2 Commits

Author	SHA1	Message	Date
Guo Ren	d7950be145	csky: ftrace call graph supported. ... With csky-gcc -pg -mbacktrace, ftrace call graph supported. Signed-off-by: Guo Ren <ren_guo@c-sky.com>	2018-12-31 23:17:23 +08:00
Guo Ren	230c77a5e9	csky: basic ftrace supported ... When gcc with -pg, it'll add _mcount stub in every function. We need implement the _mcount in kernel and ftrace depends on stackstrace. To do: call-graph, dynamic ftrace Signed-off-by: Guo Ren <ren_guo@c-sky.com>	2018-12-31 23:16:46 +08:00