Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...

[~andy/linux] / kernel / trace / trace_export.c

diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index 7c3e3e72e2b6bd2f0a6bd929ff67526497281b4a..ee0a5098ac43adca42f1631450f6f8330782cd5c 100644 (file)
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -95,15 +95,12 @@ static void __always_unused ____ftrace_check_##name(void)           \
 #undef __array
 #define __array(type, item, len)                                       \
        do {                                                            \
+               char *type_str = #type"["__stringify(len)"]";           \
                BUILD_BUG_ON(len > MAX_FILTER_STR_VAL);                 \
-               mutex_lock(&event_storage_mutex);                       \
-               snprintf(event_storage, sizeof(event_storage),          \
-                        "%s[%d]", #type, len);                         \
-               ret = trace_define_field(event_call, event_storage, #item, \
+               ret = trace_define_field(event_call, type_str, #item,   \
                                 offsetof(typeof(field), item),         \
                                 sizeof(field.item),                    \
                                 is_signed_type(type), filter_type);    \
-               mutex_unlock(&event_storage_mutex);                     \
                if (ret)                                                \
                        return ret;                                     \
        } while (0);