arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0a1a becomes a1a)

kernel test robot <[email protected]>
Newsgroups dev.linux.lists.oe-kbuild
Message-ID <[email protected]> 
:::::: 
:::::: Manual check reason: "sparse: cast truncates bits from constant value in ROL16 macro"
:::::: 

BCC: [email protected]
CC: [email protected]
CC: [email protected]
CC: Sean Christopherson <[email protected]>
CC: Chao Gao <[email protected]>
CC: Binbin Wu <[email protected]>
CC: Xiaoyao Li <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   58717b2a1365d06c8c64b72aa948541b53fe31eb
commit: 8b59d0275c964bcbe573dde46bd3c1f20ed2d2bd KVM: VMX: Emulate read and write to CET MSRs
date:   10 months ago
:::::: branch date: 2 days ago
:::::: commit date: 10 months ago
config: x86_64-randconfig-122-20260716 (https://download.01.org/0day-ci/archive/20260716/[email protected]/config)
compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211)
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260716/[email protected]/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
| Fixes: 8b59d0275c96 ("KVM: VMX: Emulate read and write to CET MSRs")
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/r/[email protected]/

sparse warnings: (new ones prefixed by >>)
   arch/x86/kvm/vmx/vmx.c: note: in included file (through arch/x86/kvm/vmx/vmx_onhyperv.h, arch/x86/kvm/vmx/vmx_ops.h, arch/x86/kvm/vmx/vmx.h, arch/x86/kvm/vmx/hyperv.h):
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100190 becomes 190)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100210 becomes 210)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100110 becomes 110)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100310 becomes 310)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100310 becomes 310)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100510 becomes 510)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100410 becomes 410)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a018a becomes 18a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (b008b becomes 8b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100310 becomes 310)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a020a becomes 20a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (b010b becomes 10b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100310 becomes 310)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100510 becomes 510)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100410 becomes 410)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30203 becomes 203)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30203 becomes 203)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30283 becomes 283)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30283 becomes 283)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b019b becomes 19b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b021b becomes 21b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b029b becomes 29b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b031b becomes 31b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b041b becomes 41b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120912 becomes 912)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120912 becomes 912)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120912 becomes 912)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (110311 becomes 311)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120992 becomes 992)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120992 becomes 992)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100610 becomes 610)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100690 becomes 690)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100590 becomes 590)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80408 becomes 408)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80c88 becomes c88)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a039a becomes 39a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a041a becomes 41a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120a92 becomes a92)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a099a becomes 99a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a091a becomes 91a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a048a becomes 48a)
>> arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0a1a becomes a1a)
>> arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0a9a becomes a9a)
>> arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0b1a becomes b1a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a008a becomes 8a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a039a becomes 39a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a041a becomes 41a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120a92 becomes a92)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a099a becomes 99a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a091a becomes 91a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a008a becomes 8a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a048a becomes 48a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a010a becomes 10a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80b88 becomes b88)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a050a becomes 50a)
>> arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0a1a becomes a1a)
>> arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0a9a becomes a9a)
>> arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a0b1a becomes b1a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a071a becomes 71a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a079a becomes 79a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a001a becomes 1a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a009a becomes 9a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (180198 becomes 198)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a051a becomes 51a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120392 becomes 392)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120892 becomes 892)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120892 becomes 892)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120892 becomes 892)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a028a becomes 28a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a030a becomes 30a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a038a becomes 38a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a040a becomes 40a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a028a becomes 28a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a030a becomes 30a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a038a becomes 38a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a040a becomes 40a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (180118 becomes 118)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a001a becomes 1a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100090 becomes 90)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100090 becomes 90)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100090 becomes 90)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80688 becomes 688)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a009a becomes 9a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100790 becomes 790)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100790 becomes 790)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (180198 becomes 198)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120612 becomes 612)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120492 becomes 492)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a061a becomes 61a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120492 becomes 492)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a061a becomes 61a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120412 becomes 412)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a059a becomes 59a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (120412 becomes 412)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1a059a becomes 59a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b001b becomes 1b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b009b becomes 9b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b011b becomes 11b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30083 becomes 83)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30183 becomes 183)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30003 becomes 3)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30103 becomes 103)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30303 becomes 303)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b039b becomes 39b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b059b becomes 59b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (130013 becomes 13)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b041b becomes 41b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b049b becomes 49b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (b000b becomes b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (b008b becomes 8b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (180098 becomes 98)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100010 becomes 10)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100790 becomes 790)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100790 becomes 790)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80d08 becomes d08)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80d08 becomes d08)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80108 becomes 108)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a000a becomes a)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100010 becomes 10)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100090 becomes 90)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100790 becomes 790)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80a88 becomes a88)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80d08 becomes d08)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80708 becomes 708)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80788 becomes 788)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80808 becomes 808)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80888 becomes 888)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (20402 becomes 402)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80588 becomes 588)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (81088 becomes 1088)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100810 becomes 810)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100910 becomes 910)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100190 becomes 190)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100210 becomes 210)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100290 becomes 290)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30203 becomes 203)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (30283 becomes 283)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b019b becomes 19b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (1b021b becomes 21b)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80608 becomes 608)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100390 becomes 390)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100410 becomes 410)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80208 becomes 208)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (100510 becomes 510)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (80288 becomes 288)
   arch/x86/kvm/vmx/hyperv_evmcs.h:133:30: sparse: sparse: cast truncates bits from constant value (a010a becomes 10a)

vim +133 arch/x86/kvm/vmx/hyperv_evmcs.h

e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  128  
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  129  static __always_inline int evmcs_field_offset(unsigned long field,
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  130  					      u16 *clean_field)
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  131  {
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  132  	const struct evmcs_field *evmcs_field;
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05 @133  	unsigned int index = ROL16(field, 6);
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  134  
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  135  	if (unlikely(index >= nr_evmcs_1_fields))
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  136  		return -ENOENT;
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  137  
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  138  	evmcs_field = &vmcs_field_to_evmcs_1[index];
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  139  
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  140  	/*
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  141  	 * Use offset=0 to detect holes in eVMCS. This offset belongs to
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  142  	 * 'revision_id' but this field has no encoding and is supposed to
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  143  	 * be accessed directly.
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  144  	 */
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  145  	if (unlikely(!evmcs_field->offset))
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  146  		return -ENOENT;
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  147  
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  148  	if (clean_field)
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  149  		*clean_field = evmcs_field->clean_field;
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  150  
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  151  	return evmcs_field->offset;
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  152  }
e7ad84db4d718e Vitaly Kuznetsov 2023-12-05  153  

:::::: The code at line 133 was first introduced by commit
:::::: e7ad84db4d718e18c7a133e941ba4c7d4c6d4cbf KVM: VMX: Split off hyperv_evmcs.{ch}

:::::: TO: Vitaly Kuznetsov <[email protected]>
:::::: CC: Sean Christopherson <[email protected]>

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