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author | Gautam <gautammenghani201@gmail.com> | 2022-06-25 22:52:45 +0300 |
---|---|---|
committer | Shuah Khan <skhan@linuxfoundation.org> | 2022-06-27 23:14:41 +0300 |
commit | 43fe0cc46b6206b25f0f13bb249f0078441ae15a (patch) | |
tree | e2aeb062d14f52e2fdd88bea8428a494f9fb57eb /tools/testing/selftests/damon | |
parent | 18afe1bf05a11c1b186bcf696e7a06bfed0e5ba2 (diff) | |
download | linux-43fe0cc46b6206b25f0f13bb249f0078441ae15a.tar.xz |
kselftests/damon: add support for cases where debugfs cannot be read
The kernel is in lockdown mode when secureboot is enabled and hence
debugfs cannot be used. Add support for this and other general cases
where debugfs cannot be read and communicate the same to the user before
running tests.
Signed-off-by: Gautam <gautammenghani201@gmail.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests/damon')
-rw-r--r-- | tools/testing/selftests/damon/_chk_dependency.sh | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/testing/selftests/damon/_chk_dependency.sh b/tools/testing/selftests/damon/_chk_dependency.sh index 0189db81550b..0328ac0b5a5e 100644 --- a/tools/testing/selftests/damon/_chk_dependency.sh +++ b/tools/testing/selftests/damon/_chk_dependency.sh @@ -26,3 +26,13 @@ do exit 1 fi done + +permission_error="Operation not permitted" +for f in attrs target_ids monitor_on +do + status=$( cat "$DBGFS/$f" 2>&1 ) + if [ "${status#*$permission_error}" != "$status" ]; then + echo "Permission for reading $DBGFS/$f denied; maybe secureboot enabled?" + exit $ksft_skip + fi +done |