From: kernel test robot <lkp@intel.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
David Woodhouse <dwmw@amazon.co.uk>
Subject: [dwmw2:vsm 24/115] arch/loongarch/kvm/vcpu.c:167:53: error: expected ')'
Date: Thu, 22 Oct 2026 09:41:06 +0800 [thread overview]
Message-ID: <202610220917.Huyunnnm-lkp@intel.com> (raw)
tree: git://git.infradead.org/users/dwmw2/linux vsm
head: 0d3b0d77a4f09382bf67c82ed7e64ff81d4fb803
commit: e107e0e18513558d7ed0c750f6878d90a2f58a26 [24/115] KVM: Introduce kvm_check_gen()/kvm_memslots_check_gen()
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20261022/202610220917.Huyunnnm-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/20261022/202610220917.Huyunnnm-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/202610220917.Huyunnnm-lkp@intel.com/
All errors (new ones prefixed by >>):
>> arch/loongarch/kvm/vcpu.c:167:53: error: expected ')'
167 | kvm_is_error_hva(ghc->hva) || !ghc->memslot) {
| ^
arch/loongarch/kvm/vcpu.c:166:5: note: to match this '('
166 | if (unlikely(!kvm_check_gen(vcpu->kvm, ghc->generation) || gpa != ghc->gpa ||
| ^
arch/loongarch/kvm/vcpu.c:1834:53: error: expected ')'
1834 | kvm_is_error_hva(ghc->hva) || !ghc->memslot) {
| ^
arch/loongarch/kvm/vcpu.c:1833:5: note: to match this '('
1833 | if (unlikely(!kvm_check_gen(vcpu->kvm, ghc->generation) || gpa != ghc->gpa ||
| ^
2 errors generated.
vim +167 arch/loongarch/kvm/vcpu.c
151
152 static void kvm_update_stolen_time(struct kvm_vcpu *vcpu)
153 {
154 u32 version;
155 u64 steal;
156 gpa_t gpa;
157 struct kvm_steal_time __user *st;
158 struct gfn_to_hva_cache *ghc;
159
160 ghc = &vcpu->arch.st.cache;
161 gpa = vcpu->arch.st.guest_addr;
162 if (!(gpa & KVM_STEAL_PHYS_VALID))
163 return;
164
165 gpa &= KVM_STEAL_PHYS_MASK;
166 if (unlikely(!kvm_check_gen(vcpu->kvm, ghc->generation) || gpa != ghc->gpa ||
> 167 kvm_is_error_hva(ghc->hva) || !ghc->memslot) {
168 if (kvm_gfn_to_hva_cache_init(vcpu->kvm, ghc, gpa, sizeof(*st))) {
169 ghc->gpa = INVALID_GPA;
170 return;
171 }
172 }
173
174 st = (struct kvm_steal_time __user *)ghc->hva;
175 if (kvm_guest_has_pv_feature(vcpu, KVM_FEATURE_PREEMPT)) {
176 unsafe_put_user(0, &st->preempted, out);
177 vcpu->arch.st.preempted = 0;
178 }
179
180 unsafe_get_user(version, &st->version, out);
181 if (version & 1)
182 version += 1; /* first time write, random junk */
183
184 version += 1;
185 unsafe_put_user(version, &st->version, out);
186 smp_wmb();
187
188 unsafe_get_user(steal, &st->steal, out);
189 steal += current->sched_info.run_delay - vcpu->arch.st.last_steal;
190 vcpu->arch.st.last_steal = current->sched_info.run_delay;
191 unsafe_put_user(steal, &st->steal, out);
192
193 smp_wmb();
194 version += 1;
195 unsafe_put_user(version, &st->version, out);
196 out:
197 mark_page_dirty_in_slot(vcpu->kvm, ghc->memslot, gpa_to_gfn(ghc->gpa));
198 }
199
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-10-22 1:42 UTC|newest]
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