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Date: Sat, 2 Mar 2024 07:38:31 +0800
From: kernel test robot <lkp@intel.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: arch/x86/kernel/cpu/debugfs.c:11:33: sparse: sparse: incorrect type
 in initializer (different address spaces)
Message-ID: <202403020747.CxX5V2dB-lkp@intel.com>
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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d17468c6f1f49e6259698f6401b8d7a5b90eac68
commit: 48525fd1ea1cfa059a580e77b10ea8790914efa2 x86/cpu: Provide debug interface
date:   5 months ago
config: x86_64-randconfig-121-20240301 (https://download.01.org/0day-ci/archive/20240302/202403020747.CxX5V2dB-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240302/202403020747.CxX5V2dB-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/202403020747.CxX5V2dB-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)


vim +11 arch/x86/kernel/cpu/debugfs.c

     7	
     8	static int cpu_debug_show(struct seq_file *m, void *p)
     9	{
    10		unsigned long cpu = (unsigned long)m->private;
  > 11		struct cpuinfo_x86 *c = per_cpu_ptr(&cpu_info, cpu);
    12	
    13		seq_printf(m, "online:              %d\n", cpu_online(cpu));
    14		if (!c->initialized)
    15			return 0;
    16	
    17		seq_printf(m, "initial_apicid:      %x\n", c->topo.initial_apicid);
    18		seq_printf(m, "apicid:              %x\n", c->topo.apicid);
    19		seq_printf(m, "pkg_id:              %u\n", c->topo.pkg_id);
    20		seq_printf(m, "die_id:              %u\n", c->topo.die_id);
    21		seq_printf(m, "cu_id:               %u\n", c->topo.cu_id);
    22		seq_printf(m, "core_id:             %u\n", c->topo.core_id);
    23		seq_printf(m, "logical_pkg_id:      %u\n", c->topo.logical_pkg_id);
    24		seq_printf(m, "logical_die_id:      %u\n", c->topo.logical_die_id);
    25		seq_printf(m, "llc_id:              %u\n", c->topo.llc_id);
    26		seq_printf(m, "l2c_id:              %u\n", c->topo.l2c_id);
    27		seq_printf(m, "max_cores:           %u\n", c->x86_max_cores);
    28		seq_printf(m, "max_die_per_pkg:     %u\n", __max_die_per_package);
    29		seq_printf(m, "smp_num_siblings:    %u\n", smp_num_siblings);
    30		return 0;
    31	}
    32	

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