* [intel-tdx:kvm-upstream-next 196/273] arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
@ 2023-11-17 7:34 kernel test robot
0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2023-11-17 7:34 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Sagi Shahar <sagis@google.com>
CC: Isaku Yamahata <isaku.yamahata@intel.com>
tree: https://github.com/intel/tdx.git kvm-upstream-next
head: 90fec84219b5d2bf13e61f02777f6a44ab755bc4
commit: bf2a53c6d4d7151ace11879b20cacf6b07bdedcb [196/273] KVM: SEV: Refactor common code out of sev_vm_move_enc_context_from
:::::: branch date: 34 hours ago
:::::: commit date: 34 hours ago
config: x86_64-randconfig-161-20231117 (https://download.01.org/0day-ci/archive/20231117/202311171500.e2f5AH17-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce: (https://download.01.org/0day-ci/archive/20231117/202311171500.e2f5AH17-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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202311171500.e2f5AH17-lkp@intel.com/
New smatch warnings:
arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
Old smatch warnings:
arch/x86/kvm/x86.c:5700 kvm_arch_tsc_set_attr() warn: check for integer overflow 'offset'
arch/x86/kvm/x86.c:5742 kvm_vcpu_ioctl_device_attr() error: uninitialized symbol 'r'.
arch/x86/kvm/x86.c:7902 emulator_read_write() warn: missing error code? 'rc'
arch/x86/kvm/x86.c:9068 x86_emulate_instruction() warn: missing error code? 'r'
arch/x86/include/asm/kvm-x86-ops.h:17 kvm_ops_update() warn: inconsistent indenting
vim +/ret +14007 arch/x86/kvm/x86.c
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13982
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13983 int pre_move_enc_context_from(struct kvm *dst_kvm, struct kvm *src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13984 atomic_t *dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13985 atomic_t *src_migration_in_progress)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13986 {
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13987 struct kvm_vcpu *src_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13988 unsigned long i;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13989 int ret = -EINVAL;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13990
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13991 ret = lock_two_vms_for_migration(dst_kvm, src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13992 dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13993 src_migration_in_progress);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13994 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13995 return ret;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13996
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13997 ret = lock_vcpus_for_migration(dst_kvm, MIGRATION_TARGET);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13998 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13999 goto unlock_vms;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14000
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14001 ret = lock_vcpus_for_migration(src_kvm, MIGRATION_SOURCE);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14002 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14003 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14004
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14005 if (atomic_read(&dst_kvm->online_vcpus) !=
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14006 atomic_read(&src_kvm->online_vcpus))
bf2a53c6d4d715 Sagi Shahar 2023-04-07 @14007 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14008
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14009 kvm_for_each_vcpu(i, src_vcpu, src_kvm) {
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14010 if (!src_vcpu->arch.guest_state_protected)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14011 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14012 }
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14013
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14014 return 0;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14015
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14016 unlock_dst_vcpu:
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14017 unlock_vcpus_for_migration(dst_kvm);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14018 unlock_vms:
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14019 unlock_two_vms_for_migration(dst_kvm, src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14020 dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14021 src_migration_in_progress);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14022
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14023 return ret;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14024 }
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14025 EXPORT_SYMBOL_GPL(pre_move_enc_context_from);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14026
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 4+ messages in thread* [intel-tdx:kvm-upstream-next 196/273] arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
@ 2023-11-17 12:42 kernel test robot
0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2023-11-17 12:42 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Sagi Shahar <sagis@google.com>
CC: Isaku Yamahata <isaku.yamahata@intel.com>
tree: https://github.com/intel/tdx.git kvm-upstream-next
head: 90fec84219b5d2bf13e61f02777f6a44ab755bc4
commit: bf2a53c6d4d7151ace11879b20cacf6b07bdedcb [196/273] KVM: SEV: Refactor common code out of sev_vm_move_enc_context_from
:::::: branch date: 2 days ago
:::::: commit date: 2 days ago
config: x86_64-randconfig-161-20231117 (https://download.01.org/0day-ci/archive/20231117/202311171944.g4l2vVTQ-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce: (https://download.01.org/0day-ci/archive/20231117/202311171944.g4l2vVTQ-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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202311171944.g4l2vVTQ-lkp@intel.com/
New smatch warnings:
arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
Old smatch warnings:
arch/x86/kvm/x86.c:5700 kvm_arch_tsc_set_attr() warn: check for integer overflow 'offset'
arch/x86/kvm/x86.c:5742 kvm_vcpu_ioctl_device_attr() error: uninitialized symbol 'r'.
arch/x86/kvm/x86.c:7902 emulator_read_write() warn: missing error code? 'rc'
arch/x86/kvm/x86.c:9068 x86_emulate_instruction() warn: missing error code? 'r'
arch/x86/include/asm/kvm-x86-ops.h:17 kvm_ops_update() warn: inconsistent indenting
vim +/ret +14007 arch/x86/kvm/x86.c
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13982
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13983 int pre_move_enc_context_from(struct kvm *dst_kvm, struct kvm *src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13984 atomic_t *dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13985 atomic_t *src_migration_in_progress)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13986 {
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13987 struct kvm_vcpu *src_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13988 unsigned long i;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13989 int ret = -EINVAL;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13990
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13991 ret = lock_two_vms_for_migration(dst_kvm, src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13992 dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13993 src_migration_in_progress);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13994 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13995 return ret;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13996
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13997 ret = lock_vcpus_for_migration(dst_kvm, MIGRATION_TARGET);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13998 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13999 goto unlock_vms;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14000
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14001 ret = lock_vcpus_for_migration(src_kvm, MIGRATION_SOURCE);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14002 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14003 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14004
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14005 if (atomic_read(&dst_kvm->online_vcpus) !=
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14006 atomic_read(&src_kvm->online_vcpus))
bf2a53c6d4d715 Sagi Shahar 2023-04-07 @14007 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14008
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14009 kvm_for_each_vcpu(i, src_vcpu, src_kvm) {
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14010 if (!src_vcpu->arch.guest_state_protected)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14011 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14012 }
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14013
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14014 return 0;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14015
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14016 unlock_dst_vcpu:
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14017 unlock_vcpus_for_migration(dst_kvm);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14018 unlock_vms:
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14019 unlock_two_vms_for_migration(dst_kvm, src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14020 dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14021 src_migration_in_progress);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14022
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14023 return ret;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14024 }
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14025 EXPORT_SYMBOL_GPL(pre_move_enc_context_from);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14026
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 4+ messages in thread* [intel-tdx:kvm-upstream-next 196/273] arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
@ 2023-11-20 12:59 Dan Carpenter
2023-11-20 19:47 ` Yamahata, Isaku
0 siblings, 1 reply; 4+ messages in thread
From: Dan Carpenter @ 2023-11-20 12:59 UTC (permalink / raw)
To: oe-kbuild, Sagi Shahar; +Cc: lkp, oe-kbuild-all, Isaku Yamahata
tree: https://github.com/intel/tdx.git kvm-upstream-next
head: 90fec84219b5d2bf13e61f02777f6a44ab755bc4
commit: bf2a53c6d4d7151ace11879b20cacf6b07bdedcb [196/273] KVM: SEV: Refactor common code out of sev_vm_move_enc_context_from
config: x86_64-randconfig-161-20231117 (https://download.01.org/0day-ci/archive/20231117/202311171500.e2f5AH17-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce: (https://download.01.org/0day-ci/archive/20231117/202311171500.e2f5AH17-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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202311171500.e2f5AH17-lkp@intel.com/
New smatch warnings:
arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
vim +/ret +14007 arch/x86/kvm/x86.c
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13983 int pre_move_enc_context_from(struct kvm *dst_kvm, struct kvm *src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13984 atomic_t *dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13985 atomic_t *src_migration_in_progress)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13986 {
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13987 struct kvm_vcpu *src_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13988 unsigned long i;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13989 int ret = -EINVAL;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13990
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13991 ret = lock_two_vms_for_migration(dst_kvm, src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13992 dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13993 src_migration_in_progress);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13994 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13995 return ret;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13996
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13997 ret = lock_vcpus_for_migration(dst_kvm, MIGRATION_TARGET);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13998 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 13999 goto unlock_vms;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14000
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14001 ret = lock_vcpus_for_migration(src_kvm, MIGRATION_SOURCE);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14002 if (ret)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14003 goto unlock_dst_vcpu;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14004
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14005 if (atomic_read(&dst_kvm->online_vcpus) !=
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14006 atomic_read(&src_kvm->online_vcpus))
bf2a53c6d4d715 Sagi Shahar 2023-04-07 @14007 goto unlock_dst_vcpu;
Missing error code?
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14008
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14009 kvm_for_each_vcpu(i, src_vcpu, src_kvm) {
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14010 if (!src_vcpu->arch.guest_state_protected)
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14011 goto unlock_dst_vcpu;
Here too.
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14012 }
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14013
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14014 return 0;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14015
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14016 unlock_dst_vcpu:
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14017 unlock_vcpus_for_migration(dst_kvm);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14018 unlock_vms:
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14019 unlock_two_vms_for_migration(dst_kvm, src_kvm,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14020 dst_migration_in_progress,
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14021 src_migration_in_progress);
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14022
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14023 return ret;
bf2a53c6d4d715 Sagi Shahar 2023-04-07 14024 }
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 4+ messages in thread* RE: [intel-tdx:kvm-upstream-next 196/273] arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
2023-11-20 12:59 Dan Carpenter
@ 2023-11-20 19:47 ` Yamahata, Isaku
0 siblings, 0 replies; 4+ messages in thread
From: Yamahata, Isaku @ 2023-11-20 19:47 UTC (permalink / raw)
To: Dan Carpenter, oe-kbuild@lists.linux.dev, Sagi Shahar
Cc: lkp, oe-kbuild-all@lists.linux.dev, Yamahata, Isaku
> tree: https://github.com/intel/tdx.git kvm-upstream-next
> head: 90fec84219b5d2bf13e61f02777f6a44ab755bc4
> commit: bf2a53c6d4d7151ace11879b20cacf6b07bdedcb [196/273] KVM: SEV: Refactor common code out of
> sev_vm_move_enc_context_from
> config: x86_64-randconfig-161-20231117 (https://download.01.org/0day-ci/archive/20231117/202311171500.e2f5AH17-
> lkp@intel.com/config)
> compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
> reproduce: (https://download.01.org/0day-ci/archive/20231117/202311171500.e2f5AH17-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>
> | Reported-by: Dan Carpenter <error27@gmail.com>
> | Closes: https://lore.kernel.org/r/202311171500.e2f5AH17-lkp@intel.com/
>
> New smatch warnings:
> arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret'
>
> vim +/ret +14007 arch/x86/kvm/x86.c
>
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13983 int pre_move_enc_context_from(struct kvm *dst_kvm, struct kvm *src_kvm,
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13984 atomic_t *dst_migration_in_progress,
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13985 atomic_t *src_migration_in_progress)
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13986 {
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13987 struct kvm_vcpu *src_vcpu;
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13988 unsigned long i;
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13989 int ret = -EINVAL;
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13990
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13991 ret = lock_two_vms_for_migration(dst_kvm, src_kvm,
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13992 dst_migration_in_progress,
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13993 src_migration_in_progress);
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13994 if (ret)
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13995 return ret;
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13996
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13997 ret = lock_vcpus_for_migration(dst_kvm, MIGRATION_TARGET);
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13998 if (ret)
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 13999 goto unlock_vms;
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14000
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14001 ret = lock_vcpus_for_migration(src_kvm, MIGRATION_SOURCE);
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14002 if (ret)
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14003 goto unlock_dst_vcpu;
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14004
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14005 if (atomic_read(&dst_kvm->online_vcpus) !=
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14006 atomic_read(&src_kvm->online_vcpus))
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 @14007 goto unlock_dst_vcpu;
>
> Missing error code?
>
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14008
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14009 kvm_for_each_vcpu(i, src_vcpu, src_kvm) {
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14010 if (!src_vcpu->arch.guest_state_protected)
> bf2a53c6d4d715 Sagi Shahar 2023-04-07 14011 goto unlock_dst_vcpu;
>
> Here too.
Yes. I'll fix the patch on the next respin in my tree.
Sagi, you'd like to fix your own tree.
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 71a50d905ecf..97f406051396 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -14147,7 +14147,7 @@ int pre_move_enc_context_from(struct kvm *dst_kvm, struct kvm *src_kvm,
{
struct kvm_vcpu *src_vcpu;
unsigned long i;
- int ret = -EINVAL;
+ int ret;
ret = lock_two_vms_for_migration(dst_kvm, src_kvm,
dst_migration_in_progress,
@@ -14164,12 +14164,16 @@ int pre_move_enc_context_from(struct kvm *dst_kvm, struct kvm *src_kvm,
goto unlock_dst_vcpu;
if (atomic_read(&dst_kvm->online_vcpus) !=
- atomic_read(&src_kvm->online_vcpus))
+ atomic_read(&src_kvm->online_vcpus)) {
+ ret = -EINVAL;
goto unlock_dst_vcpu;
+ }
kvm_for_each_vcpu(i, src_vcpu, src_kvm) {
- if (!src_vcpu->arch.guest_state_protected)
+ if (!src_vcpu->arch.guest_state_protected) {
+ ret = -EINVAL;
goto unlock_dst_vcpu;
+ }
}
return 0;
^ permalink raw reply related [flat|nested] 4+ messages in thread
end of thread, other threads:[~2023-11-20 19:47 UTC | newest]
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2023-11-17 7:34 [intel-tdx:kvm-upstream-next 196/273] arch/x86/kvm/x86.c:14007 pre_move_enc_context_from() warn: missing error code 'ret' kernel test robot
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2023-11-17 12:42 kernel test robot
2023-11-20 12:59 Dan Carpenter
2023-11-20 19:47 ` Yamahata, Isaku
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