iommu/vt-d: Fix QI_DEV_IOTLB_PFSID and QI_DEV_EIOTLB_PFSID macros

[linux-2.6-microblaze.git] / kernel / stacktrace.c

diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c
index 6d1f68b..c9ea7eb 100644 (file)
--- a/kernel/stacktrace.c
+++ b/kernel/stacktrace.c
@@ -141,7 +141,8 @@ unsigned int stack_trace_save_tsk(struct task_struct *tsk, unsigned long *store,
        struct stacktrace_cookie c = {
                .store  = store,
                .size   = size,
-               .skip   = skipnr + 1,
+               /* skip this function if they are tracing us */
+               .skip   = skipnr + !!(current == tsk),
        };
 
        if (!try_get_task_stack(tsk))
@@ -298,7 +299,8 @@ unsigned int stack_trace_save_tsk(struct task_struct *task,
        struct stack_trace trace = {
                .entries        = store,
                .max_entries    = size,
-               .skip           = skipnr + 1,
+               /* skip this function if they are tracing us */
+               .skip   = skipnr + !!(current == task),
        };
 
        save_stack_trace_tsk(task, &trace);