if [[ "$result" != "$1" ]] ; then
8888 if [[ $can_fail -eq 1 ]] ; then
89− echo "livepatch: $err" > /dev/kmsg
89+ echo "livepatch: $err" | sed 's#/proc/sys/kernel/#kernel.#' > /dev/kmsg
9090 return
9191 fi
9292