lkml.org 
[lkml]   [2022]   [Jul]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] rcu: Display registers of self-detected stall as far as possible
Hi Zhen,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on paulmck-rcu/dev]
[also build test ERROR on linus/master v5.19-rc8 next-20220727]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Zhen-Lei/rcu-Display-registers-of-self-detected-stall-as-far-as-possible/20220727-141107
base: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev
config: x86_64-randconfig-a005 (https://download.01.org/0day-ci/archive/20220728/202207280520.yvgjXjJx-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 8dfaecc4c24494337933aff9d9166486ca0949f1)
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://github.com/intel-lab-lkp/linux/commit/9f3fe5a0e46546db5bcfd1f33f12d87339e5de98
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Zhen-Lei/rcu-Display-registers-of-self-detected-stall-as-far-as-possible/20220727-141107
git checkout 9f3fe5a0e46546db5bcfd1f33f12d87339e5de98
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

In file included from kernel/rcu/tree.c:4641:
>> kernel/rcu/tree_stall.h:358:10: error: call to undeclared function 'get_irq_regs'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
regs = get_irq_regs();
^
>> kernel/rcu/tree_stall.h:358:8: error: incompatible integer to pointer conversion assigning to 'struct pt_regs *' from 'int' [-Wint-conversion]
regs = get_irq_regs();
^ ~~~~~~~~~~~~~~
2 errors generated.


vim +/get_irq_regs +358 kernel/rcu/tree_stall.h

352
353 static void rcu_dump_cpu_task(int cpu)
354 {
355 if (cpu == smp_processor_id() && in_irq()) {
356 struct pt_regs *regs;
357
> 358 regs = get_irq_regs();
359 if (regs) {
360 show_regs(regs);
361 return;
362 }
363 }
364
365 dump_cpu_task(cpu);
366 }
367

--
0-DAY CI Kernel Test Service
https://01.org/lkp

\
 
 \ /
  Last update: 2022-07-27 23:13    [W:0.914 / U:0.208 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site