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Date: Sat, 7 Jan 2023 06:08:12 +0800
From: kernel test robot <lkp@...el.com>
To: Qing Zhang <zhangqing@...ngson.cn>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Huacai Chen <chenhuacai@...nel.org>,
Jinyang He <hejinyang@...ngson.cn>
Subject: kernel/trace/trace.h:988:16: sparse: sparse: incorrect type in
argument 1 (different address spaces)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 1f5abbd77e2c1787e74b7c2caffac97def78ba52
commit: dbe3ba3018ec1fc53ea0d0adf0f687f5d438039d LoongArch/ftrace: Add basic support
date: 3 weeks ago
config: loongarch-randconfig-s031-20230106
compiler: loongarch64-linux-gcc (GCC) 12.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbe3ba3018ec1fc53ea0d0adf0f687f5d438039d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout dbe3ba3018ec1fc53ea0d0adf0f687f5d438039d
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch SHELL=/bin/bash kernel/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
kernel/trace/trace_functions_graph.c: note: in included file:
>> kernel/trace/trace.h:988:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
kernel/trace/trace.h:988:16: sparse: expected void *ptr
kernel/trace/trace.h:988:16: sparse: got int [noderef] __percpu *
>> kernel/trace/trace.h:988:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
kernel/trace/trace.h:988:16: sparse: expected void *ptr
kernel/trace/trace.h:988:16: sparse: got int [noderef] __percpu *
>> kernel/trace/trace.h:988:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
kernel/trace/trace.h:988:16: sparse: expected void *ptr
kernel/trace/trace.h:988:16: sparse: got int [noderef] __percpu *
>> kernel/trace/trace.h:988:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
kernel/trace/trace.h:988:16: sparse: expected void *ptr
kernel/trace/trace.h:988:16: sparse: got int [noderef] __percpu *
vim +988 kernel/trace/trace.h
c58b6b0372de0d Josef Bacik 2020-07-24 976
92a68fa047ca5b Steven Rostedt (VMware 2017-03-31 977) struct ftrace_func_command {
92a68fa047ca5b Steven Rostedt (VMware 2017-03-31 978) struct list_head list;
92a68fa047ca5b Steven Rostedt (VMware 2017-03-31 979) char *name;
04ec7bb642b773 Steven Rostedt (VMware 2017-04-05 980) int (*func)(struct trace_array *tr,
04ec7bb642b773 Steven Rostedt (VMware 2017-04-05 981) struct ftrace_hash *hash,
92a68fa047ca5b Steven Rostedt (VMware 2017-03-31 982) char *func, char *cmd,
92a68fa047ca5b Steven Rostedt (VMware 2017-03-31 983) char *params, int enable);
92a68fa047ca5b Steven Rostedt (VMware 2017-03-31 984) };
f1ed7c741fcd0c Steven Rostedt (Red Hat 2013-06-27 985) extern bool ftrace_filter_param __initdata;
345ddcc882d889 Steven Rostedt (Red Hat 2016-04-22 986) static inline int ftrace_trace_task(struct trace_array *tr)
804a685162a708 Steven Rostedt 2008-12-03 987 {
c58b6b0372de0d Josef Bacik 2020-07-24 @988 return this_cpu_read(tr->array_buffer.data->ftrace_ignore_pid) !=
c58b6b0372de0d Josef Bacik 2020-07-24 989 FTRACE_PID_IGNORE;
804a685162a708 Steven Rostedt 2008-12-03 990 }
e0a413f619ef8b Steven Rostedt 2011-09-29 991 extern int ftrace_is_dead(void);
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 992) int ftrace_create_function_files(struct trace_array *tr,
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 993) struct dentry *parent);
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 994) void ftrace_destroy_function_files(struct trace_array *tr);
4114fbfd02f12d Masami Hiramatsu 2020-09-10 995 int ftrace_allocate_ftrace_ops(struct trace_array *tr);
4114fbfd02f12d Masami Hiramatsu 2020-09-10 996 void ftrace_free_ftrace_ops(struct trace_array *tr);
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 997) void ftrace_init_global_array_ops(struct trace_array *tr);
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 998) void ftrace_init_array_ops(struct trace_array *tr, ftrace_func_t func);
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 999) void ftrace_reset_array_ops(struct trace_array *tr);
345ddcc882d889 Steven Rostedt (Red Hat 2016-04-22 1000) void ftrace_init_tracefs(struct trace_array *tr, struct dentry *d_tracer);
501c2375253c07 Steven Rostedt (Red Hat 2016-07-05 1001) void ftrace_init_tracefs_toplevel(struct trace_array *tr,
501c2375253c07 Steven Rostedt (Red Hat 2016-07-05 1002) struct dentry *d_tracer);
d879d0b8c183aa Namhyung Kim 2017-04-17 1003 void ftrace_clear_pids(struct trace_array *tr);
dbeafd0d6131d0 Steven Rostedt (VMware 2017-03-03 1004) int init_function_trace(void);
1e10486ffee0a5 Namhyung Kim 2017-04-17 1005 void ftrace_pid_follow_fork(struct trace_array *tr, bool enable);
1155de47cd66d0 Paul Mundt 2009-06-25 1006 #else
345ddcc882d889 Steven Rostedt (Red Hat 2016-04-22 1007) static inline int ftrace_trace_task(struct trace_array *tr)
1155de47cd66d0 Paul Mundt 2009-06-25 1008 {
1155de47cd66d0 Paul Mundt 2009-06-25 1009 return 1;
1155de47cd66d0 Paul Mundt 2009-06-25 1010 }
e0a413f619ef8b Steven Rostedt 2011-09-29 1011 static inline int ftrace_is_dead(void) { return 0; }
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1012) static inline int
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1013) ftrace_create_function_files(struct trace_array *tr,
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1014) struct dentry *parent)
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1015) {
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1016) return 0;
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1017) }
4114fbfd02f12d Masami Hiramatsu 2020-09-10 1018 static inline int ftrace_allocate_ftrace_ops(struct trace_array *tr)
4114fbfd02f12d Masami Hiramatsu 2020-09-10 1019 {
4114fbfd02f12d Masami Hiramatsu 2020-09-10 1020 return 0;
4114fbfd02f12d Masami Hiramatsu 2020-09-10 1021 }
4114fbfd02f12d Masami Hiramatsu 2020-09-10 1022 static inline void ftrace_free_ftrace_ops(struct trace_array *tr) { }
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1023) static inline void ftrace_destroy_function_files(struct trace_array *tr) { }
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 1024) static inline __init void
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 1025) ftrace_init_global_array_ops(struct trace_array *tr) { }
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 1026) static inline void ftrace_reset_array_ops(struct trace_array *tr) { }
345ddcc882d889 Steven Rostedt (Red Hat 2016-04-22 1027) static inline void ftrace_init_tracefs(struct trace_array *tr, struct dentry *d) { }
501c2375253c07 Steven Rostedt (Red Hat 2016-07-05 1028) static inline void ftrace_init_tracefs_toplevel(struct trace_array *tr, struct dentry *d) { }
d879d0b8c183aa Namhyung Kim 2017-04-17 1029 static inline void ftrace_clear_pids(struct trace_array *tr) { }
dbeafd0d6131d0 Steven Rostedt (VMware 2017-03-03 1030) static inline int init_function_trace(void) { return 0; }
1e10486ffee0a5 Namhyung Kim 2017-04-17 1031 static inline void ftrace_pid_follow_fork(struct trace_array *tr, bool enable) { }
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 1032) /* ftace_func_t type is not defined, use macro instead of static inline */
4104d326b670c2 Steven Rostedt (Red Hat 2014-01-10 1033) #define ftrace_init_array_ops(tr, func) do { } while (0)
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1034) #endif /* CONFIG_FUNCTION_TRACER */
591dffdade9f07 Steven Rostedt (Red Hat 2014-01-10 1035)
:::::: The code at line 988 was first introduced by commit
:::::: c58b6b0372de0d4cd0536d6585addd1b36b151ae ftrace: Fix ftrace_trace_task return value
:::::: TO: Josef Bacik <josef@...icpanda.com>
:::::: CC: Steven Rostedt (VMware) <rostedt@...dmis.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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