arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:327 kvm_make_all_cpus_request() warn: iterator 'i' not incremented

arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:327 kvm_make_all_cpus_request() warn: iterator 'i' not incremented

[kernel test robot]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Venkatesh Srinivas <venkateshs@chromium.org>
CC: Sean Christopherson <seanjc@google.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7ec462100ef9142344ddbf86f2c3008b97acddbe
commit: 82e9c84d8712e8d29278a37aaa9aa767d50a16da KVM: Remove kvm_make_all_cpus_request_except()
date:   5 months ago
:::::: branch date: 15 hours ago
:::::: commit date: 5 months ago
config: loongarch-randconfig-r071-20241003 (https://download.01.org/0day-ci/archive/20241003/202410032223.FPOUWbSX-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.1.0

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: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202410032223.FPOUWbSX-lkp@intel.com/

New smatch warnings:
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:327 kvm_make_all_cpus_request() warn: iterator 'i' not incremented

Old smatch warnings:
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:518 kvm_destroy_vcpus() warn: iterator 'i' not incremented
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:1730 kvm_commit_memory_region() error: we previously assumed 'old' could be null (see line 1723)
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:1732 kvm_commit_memory_region() error: we previously assumed 'new' could be null (see line 1724)
arch/loongarch/include/asm/atomic.h:133 arch_atomic_fetch_add_unless() warn: inconsistent indenting
include/linux/kvm_host.h:979 kvm_get_vcpu_by_id() warn: iterator 'i' not incremented
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:4947 kvm_vm_ioctl_reset_dirty_pages() warn: iterator 'i' not incremented
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:6076 kvm_get_stat_per_vcpu() warn: iterator 'i' not incremented
arch/loongarch/kvm/../../../virt/kvm/kvm_main.c:6087 kvm_clear_stat_per_vcpu() warn: iterator 'i' not incremented

vim +/i +327 arch/loongarch/kvm/../../../virt/kvm/kvm_main.c

7053df4edb3ae3 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2018-05-16  313  
82e9c84d8712e8 virt/kvm/kvm_main.c    Venkatesh Srinivas    2024-04-04  314  bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req)
7053df4edb3ae3 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2018-05-16  315  {
ae0946cd360175 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  316  	struct kvm_vcpu *vcpu;
baff59ccdc657d virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  317  	struct cpumask *cpus;
46808a4cb89708 virt/kvm/kvm_main.c    Marc Zyngier          2021-11-16  318  	unsigned long i;
7053df4edb3ae3 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2018-05-16  319  	bool called;
46808a4cb89708 virt/kvm/kvm_main.c    Marc Zyngier          2021-11-16  320  	int me;
7053df4edb3ae3 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2018-05-16  321  
ae0946cd360175 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  322  	me = get_cpu();
ae0946cd360175 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  323  
baff59ccdc657d virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  324  	cpus = this_cpu_cpumask_var_ptr(cpu_kick_mask);
baff59ccdc657d virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  325  	cpumask_clear(cpus);
baff59ccdc657d virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  326  
82e9c84d8712e8 virt/kvm/kvm_main.c    Venkatesh Srinivas    2024-04-04 @327  	kvm_for_each_vcpu(i, vcpu, kvm)
b56bd8e03cf4d5 virt/kvm/kvm_main.c    Jinrong Liang         2022-01-25  328  		kvm_make_vcpu_request(vcpu, req, cpus, me);
ae0946cd360175 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  329  
ae0946cd360175 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  330  	called = kvm_kick_many_cpus(cpus, !!(req & KVM_REQUEST_WAIT));
ae0946cd360175 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2021-09-03  331  	put_cpu();
7053df4edb3ae3 virt/kvm/kvm_main.c    Vitaly Kuznetsov      2018-05-16  332  
498468961ed6f6 virt/kvm/kvm_main.c    Rusty Russell         2008-12-08  333  	return called;
d9e368d6126305 drivers/kvm/kvm_main.c Avi Kivity            2007-06-07  334  }
a2486020a82eef virt/kvm/kvm_main.c    Marcelo Tosatti       2021-05-26  335  EXPORT_SYMBOL_GPL(kvm_make_all_cpus_request);
54163a346d4a0a virt/kvm/kvm_main.c    Suravee Suthikulpanit 2020-05-06  336  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki