* [trace:ftrace/fgraph-multi 34/40] kernel/trace/fgraph.c:613:6: warning: no previous prototype for 'fgraph_init_ops'
@ 2021-04-17 8:42 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-04-17 8:42 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3294 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git ftrace/fgraph-multi
head: 978dc256bd4d08df876d58b4fa01ba4cb3926242
commit: be13406cc12900ea57d62a9afcc33c4e11a1993f [34/40] function_graph: Have the instances use their own ftrace_ops for filtering
config: i386-randconfig-r035-20210416 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git/commit/?id=be13406cc12900ea57d62a9afcc33c4e11a1993f
git remote add trace https://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git
git fetch --no-tags trace ftrace/fgraph-multi
git checkout be13406cc12900ea57d62a9afcc33c4e11a1993f
# save the attached .config to linux build tree
make W=1 W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
kernel/trace/fgraph.c:481:15: warning: no previous prototype for 'ftrace_return_to_handler' [-Wmissing-prototypes]
481 | unsigned long ftrace_return_to_handler(unsigned long frame_pointer)
| ^~~~~~~~~~~~~~~~~~~~~~~~
kernel/trace/fgraph.c: In function 'ftrace_return_to_handler':
kernel/trace/fgraph.c:483:27: warning: variable 'ret_stack' set but not used [-Wunused-but-set-variable]
483 | struct ftrace_ret_stack *ret_stack;
| ^~~~~~~~~
kernel/trace/fgraph.c: At top level:
>> kernel/trace/fgraph.c:613:6: warning: no previous prototype for 'fgraph_init_ops' [-Wmissing-prototypes]
613 | void fgraph_init_ops(struct ftrace_ops *dst_ops,
| ^~~~~~~~~~~~~~~
kernel/trace/fgraph.c:633:6: warning: no previous prototype for 'ftrace_graph_sleep_time_control' [-Wmissing-prototypes]
633 | void ftrace_graph_sleep_time_control(bool enable)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
kernel/trace/fgraph.c:645:46: error: initialization of 'trace_func_graph_ret_t' {aka 'void (*)(struct ftrace_graph_ret *, struct fgraph_ops *)'} from incompatible pointer type 'void (*)(struct ftrace_graph_ret *)' [-Werror=incompatible-pointer-types]
645 | trace_func_graph_ret_t ftrace_graph_return = ftrace_stub_graph;
| ^~~~~~~~~~~~~~~~~
kernel/trace/fgraph.c: In function 'unregister_ftrace_graph':
kernel/trace/fgraph.c:924:23: error: assignment to 'trace_func_graph_ret_t' {aka 'void (*)(struct ftrace_graph_ret *, struct fgraph_ops *)'} from incompatible pointer type 'void (*)(struct ftrace_graph_ret *)' [-Werror=incompatible-pointer-types]
924 | ftrace_graph_return = ftrace_stub_graph;
| ^
cc1: some warnings being treated as errors
vim +/fgraph_init_ops +613 kernel/trace/fgraph.c
612
> 613 void fgraph_init_ops(struct ftrace_ops *dst_ops,
614 struct ftrace_ops *src_ops)
615 {
616 dst_ops->func = ftrace_stub;
617 dst_ops->flags = FTRACE_OPS_FL_PID | FTRACE_OPS_FL_STUB;
618
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 36188 bytes --]
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2021-04-17 8:42 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-04-17 8:42 [trace:ftrace/fgraph-multi 34/40] kernel/trace/fgraph.c:613:6: warning: no previous prototype for 'fgraph_init_ops' kernel test robot
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.