[avpatel:riscv_kvm_v17 19/22] arch/riscv/kvm/vcpu_sbi.c:89:7: error: use of undeclared identifier 'SBI_EXT_0_1_CONSOLE_GETCHAR'
6:23 a.m.
tree: https://github.com/avpatel/linux.git riscv_kvm_v17
head: ba7ce7de0cc0281ef05082cf82d498222443c9bf
commit: 0de9ca2d7cf641c1bdf1efaa2a6e57bcb854af70 [19/22] RISC-V: KVM: Add SBI v0.1
support
config: riscv-randconfig-r005-20210217 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
c9439ca36342fb6013187d0a69aef92736951476)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
#
https://github.com/avpatel/linux/commit/0de9ca2d7cf641c1bdf1efaa2a6e57bcb...
git remote add avpatel https://github.com/avpatel/linux.git
git fetch --no-tags avpatel riscv_kvm_v17
git checkout 0de9ca2d7cf641c1bdf1efaa2a6e57bcb854af70
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
> arch/riscv/kvm/vcpu_sbi.c:89:7: error: use of undeclared
identifier 'SBI_EXT_0_1_CONSOLE_GETCHAR'
case
SBI_EXT_0_1_CONSOLE_GETCHAR:
^
> arch/riscv/kvm/vcpu_sbi.c:90:7: error: use of undeclared
identifier 'SBI_EXT_0_1_CONSOLE_PUTCHAR'
case
SBI_EXT_0_1_CONSOLE_PUTCHAR:
^
> arch/riscv/kvm/vcpu_sbi.c:99:7: error: use of undeclared
identifier 'SBI_EXT_0_1_SET_TIMER'; did you mean 'SBI_EXT_TIME_SET_TIMER'?
case SBI_EXT_0_1_SET_TIMER:
^~~~~~~~~~~~~~~~~~~~~
SBI_EXT_TIME_SET_TIMER
arch/riscv/include/asm/sbi.h:44:2: note: 'SBI_EXT_TIME_SET_TIMER' declared
here
SBI_EXT_TIME_SET_TIMER = 0,
^
> arch/riscv/kvm/vcpu_sbi.c:107:7: error: use of undeclared
identifier 'SBI_EXT_0_1_CLEAR_IPI'; did you mean 'SBI_EXT_IPI_SEND_IPI'?
case SBI_EXT_0_1_CLEAR_IPI:
^~~~~~~~~~~~~~~~~~~~~
SBI_EXT_IPI_SEND_IPI
arch/riscv/include/asm/sbi.h:48:2: note: 'SBI_EXT_IPI_SEND_IPI' declared here
SBI_EXT_IPI_SEND_IPI = 0,
^
> arch/riscv/kvm/vcpu_sbi.c:110:7: error: use of undeclared
identifier 'SBI_EXT_0_1_SEND_IPI'; did you mean 'SBI_EXT_IPI_SEND_IPI'?
case SBI_EXT_0_1_SEND_IPI:
^~~~~~~~~~~~~~~~~~~~
SBI_EXT_IPI_SEND_IPI
arch/riscv/include/asm/sbi.h:48:2: note: 'SBI_EXT_IPI_SEND_IPI' declared here
SBI_EXT_IPI_SEND_IPI = 0,
^
> arch/riscv/kvm/vcpu_sbi.c:127:7: error: use of undeclared
identifier 'SBI_EXT_0_1_SHUTDOWN'
case SBI_EXT_0_1_SHUTDOWN:
^
> arch/riscv/kvm/vcpu_sbi.c:132:7: error: use of undeclared
identifier 'SBI_EXT_0_1_REMOTE_FENCE_I'; did you mean
'SBI_EXT_RFENCE_REMOTE_FENCE_I'?
case
SBI_EXT_0_1_REMOTE_FENCE_I:
^~~~~~~~~~~~~~~~~~~~~~~~~~
SBI_EXT_RFENCE_REMOTE_FENCE_I
arch/riscv/include/asm/sbi.h:52:2: note: 'SBI_EXT_RFENCE_REMOTE_FENCE_I'
declared here
SBI_EXT_RFENCE_REMOTE_FENCE_I = 0,
^
> arch/riscv/kvm/vcpu_sbi.c:133:7: error: use of undeclared
identifier 'SBI_EXT_0_1_REMOTE_SFENCE_VMA'; did you mean
'SBI_EXT_RFENCE_REMOTE_SFENCE_VMA'?
case
SBI_EXT_0_1_REMOTE_SFENCE_VMA:
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SBI_EXT_RFENCE_REMOTE_SFENCE_VMA
arch/riscv/include/asm/sbi.h:53:2: note: 'SBI_EXT_RFENCE_REMOTE_SFENCE_VMA'
declared here
SBI_EXT_RFENCE_REMOTE_SFENCE_VMA,
^
> arch/riscv/kvm/vcpu_sbi.c:134:7: error: use of undeclared
identifier 'SBI_EXT_0_1_REMOTE_SFENCE_VMA_ASID'; did you mean
'SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID'?
case
SBI_EXT_0_1_REMOTE_SFENCE_VMA_ASID:
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID
arch/riscv/include/asm/sbi.h:54:2: note:
'SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID' declared here
SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID,
^
arch/riscv/kvm/vcpu_sbi.c:154:17: error: use of undeclared identifier
'SBI_EXT_0_1_REMOTE_FENCE_I'; did you mean
'SBI_EXT_RFENCE_REMOTE_FENCE_I'?
if (cp->a7 == SBI_EXT_0_1_REMOTE_FENCE_I)
^~~~~~~~~~~~~~~~~~~~~~~~~~
SBI_EXT_RFENCE_REMOTE_FENCE_I
arch/riscv/include/asm/sbi.h:52:2: note: 'SBI_EXT_RFENCE_REMOTE_FENCE_I'
declared here
SBI_EXT_RFENCE_REMOTE_FENCE_I = 0,
^
arch/riscv/kvm/vcpu_sbi.c:156:22: error: use of undeclared identifier
'SBI_EXT_0_1_REMOTE_SFENCE_VMA'; did you mean
'SBI_EXT_RFENCE_REMOTE_SFENCE_VMA'?
else if (cp->a7 == SBI_EXT_0_1_REMOTE_SFENCE_VMA)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SBI_EXT_RFENCE_REMOTE_SFENCE_VMA
arch/riscv/include/asm/sbi.h:53:2: note: 'SBI_EXT_RFENCE_REMOTE_SFENCE_VMA'
declared here
SBI_EXT_RFENCE_REMOTE_SFENCE_VMA,
^
> arch/riscv/kvm/vcpu_sbi.c:107:7: error: duplicate case value:
'SBI_EXT_TIME_SET_TIMER' and 'SBI_EXT_IPI_SEND_IPI' both equal '0'
case SBI_EXT_0_1_CLEAR_IPI:
^
arch/riscv/kvm/vcpu_sbi.c:99:7: note: previous case defined here
case SBI_EXT_0_1_SET_TIMER:
^
> arch/riscv/kvm/vcpu_sbi.c:110:7: error: duplicate case value
'SBI_EXT_IPI_SEND_IPI'
case SBI_EXT_0_1_SEND_IPI:
^
arch/riscv/kvm/vcpu_sbi.c:107:7: note: previous case defined here
case SBI_EXT_0_1_CLEAR_IPI:
^
> arch/riscv/kvm/vcpu_sbi.c:132:7: error: duplicate case value:
'SBI_EXT_IPI_SEND_IPI' and 'SBI_EXT_RFENCE_REMOTE_FENCE_I' both equal
'0'
case SBI_EXT_0_1_REMOTE_FENCE_I:
^
arch/riscv/kvm/vcpu_sbi.c:110:7: note: previous case defined here
case SBI_EXT_0_1_SEND_IPI:
^
14 errors generated.
vim +/SBI_EXT_0_1_CONSOLE_GETCHAR +89 arch/riscv/kvm/vcpu_sbi.c
72
73 int kvm_riscv_vcpu_sbi_ecall(struct kvm_vcpu *vcpu, struct kvm_run *run)
74 {
75 ulong hmask;
76 int i, ret = 1;
77 u64 next_cycle;
78 struct kvm_vcpu *rvcpu;
79 bool next_sepc = true;
80 struct cpumask cm, hm;
81 struct kvm *kvm = vcpu->kvm;
82 struct kvm_cpu_trap utrap = { 0 };
83 struct kvm_cpu_context *cp = &vcpu->arch.guest_context;
84
85 if (!cp)
86 return -EINVAL;
87
88 switch (cp->a7) {
89 case SBI_EXT_0_1_CONSOLE_GETCHAR:
90 case SBI_EXT_0_1_CONSOLE_PUTCHAR:
91 /*
92 * The CONSOLE_GETCHAR/CONSOLE_PUTCHAR SBI calls cannot be
93 * handled in kernel so we forward these to user-space
94 */
95 kvm_riscv_vcpu_sbi_forward(vcpu, run);
96 next_sepc = false;
97 ret = 0;
98 break;
99 case SBI_EXT_0_1_SET_TIMER:
100 #if __riscv_xlen == 32
101 next_cycle = ((u64)cp->a1 << 32) | (u64)cp->a0;
102 #else
103 next_cycle = (u64)cp->a0;
104 #endif
105 kvm_riscv_vcpu_timer_next_event(vcpu, next_cycle);
106 break;
107 case SBI_EXT_0_1_CLEAR_IPI:
108 kvm_riscv_vcpu_unset_interrupt(vcpu, IRQ_VS_SOFT);
109 break;
110 case SBI_EXT_0_1_SEND_IPI:
111 if (cp->a0)
112 hmask = kvm_riscv_vcpu_unpriv_read(vcpu, false, cp->a0,
113 &utrap);
114 else
115 hmask = (1UL << atomic_read(&kvm->online_vcpus)) - 1;
116 if (utrap.scause) {
117 utrap.sepc = cp->sepc;
118 kvm_riscv_vcpu_trap_redirect(vcpu, &utrap);
119 next_sepc = false;
120 break;
121 }
122 for_each_set_bit(i, &hmask, BITS_PER_LONG) {
123 rvcpu = kvm_get_vcpu_by_id(vcpu->kvm, i);
124 kvm_riscv_vcpu_set_interrupt(rvcpu, IRQ_VS_SOFT);
125 }
126 break;
127 case SBI_EXT_0_1_SHUTDOWN:
128 kvm_sbi_system_shutdown(vcpu, run, KVM_SYSTEM_EVENT_SHUTDOWN);
129 next_sepc = false;
130 ret = 0;
131 break;
132 case SBI_EXT_0_1_REMOTE_FENCE_I:
133 case SBI_EXT_0_1_REMOTE_SFENCE_VMA:
134 case SBI_EXT_0_1_REMOTE_SFENCE_VMA_ASID:
---
0-DAY CI Kernel Test Service, Intel Corporation
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