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selftests: livepatch: add test cases of stack_order sysfs interface

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Add selftest test cases to sysfs attribute 'stack_order'.

Suggested-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Wardenjohn <zhangwarden@gmail.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Tested-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20241024083530.58775-1-zhangwarden@gmail.com
[pmladek@suse.com: Substitute $SYSFS_KLP_DIR]
Signed-off-by: Petr Mladek <pmladek@suse.com>
This commit is contained in:
Wardenjohn
2024-10-24 16:35:30 +08:00
committed by Petr Mladek
parent 3dae09de40
commit ed2ec63d3f
1 changed files with 71 additions and 0 deletions
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71
tools/testing/selftests/livepatch/test-sysfs.sh
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@@ -5,6 +5,8 @@
. $(dirname $0)/functions.sh
MOD_LIVEPATCH=test_klp_livepatch
MOD_LIVEPATCH2=test_klp_callbacks_demo
MOD_LIVEPATCH3=test_klp_syscall
setup_config
@@ -19,6 +21,8 @@ check_sysfs_rights "$MOD_LIVEPATCH" "enabled" "-rw-r--r--"
check_sysfs_value "$MOD_LIVEPATCH" "enabled" "1"
check_sysfs_rights "$MOD_LIVEPATCH" "force" "--w-------"
check_sysfs_rights "$MOD_LIVEPATCH" "replace" "-r--r--r--"
check_sysfs_rights "$MOD_LIVEPATCH" "stack_order" "-r--r--r--"
check_sysfs_value "$MOD_LIVEPATCH" "stack_order" "1"
check_sysfs_rights "$MOD_LIVEPATCH" "transition" "-r--r--r--"
check_sysfs_value "$MOD_LIVEPATCH" "transition" "0"
check_sysfs_rights "$MOD_LIVEPATCH" "vmlinux/patched" "-r--r--r--"
@@ -131,4 +135,71 @@ livepatch: '$MOD_LIVEPATCH': completing unpatching transition
livepatch: '$MOD_LIVEPATCH': unpatching complete
% rmmod $MOD_LIVEPATCH"
start_test "sysfs test stack_order value"
load_lp $MOD_LIVEPATCH
check_sysfs_value "$MOD_LIVEPATCH" "stack_order" "1"
load_lp $MOD_LIVEPATCH2
check_sysfs_value "$MOD_LIVEPATCH2" "stack_order" "2"
load_lp $MOD_LIVEPATCH3
check_sysfs_value "$MOD_LIVEPATCH3" "stack_order" "3"
disable_lp $MOD_LIVEPATCH2
unload_lp $MOD_LIVEPATCH2
check_sysfs_value "$MOD_LIVEPATCH" "stack_order" "1"
check_sysfs_value "$MOD_LIVEPATCH3" "stack_order" "2"
disable_lp $MOD_LIVEPATCH3
unload_lp $MOD_LIVEPATCH3
disable_lp $MOD_LIVEPATCH
unload_lp $MOD_LIVEPATCH
check_result "% insmod test_modules/$MOD_LIVEPATCH.ko
livepatch: enabling patch '$MOD_LIVEPATCH'
livepatch: '$MOD_LIVEPATCH': initializing patching transition
livepatch: '$MOD_LIVEPATCH': starting patching transition
livepatch: '$MOD_LIVEPATCH': completing patching transition
livepatch: '$MOD_LIVEPATCH': patching complete
% insmod test_modules/$MOD_LIVEPATCH2.ko
livepatch: enabling patch '$MOD_LIVEPATCH2'
livepatch: '$MOD_LIVEPATCH2': initializing patching transition
$MOD_LIVEPATCH2: pre_patch_callback: vmlinux
livepatch: '$MOD_LIVEPATCH2': starting patching transition
livepatch: '$MOD_LIVEPATCH2': completing patching transition
$MOD_LIVEPATCH2: post_patch_callback: vmlinux
livepatch: '$MOD_LIVEPATCH2': patching complete
% insmod test_modules/$MOD_LIVEPATCH3.ko
livepatch: enabling patch '$MOD_LIVEPATCH3'
livepatch: '$MOD_LIVEPATCH3': initializing patching transition
livepatch: '$MOD_LIVEPATCH3': starting patching transition
livepatch: '$MOD_LIVEPATCH3': completing patching transition
livepatch: '$MOD_LIVEPATCH3': patching complete
% echo 0 > $SYSFS_KLP_DIR/$MOD_LIVEPATCH2/enabled
livepatch: '$MOD_LIVEPATCH2': initializing unpatching transition
$MOD_LIVEPATCH2: pre_unpatch_callback: vmlinux
livepatch: '$MOD_LIVEPATCH2': starting unpatching transition
livepatch: '$MOD_LIVEPATCH2': completing unpatching transition
$MOD_LIVEPATCH2: post_unpatch_callback: vmlinux
livepatch: '$MOD_LIVEPATCH2': unpatching complete
% rmmod $MOD_LIVEPATCH2
% echo 0 > $SYSFS_KLP_DIR/$MOD_LIVEPATCH3/enabled
livepatch: '$MOD_LIVEPATCH3': initializing unpatching transition
livepatch: '$MOD_LIVEPATCH3': starting unpatching transition
livepatch: '$MOD_LIVEPATCH3': completing unpatching transition
livepatch: '$MOD_LIVEPATCH3': unpatching complete
% rmmod $MOD_LIVEPATCH3
% echo 0 > $SYSFS_KLP_DIR/$MOD_LIVEPATCH/enabled
livepatch: '$MOD_LIVEPATCH': initializing unpatching transition
livepatch: '$MOD_LIVEPATCH': starting unpatching transition
livepatch: '$MOD_LIVEPATCH': completing unpatching transition
livepatch: '$MOD_LIVEPATCH': unpatching complete
% rmmod $MOD_LIVEPATCH"
exit 0