Commit ed2ec63d authored by Wardenjohn's avatar Wardenjohn Committed by Petr Mladek
Browse files

selftests: livepatch: add test cases of stack_order sysfs interface 



Add selftest test cases to sysfs attribute 'stack_order'.

Suggested-by: default avatarPetr Mladek <pmladek@suse.com>
Signed-off-by: default avatarWardenjohn <zhangwarden@gmail.com>
Reviewed-by: default avatarPetr Mladek <pmladek@suse.com>
Tested-by: default avatarPetr 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: default avatarPetr Mladek <pmladek@suse.com>
parent 3dae09de

tools/testing/selftests/livepatch/test-sysfs.sh

+71 −0
Original line number Diff line number Diff line
@@ -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