Hi Russell, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f51fdffad5b7709d0ade40736b58a2da2707fa15 commit: b2c0b2cbb282f0cf42518ffacbe197e6f2884168 nmi: create generic NMI backtrace implementation date: 1 year, 3 months ago config: mn10300-allyesconfig (attached as .config) compiler: am33_2.0-linux-gcc (GCC) 6.2.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout b2c0b2cbb282f0cf42518ffacbe197e6f2884168 # save the attached .config to linux build tree make.cross ARCH=mn10300 All errors (new ones prefixed by >>): In file included from lib/nmi_backtrace.c:17:0: include/linux/kprobes.h: In function 'get_kprobe_ctlblk': >> include/linux/kprobes.h:361:2: error: invalid use of undefined type 'struct >> kprobe_ctlblk' return this_cpu_ptr(&kprobe_ctlblk); ^~~~~~ vim +361 include/linux/kprobes.h e65845235 Ananth N Mavinakayanahalli 2005-11-07 355 { b76834bc1 Christoph Lameter 2010-12-06 356 __this_cpu_write(current_kprobe, NULL); e65845235 Ananth N Mavinakayanahalli 2005-11-07 357 } e65845235 Ananth N Mavinakayanahalli 2005-11-07 358 e65845235 Ananth N Mavinakayanahalli 2005-11-07 359 static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void) e65845235 Ananth N Mavinakayanahalli 2005-11-07 360 { bdffd893a Christoph Lameter 2014-04-29 @361 return this_cpu_ptr(&kprobe_ctlblk); e65845235 Ananth N Mavinakayanahalli 2005-11-07 362 } e65845235 Ananth N Mavinakayanahalli 2005-11-07 363 ^1da177e4 Linus Torvalds 2005-04-16 364 int register_kprobe(struct kprobe *p); :::::: The code at line 361 was first introduced by commit :::::: bdffd893a0e9c431304142d12d9a0a21d365c502 tracing: Replace __get_cpu_var uses with this_cpu_ptr :::::: TO: Christoph Lameter <c...@linux.com> :::::: CC: Steven Rostedt <rost...@goodmis.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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