[jolsa-perf:bpf/batch 3/27] kernel/trace/fgraph.c:341:8: error: use of undeclared identifier 'FTRACE_OPS_GRAPH_STUB'; did you mean 'FTRACE_OPS_FL_STUB'?

From: kernel test robot
Date: Sat Aug 28 2021 - 21:25:32 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git bpf/batch
head: b81b17307e02f8e6d4abf87e7ec2d7e5aea1e0b5
commit: 2b71c5336e040b766d2e26c36252bb1be974d335 [3/27] x86/ftrace: Make function graph use ftrace directly
config: x86_64-randconfig-a004-20210829 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 4e1a164d7bd53653f79decc121afe784d2fde0a7)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git/commit/?id=2b71c5336e040b766d2e26c36252bb1be974d335
git remote add jolsa-perf https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
git fetch --no-tags jolsa-perf bpf/batch
git checkout 2b71c5336e040b766d2e26c36252bb1be974d335
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

kernel/trace/fgraph.c:234:15: warning: no previous prototype for function 'ftrace_return_to_handler' [-Wmissing-prototypes]
unsigned long ftrace_return_to_handler(unsigned long frame_pointer)
^
kernel/trace/fgraph.c:234:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
unsigned long ftrace_return_to_handler(unsigned long frame_pointer)
^
static
>> kernel/trace/fgraph.c:341:8: error: use of undeclared identifier 'FTRACE_OPS_GRAPH_STUB'; did you mean 'FTRACE_OPS_FL_STUB'?
FTRACE_OPS_GRAPH_STUB,
^~~~~~~~~~~~~~~~~~~~~
FTRACE_OPS_FL_STUB
include/linux/ftrace.h:184:2: note: 'FTRACE_OPS_FL_STUB' declared here
FTRACE_OPS_FL_STUB = BIT(5),
^
kernel/trace/fgraph.c:349:6: warning: no previous prototype for function 'ftrace_graph_sleep_time_control' [-Wmissing-prototypes]
void ftrace_graph_sleep_time_control(bool enable)
^
kernel/trace/fgraph.c:349:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void ftrace_graph_sleep_time_control(bool enable)
^
static
2 warnings and 1 error generated.


vim +341 kernel/trace/fgraph.c

336
337 static struct ftrace_ops graph_ops = {
338 .func = ftrace_graph_func,
339 .flags = FTRACE_OPS_FL_INITIALIZED |
340 FTRACE_OPS_FL_PID |
> 341 FTRACE_OPS_GRAPH_STUB,
342 #ifdef FTRACE_GRAPH_TRAMP_ADDR
343 .trampoline = FTRACE_GRAPH_TRAMP_ADDR,
344 /* trampoline_size is only needed for dynamically allocated tramps */
345 #endif
346 ASSIGN_OPS_HASH(graph_ops, &global_ops.local_hash)
347 };
348

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip