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Message-ID: <202403020747.CxX5V2dB-lkp@intel.com>
Date: Sat, 2 Mar 2024 07:38:31 +0800
From: kernel test robot <lkp@...el.com>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: arch/x86/kernel/cpu/debugfs.c:11:33: sparse: sparse: incorrect type
in initializer (different address spaces)
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@...el.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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