tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.core/stacktrace head: 9fe290aca53f59fd24187841dd4a8ff41ade91bd commit: 9fe290aca53f59fd24187841dd4a8ff41ade91bd [32/32] x86/stacktrace: Use common infrastructure config: i386-randconfig-x010-201915 (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: git checkout 9fe290aca53f59fd24187841dd4a8ff41ade91bd # save the attached .config to linux build tree make ARCH=i386
All warnings (new ones prefixed by >>):
In file included from include/linux/lockdep.h:29:0,
from include/linux/spinlock_types.h:18,
from kernel/bounds.c:14:
>> include/linux/stacktrace.h:84:14: warning: 'struct stack_trace' declared
>> inside parameter list will not be visible outside of this definition or
>> declaration
struct stack_trace *trace)
^~~~~~~~~~~
include/linux/stacktrace.h: In function 'save_stack_trace_tsk_reliable':
include/linux/stacktrace.h:86:10: error: 'ENOSYS' undeclared (first use in
this function)
return -ENOSYS;
^~~~~~
include/linux/stacktrace.h:86:10: note: each undeclared identifier is
reported only once for each function it appears in
make[2]: *** [kernel/bounds.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [sub-make] Error 2
vim +84 include/linux/stacktrace.h
8637c099 Ingo Molnar 2006-07-03 81
714f46ba Thomas Gleixner 2019-04-09 82 #if !defined(CONFIG_STACKTRACE) ||
!defined(CONFIG_HAVE_RELIABLE_STACKTRACE)
714f46ba Thomas Gleixner 2019-04-09 83 static inline int
save_stack_trace_tsk_reliable(struct task_struct *tsk,
714f46ba Thomas Gleixner 2019-04-09 @84
struct stack_trace *trace)
714f46ba Thomas Gleixner 2019-04-09 85 {
714f46ba Thomas Gleixner 2019-04-09 86 return -ENOSYS;
714f46ba Thomas Gleixner 2019-04-09 87 }
714f46ba Thomas Gleixner 2019-04-09 88 #endif
714f46ba Thomas Gleixner 2019-04-09 89
:::::: The code at line 84 was first introduced by commit
:::::: 714f46ba649b163e80d3dd89e83b92f4ba5ac6af stacktrace: Provide helpers for
common stack trace operations
:::::: TO: Thomas Gleixner <t...@linutronix.de>
:::::: CC: Thomas Gleixner <t...@linutronix.de>
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