From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Julia Lawall <julia.lawall@inria.fr>
Subject: arch/x86/kernel/smpboot.c:1040:6-7: ERROR: iterator variable bound on line 1039 cannot be NULL
Date: Thu, 28 Mar 2024 06:02:02 +0800 [thread overview]
Message-ID: <202403280539.R5tAQ3TJ-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Thomas Gleixner <tglx@linutronix.de>
CC: "Borislav Petkov (AMD)" <bp@alien8.de>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 962490525cffee6270422206c9d5bdb12d472c2b
commit: c90399fbd74a0713d5972a6d931e4a9918621e88 x86/cpu: Ensure that CPU info updates are propagated on UP
date: 4 days ago
:::::: branch date: 5 hours ago
:::::: commit date: 4 days ago
config: x86_64-randconfig-102-20240327 (https://download.01.org/0day-ci/archive/20240328/202403280539.R5tAQ3TJ-lkp@intel.com/config)
compiler: gcc-12 (Ubuntu 12.3.0-9ubuntu2) 12.3.0
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>
| Reported-by: Julia Lawall <julia.lawall@inria.fr>
| Closes: https://lore.kernel.org/r/202403280539.R5tAQ3TJ-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> arch/x86/kernel/smpboot.c:1040:6-7: ERROR: iterator variable bound on line 1039 cannot be NULL
vim +1040 arch/x86/kernel/smpboot.c
8aef135c73436fa Glauber de Oliveira Costa 2008-03-19 1033
ce2612b6706b4d0 Boris Ostrovsky 2021-11-02 1034 void __init smp_prepare_cpus_common(void)
8aef135c73436fa Glauber de Oliveira Costa 2008-03-19 1035 {
7ad728f98162cb1 Rusty Russell 2009-03-13 1036 unsigned int i;
7ad728f98162cb1 Rusty Russell 2009-03-13 1037
c90399fbd74a071 Thomas Gleixner 2024-03-22 1038 /* Mark all except the boot CPU as hotpluggable */
c90399fbd74a071 Thomas Gleixner 2024-03-22 @1039 for_each_possible_cpu(i) {
c90399fbd74a071 Thomas Gleixner 2024-03-22 @1040 if (i)
c90399fbd74a071 Thomas Gleixner 2024-03-22 1041 per_cpu(cpu_info.cpu_index, i) = nr_cpu_ids;
c90399fbd74a071 Thomas Gleixner 2024-03-22 1042 }
bd22a2f1982fa3e Tejun Heo 2011-01-23 1043
7ad728f98162cb1 Rusty Russell 2009-03-13 1044 for_each_possible_cpu(i) {
79f5599772ac2f1 Li Zefan 2009-06-15 1045 zalloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
79f5599772ac2f1 Li Zefan 2009-06-15 1046 zalloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);
2e4c54dac7b360c Len Brown 2019-05-13 1047 zalloc_cpumask_var(&per_cpu(cpu_die_map, i), GFP_KERNEL);
b3d7336db553d31 Yinghai Lu 2011-01-21 1048 zalloc_cpumask_var(&per_cpu(cpu_llc_shared_map, i), GFP_KERNEL);
66558b730f2533c Tim Chen 2021-09-24 1049 zalloc_cpumask_var(&per_cpu(cpu_l2c_shared_map, i), GFP_KERNEL);
7ad728f98162cb1 Rusty Russell 2009-03-13 1050 }
8f37961cf22304f Tim Chen 2016-09-21 1051
8aef135c73436fa Glauber de Oliveira Costa 2008-03-19 1052 set_cpu_sibling_map(0);
ce2612b6706b4d0 Boris Ostrovsky 2021-11-02 1053 }
ce2612b6706b4d0 Boris Ostrovsky 2021-11-02 1054
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2024-03-27 22:02 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202403280539.R5tAQ3TJ-lkp@intel.com \
--to=lkp@intel.com \
--cc=julia.lawall@inria.fr \
--cc=oe-kbuild@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.