diff options
Diffstat (limited to 'lib/fault-inject.c')
| -rw-r--r-- | lib/fault-inject.c | 32 |
1 files changed, 1 insertions, 31 deletions
diff --git a/lib/fault-inject.c b/lib/fault-inject.c index d143c0f..b5a90fc 100644 --- a/lib/fault-inject.c +++ b/lib/fault-inject.c @@ -55,37 +55,7 @@ static bool fail_task(struct fault_attr *attr, struct task_struct *task) #define MAX_STACK_TRACE_DEPTH 32 -#ifdef CONFIG_STACK_UNWIND - -static asmlinkage int fail_stacktrace_callback(struct unwind_frame_info *info, - void *arg) -{ - int depth; - struct fault_attr *attr = arg; - bool found = (attr->require_start == 0 && attr->require_end == ULONG_MAX); - - for (depth = 0; depth < attr->stacktrace_depth - && unwind(info) == 0 && UNW_PC(info); depth++) { - if (arch_unw_user_mode(info)) - break; - if (attr->reject_start <= UNW_PC(info) && - UNW_PC(info) < attr->reject_end) - return false; - if (attr->require_start <= UNW_PC(info) && - UNW_PC(info) < attr->require_end) - found = true; - } - return found; -} - -static bool fail_stacktrace(struct fault_attr *attr) -{ - struct unwind_frame_info info; - - return unwind_init_running(&info, fail_stacktrace_callback, attr); -} - -#elif defined(CONFIG_STACKTRACE) +#if defined(CONFIG_STACKTRACE) static bool fail_stacktrace(struct fault_attr *attr) { |
