From: kernel test robot <lkp@intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [peterz-queue:x86/ibt 7/9] kernel/trace/bpf_trace.c:1043:13: error: implicit declaration of function 'is_endbr'
Date: Fri, 7 Feb 2025 01:43:11 +0800 [thread overview]
Message-ID: <202502070106.2vZwK0DT-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/ibt
head: 57750f0464beab3927ad570e0c1b5e78c91dd1b6
commit: c5a15175c3560f7ec5cacfca9fd72655b7f55742 [7/9] x86/ibt: Clean up is_endbr()
config: sh-randconfig-002-20250206 (https://download.01.org/0day-ci/archive/20250207/202502070106.2vZwK0DT-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250207/202502070106.2vZwK0DT-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502070106.2vZwK0DT-lkp@intel.com/
All errors (new ones prefixed by >>):
kernel/trace/bpf_trace.c: In function 'get_entry_ip':
>> kernel/trace/bpf_trace.c:1043:13: error: implicit declaration of function 'is_endbr' [-Wimplicit-function-declaration]
1043 | if (is_endbr((void *)(fentry_ip - ENDBR_INSN_SIZE)))
| ^~~~~~~~
>> kernel/trace/bpf_trace.c:1043:43: error: 'ENDBR_INSN_SIZE' undeclared (first use in this function); did you mean 'MAX_INSN_SIZE'?
1043 | if (is_endbr((void *)(fentry_ip - ENDBR_INSN_SIZE)))
| ^~~~~~~~~~~~~~~
| MAX_INSN_SIZE
kernel/trace/bpf_trace.c:1043:43: note: each undeclared identifier is reported only once for each function it appears in
vim +/is_endbr +1043 kernel/trace/bpf_trace.c
1040
1041 static inline unsigned long get_entry_ip(unsigned long fentry_ip)
1042 {
> 1043 if (is_endbr((void *)(fentry_ip - ENDBR_INSN_SIZE)))
1044 fentry_ip -= ENDBR_INSN_SIZE;
1045
1046 return fentry_ip;
1047 }
1048
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-02-06 17:44 UTC|newest]
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