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SubjectRe: [PATCH v10 09/11] KVM: x86/pmu: Release guest LBR event via vPMU lazy release mechanism
Hi Like,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on tip/perf/core]
[also build test WARNING on vhost/linux-next v5.7-rc3 next-20200424]
[cannot apply to kvm/linux-next]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/Like-Xu/Guest-Last-Branch-Recording-Enabling/20200426-123735
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 87cfeb1920f84f465a738d4c6589033eefa20b45
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-191-gc51a0382-dirty
make ARCH=x86_64 allmodconfig
make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

arch/x86/kvm/pmu.c:190:18: sparse: sparse: incompatible types in comparison expression (different address spaces):
arch/x86/kvm/pmu.c:190:18: sparse: struct kvm_pmu_event_filter [noderef] <asn:4> *
arch/x86/kvm/pmu.c:190:18: sparse: struct kvm_pmu_event_filter *
arch/x86/kvm/pmu.c:251:18: sparse: sparse: incompatible types in comparison expression (different address spaces):
arch/x86/kvm/pmu.c:251:18: sparse: struct kvm_pmu_event_filter [noderef] <asn:4> *
arch/x86/kvm/pmu.c:251:18: sparse: struct kvm_pmu_event_filter *
>> arch/x86/kvm/pmu.c:455:6: sparse: sparse: symbol 'kvm_pmu_lbr_cleanup' was not declared. Should it be static?
arch/x86/kvm/pmu.c:524:18: sparse: sparse: incompatible types in comparison expression (different address spaces):
arch/x86/kvm/pmu.c:524:18: sparse: struct kvm_pmu_event_filter [noderef] <asn:4> *
arch/x86/kvm/pmu.c:524:18: sparse: struct kvm_pmu_event_filter *
arch/x86/kvm/pmu.c:524:18: sparse: sparse: incompatible types in comparison expression (different address spaces):
arch/x86/kvm/pmu.c:524:18: sparse: struct kvm_pmu_event_filter [noderef] <asn:4> *
arch/x86/kvm/pmu.c:524:18: sparse: struct kvm_pmu_event_filter *

Please review and possibly fold the followup patch.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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