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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-29 19:54:21 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-29 19:54:21 -0700
commitd8f797c60661a90ee26ca9330cf85ede9aa2ec17 (patch)
tree5038609885fc3e4cb7f329d974875ac4411c6af5 /include/linux/stacktrace.h
parent8fd708157a592a376c4d0b3b2ba23b9e9f79caa5 (diff)
parent5ed02dbb497422bf225783f46e6eadd237d23d6b (diff)
Merge tag 'v4.12-rc3' into next
Sync with mainline to bring in changes in platform drovers dropping calls to sparse_keymap_free() so that we can remove it for good.
Diffstat (limited to 'include/linux/stacktrace.h')
-rw-r--r--include/linux/stacktrace.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h
index 0a34489a46b6..4205f71a5f0e 100644
--- a/include/linux/stacktrace.h
+++ b/include/linux/stacktrace.h
@@ -18,6 +18,8 @@ extern void save_stack_trace_regs(struct pt_regs *regs,
struct stack_trace *trace);
extern void save_stack_trace_tsk(struct task_struct *tsk,
struct stack_trace *trace);
+extern int save_stack_trace_tsk_reliable(struct task_struct *tsk,
+ struct stack_trace *trace);
extern void print_stack_trace(struct stack_trace *trace, int spaces);
extern int snprint_stack_trace(char *buf, size_t size,
@@ -29,12 +31,13 @@ extern void save_stack_trace_user(struct stack_trace *trace);
# define save_stack_trace_user(trace) do { } while (0)
#endif
-#else
+#else /* !CONFIG_STACKTRACE */
# define save_stack_trace(trace) do { } while (0)
# define save_stack_trace_tsk(tsk, trace) do { } while (0)
# define save_stack_trace_user(trace) do { } while (0)
# define print_stack_trace(trace, spaces) do { } while (0)
# define snprint_stack_trace(buf, size, trace, spaces) do { } while (0)
-#endif
+# define save_stack_trace_tsk_reliable(tsk, trace) ({ -ENOSYS; })
+#endif /* CONFIG_STACKTRACE */
-#endif
+#endif /* __LINUX_STACKTRACE_H */