* [kvms390:sae-part1 27/27] arch/s390/kvm/arm64/../../../../virt/kvm/arm64/mmio.c:119:22: error: no member named 'mmio_needed' in 'struct kvm_vcpu'
@ 2026-04-18 1:56 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-04-18 1:56 UTC (permalink / raw)
To: Steffen Eiden
Cc: llvm, oe-kbuild-all, linux-s390, Andreas Grapentin,
Nina Schoetterl-Glausch, Gautam Gala
tree: https://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git sae-part1
head: c8ef958593be02ec09131a1f5e2744a98b6c01a1
commit: c8ef958593be02ec09131a1f5e2744a98b6c01a1 [27/27] KVM: s390: arm64: Enable KVM_ARM64 config and Kbuild
config: s390-randconfig-001-20260418 (https://download.01.org/0day-ci/archive/20260418/202604180914.L6FMypYF-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260418/202604180914.L6FMypYF-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604180914.L6FMypYF-lkp@intel.com/
All errors (new ones prefixed by >>):
>> arch/s390/kvm/arm64/../../../../virt/kvm/arm64/mmio.c:119:22: error: no member named 'mmio_needed' in 'struct kvm_vcpu'
119 | if (unlikely(!vcpu->mmio_needed || kvm_pending_external_abort(vcpu)))
| ~~~~ ^
include/linux/compiler.h:77:42: note: expanded from macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
arch/s390/kvm/arm64/../../../../virt/kvm/arm64/mmio.c:122:8: error: no member named 'mmio_needed' in 'struct kvm_vcpu'
122 | vcpu->mmio_needed = 0;
| ~~~~ ^
arch/s390/kvm/arm64/../../../../virt/kvm/arm64/mmio.c:244:8: error: no member named 'mmio_needed' in 'struct kvm_vcpu'
244 | vcpu->mmio_needed = 1;
| ~~~~ ^
3 errors generated.
vim +119 arch/s390/kvm/arm64/../../../../virt/kvm/arm64/mmio.c
e735a5da64420a arch/arm64/kvm/mmio.c Oliver Upton 2024-10-25 102
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 103 /**
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 104 * kvm_handle_mmio_return -- Handle MMIO loads after user space emulation
83091db981e105 arch/arm/kvm/mmio.c Christoffer Dall 2016-03-29 105 * or in-kernel IO emulation
83091db981e105 arch/arm/kvm/mmio.c Christoffer Dall 2016-03-29 106 *
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 107 * @vcpu: The VCPU pointer
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 108 */
74cc7e0c35c1e4 arch/arm64/kvm/mmio.c Tianjia Zhang 2020-06-23 109 int kvm_handle_mmio_return(struct kvm_vcpu *vcpu)
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 110 {
6d89d2d9b5bac9 arch/arm/kvm/mmio.c Marc Zyngier 2013-02-12 111 unsigned long data;
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 112 unsigned int len;
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 113 int mask;
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 114
e735a5da64420a arch/arm64/kvm/mmio.c Oliver Upton 2024-10-25 115 /*
e735a5da64420a arch/arm64/kvm/mmio.c Oliver Upton 2024-10-25 116 * Detect if the MMIO return was already handled or if userspace aborted
e735a5da64420a arch/arm64/kvm/mmio.c Oliver Upton 2024-10-25 117 * the MMIO access.
e735a5da64420a arch/arm64/kvm/mmio.c Oliver Upton 2024-10-25 118 */
bfb7a30b19861e arch/arm64/kvm/mmio.c Oliver Upton 2025-07-08 @119 if (unlikely(!vcpu->mmio_needed || kvm_pending_external_abort(vcpu)))
cc81b6dfc3bc82 arch/arm64/kvm/mmio.c Fuad Tabba 2024-04-23 120 return 1;
2113c5f62b7423 virt/kvm/arm/mmio.c Andrew Jones 2019-08-22 121
2113c5f62b7423 virt/kvm/arm/mmio.c Andrew Jones 2019-08-22 122 vcpu->mmio_needed = 0;
2113c5f62b7423 virt/kvm/arm/mmio.c Andrew Jones 2019-08-22 123
0e20f5e25556c0 virt/kvm/arm/mmio.c Marc Zyngier 2019-12-13 124 if (!kvm_vcpu_dabt_iswrite(vcpu)) {
74cc7e0c35c1e4 arch/arm64/kvm/mmio.c Tianjia Zhang 2020-06-23 125 struct kvm_run *run = vcpu->run;
74cc7e0c35c1e4 arch/arm64/kvm/mmio.c Tianjia Zhang 2020-06-23 126
0e20f5e25556c0 virt/kvm/arm/mmio.c Marc Zyngier 2019-12-13 127 len = kvm_vcpu_dabt_get_as(vcpu);
d5a5a0eff368f0 arch/arm/kvm/mmio.c Christoffer Dall 2016-04-24 128 data = kvm_mmio_read_buf(run->mmio.data, len);
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 129
0e20f5e25556c0 virt/kvm/arm/mmio.c Marc Zyngier 2019-12-13 130 if (kvm_vcpu_dabt_issext(vcpu) &&
f42798c6898bf1 arch/arm/kvm/mmio.c Marc Zyngier 2013-03-05 131 len < sizeof(unsigned long)) {
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 132 mask = 1U << ((len * 8) - 1);
6d89d2d9b5bac9 arch/arm/kvm/mmio.c Marc Zyngier 2013-02-12 133 data = (data ^ mask) - mask;
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 134 }
6d89d2d9b5bac9 arch/arm/kvm/mmio.c Marc Zyngier 2013-02-12 135
0e20f5e25556c0 virt/kvm/arm/mmio.c Marc Zyngier 2019-12-13 136 if (!kvm_vcpu_dabt_issf(vcpu))
b6ae256afd32f9 virt/kvm/arm/mmio.c Christoffer Dall 2019-12-12 137 data = data & 0xffffffff;
b6ae256afd32f9 virt/kvm/arm/mmio.c Christoffer Dall 2019-12-12 138
6d89d2d9b5bac9 arch/arm/kvm/mmio.c Marc Zyngier 2013-02-12 139 trace_kvm_mmio(KVM_TRACE_MMIO_READ, len, run->mmio.phys_addr,
e39d200fa5bf5b virt/kvm/arm/mmio.c Wanpeng Li 2017-12-14 140 &data);
6d89d2d9b5bac9 arch/arm/kvm/mmio.c Marc Zyngier 2013-02-12 141 data = vcpu_data_host_to_guest(vcpu, data, len);
0e20f5e25556c0 virt/kvm/arm/mmio.c Marc Zyngier 2019-12-13 142 vcpu_set_reg(vcpu, kvm_vcpu_dabt_get_rd(vcpu), data);
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 143 }
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 144
0d640732dbebed virt/kvm/arm/mmio.c Mark Rutland 2018-11-09 145 /*
0d640732dbebed virt/kvm/arm/mmio.c Mark Rutland 2018-11-09 146 * The MMIO instruction is emulated and should not be re-executed
0d640732dbebed virt/kvm/arm/mmio.c Mark Rutland 2018-11-09 147 * in the guest.
0d640732dbebed virt/kvm/arm/mmio.c Mark Rutland 2018-11-09 148 */
cdb5e02ed13373 arch/arm64/kvm/mmio.c Marc Zyngier 2020-10-14 149 kvm_incr_pc(vcpu);
0d640732dbebed virt/kvm/arm/mmio.c Mark Rutland 2018-11-09 150
cc81b6dfc3bc82 arch/arm64/kvm/mmio.c Fuad Tabba 2024-04-23 151 return 1;
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 152 }
45e96ea6b36953 arch/arm/kvm/mmio.c Christoffer Dall 2013-01-20 153
:::::: The code at line 119 was first introduced by commit
:::::: bfb7a30b19861e559d64b7f2c3202d948fbf93ea KVM: arm64: Don't retire MMIO instruction w/ pending (emulated) SError
:::::: TO: Oliver Upton <oliver.upton@linux.dev>
:::::: CC: Oliver Upton <oliver.upton@linux.dev>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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