Re: [PATCH v8 24/29] riscv: enable kernel access to shadow stack memory via FWFT sbi call

kernel test robot
2024-11-13T03:16:49Z

Hi Deepak,

kernel test robot noticed the following build errors:

[auto build test ERROR on 64f7b77f0bd9271861ed9e410e9856b6b0b21c48]

url: https://github.com/intel-lab-lkp/linux/commits/Deepak-Gupta/mm-Introduce-ARCH_HAS_USER_SHADOW_STACK/20241112-050530
base: 64f7b77f0bd9271861ed9e410e9856b6b0b21c48
patch link: https://lore.kernel.org/r/20241111-v5_user_cfi_series-v8-24-dce14aa30207%40rivosinc.com
patch subject: [PATCH v8 24/29] riscv: enable kernel access to shadow stack memory via FWFT sbi call
config: riscv-randconfig-r063-20241113 (https://download.01.org/0day-ci/archive/20241113/202411131001.zfDosm7U-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241113/202411131001.zfDosm7U-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/202411131001.zfDosm7U-lkp@intel.com/

All errors (new ones prefixed by >>):

| ~~~~~~~~~~ ^
include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
744 | insb(addr, buffer, count);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:104:53: note: expanded from macro 'insb'
104 | #define insb(addr, buffer, count) __insb(PCI_IOBASE + (addr), buffer, count)
| ~~~~~~~~~~ ^
In file included from arch/riscv/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:752:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
752 | insw(addr, buffer, count);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:105:53: note: expanded from macro 'insw'
105 | #define insw(addr, buffer, count) __insw(PCI_IOBASE + (addr), buffer, count)
| ~~~~~~~~~~ ^
In file included from arch/riscv/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:760:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
760 | insl(addr, buffer, count);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:106:53: note: expanded from macro 'insl'
106 | #define insl(addr, buffer, count) __insl(PCI_IOBASE + (addr), buffer, count)
| ~~~~~~~~~~ ^
In file included from arch/riscv/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:769:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
769 | outsb(addr, buffer, count);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:118:55: note: expanded from macro 'outsb'
118 | #define outsb(addr, buffer, count) __outsb(PCI_IOBASE + (addr), buffer, count)
| ~~~~~~~~~~ ^
In file included from arch/riscv/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:778:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
778 | outsw(addr, buffer, count);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:119:55: note: expanded from macro 'outsw'
119 | #define outsw(addr, buffer, count) __outsw(PCI_IOBASE + (addr), buffer, count)
| ~~~~~~~~~~ ^
In file included from arch/riscv/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:787:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
787 | outsl(addr, buffer, count);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:120:55: note: expanded from macro 'outsl'
120 | #define outsl(addr, buffer, count) __outsl(PCI_IOBASE + (addr), buffer, count)
| ~~~~~~~~~~ ^
In file included from arch/riscv/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:1115:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
1115 | return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
| ~~~~~~~~~~ ^
>> arch/riscv/kernel/asm-offsets.c:520:23: error: use of undeclared identifier 'SBI_EXT_FWFT'
520 | DEFINE(SBI_EXT_FWFT, SBI_EXT_FWFT);
| ^
>> arch/riscv/kernel/asm-offsets.c:521:27: error: use of undeclared identifier 'SBI_EXT_FWFT_SET'
521 | DEFINE(SBI_EXT_FWFT_SET, SBI_EXT_FWFT_SET);
| ^
>> arch/riscv/kernel/asm-offsets.c:522:32: error: use of undeclared identifier 'SBI_FWFT_SHADOW_STACK'
522 | DEFINE(SBI_FWFT_SHADOW_STACK, SBI_FWFT_SHADOW_STACK);
| ^
>> arch/riscv/kernel/asm-offsets.c:523:33: error: use of undeclared identifier 'SBI_FWFT_SET_FLAG_LOCK'
523 | DEFINE(SBI_FWFT_SET_FLAG_LOCK, SBI_FWFT_SET_FLAG_LOCK);
| ^
14 warnings and 4 errors generated.
make[3]: *** [scripts/Makefile.build:102: arch/riscv/kernel/asm-offsets.s] Error 1
make[3]: Target 'prepare' not remade because of errors.
make[2]: *** [Makefile:1203: prepare0] Error 2
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:224: __sub-make] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:224: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.

vim +/SBI_EXT_FWFT +520 arch/riscv/kernel/asm-offsets.c

95
96 DEFINE(PT_SIZE, sizeof(struct pt_regs));
97 OFFSET(PT_EPC, pt_regs, epc);
98 OFFSET(PT_RA, pt_regs, ra);
99 OFFSET(PT_FP, pt_regs, s0);
100 OFFSET(PT_S0, pt_regs, s0);
101 OFFSET(PT_S1, pt_regs, s1);
102 OFFSET(PT_S2, pt_regs, s2);
103 OFFSET(PT_S3, pt_regs, s3);
104 OFFSET(PT_S4, pt_regs, s4);
105 OFFSET(PT_S5, pt_regs, s5);
106 OFFSET(PT_S6, pt_regs, s6);
107 OFFSET(PT_S7, pt_regs, s7);
108 OFFSET(PT_S8, pt_regs, s8);
109 OFFSET(PT_S9, pt_regs, s9);
110 OFFSET(PT_S10, pt_regs, s10);
111 OFFSET(PT_S11, pt_regs, s11);
112 OFFSET(PT_SP, pt_regs, sp);
113 OFFSET(PT_TP, pt_regs, tp);
114 OFFSET(PT_A0, pt_regs, a0);
115 OFFSET(PT_A1, pt_regs, a1);
116 OFFSET(PT_A2, pt_regs, a2);
117 OFFSET(PT_A3, pt_regs, a3);
118 OFFSET(PT_A4, pt_regs, a4);
119 OFFSET(PT_A5, pt_regs, a5);
120 OFFSET(PT_A6, pt_regs, a6);
121 OFFSET(PT_A7, pt_regs, a7);
122 OFFSET(PT_T0, pt_regs, t0);
123 OFFSET(PT_T1, pt_regs, t1);
124 OFFSET(PT_T2, pt_regs, t2);
125 OFFSET(PT_T3, pt_regs, t3);
126 OFFSET(PT_T4, pt_regs, t4);
127 OFFSET(PT_T5, pt_regs, t5);
128 OFFSET(PT_T6, pt_regs, t6);
129 OFFSET(PT_GP, pt_regs, gp);
130 OFFSET(PT_ORIG_A0, pt_regs, orig_a0);
131 OFFSET(PT_STATUS, pt_regs, status);
132 OFFSET(PT_BADADDR, pt_regs, badaddr);
133 OFFSET(PT_CAUSE, pt_regs, cause);
134
135 OFFSET(SUSPEND_CONTEXT_REGS, suspend_context, regs);
136
137 OFFSET(HIBERN_PBE_ADDR, pbe, address);
138 OFFSET(HIBERN_PBE_ORIG, pbe, orig_address);
139 OFFSET(HIBERN_PBE_NEXT, pbe, next);
140
141 OFFSET(KVM_ARCH_GUEST_ZERO, kvm_vcpu_arch, guest_context.zero);
142 OFFSET(KVM_ARCH_GUEST_RA, kvm_vcpu_arch, guest_context.ra);
143 OFFSET(KVM_ARCH_GUEST_SP, kvm_vcpu_arch, guest_context.sp);
144 OFFSET(KVM_ARCH_GUEST_GP, kvm_vcpu_arch, guest_context.gp);
145 OFFSET(KVM_ARCH_GUEST_TP, kvm_vcpu_arch, guest_context.tp);
146 OFFSET(KVM_ARCH_GUEST_T0, kvm_vcpu_arch, guest_context.t0);
147 OFFSET(KVM_ARCH_GUEST_T1, kvm_vcpu_arch, guest_context.t1);
148 OFFSET(KVM_ARCH_GUEST_T2, kvm_vcpu_arch, guest_context.t2);
149 OFFSET(KVM_ARCH_GUEST_S0, kvm_vcpu_arch, guest_context.s0);
150 OFFSET(KVM_ARCH_GUEST_S1, kvm_vcpu_arch, guest_context.s1);
151 OFFSET(KVM_ARCH_GUEST_A0, kvm_vcpu_arch, guest_context.a0);
152 OFFSET(KVM_ARCH_GUEST_A1, kvm_vcpu_arch, guest_context.a1);
153 OFFSET(KVM_ARCH_GUEST_A2, kvm_vcpu_arch, guest_context.a2);
154 OFFSET(KVM_ARCH_GUEST_A3, kvm_vcpu_arch, guest_context.a3);
155 OFFSET(KVM_ARCH_GUEST_A4, kvm_vcpu_arch, guest_context.a4);
156 OFFSET(KVM_ARCH_GUEST_A5, kvm_vcpu_arch, guest_context.a5);
157 OFFSET(KVM_ARCH_GUEST_A6, kvm_vcpu_arch, guest_context.a6);
158 OFFSET(KVM_ARCH_GUEST_A7, kvm_vcpu_arch, guest_context.a7);
159 OFFSET(KVM_ARCH_GUEST_S2, kvm_vcpu_arch, guest_context.s2);
160 OFFSET(KVM_ARCH_GUEST_S3, kvm_vcpu_arch, guest_context.s3);
161 OFFSET(KVM_ARCH_GUEST_S4, kvm_vcpu_arch, guest_context.s4);
162 OFFSET(KVM_ARCH_GUEST_S5, kvm_vcpu_arch, guest_context.s5);
163 OFFSET(KVM_ARCH_GUEST_S6, kvm_vcpu_arch, guest_context.s6);
164 OFFSET(KVM_ARCH_GUEST_S7, kvm_vcpu_arch, guest_context.s7);
165 OFFSET(KVM_ARCH_GUEST_S8, kvm_vcpu_arch, guest_context.s8);
166 OFFSET(KVM_ARCH_GUEST_S9, kvm_vcpu_arch, guest_context.s9);
167 OFFSET(KVM_ARCH_GUEST_S10, kvm_vcpu_arch, guest_context.s10);
168 OFFSET(KVM_ARCH_GUEST_S11, kvm_vcpu_arch, guest_context.s11);
169 OFFSET(KVM_ARCH_GUEST_T3, kvm_vcpu_arch, guest_context.t3);
170 OFFSET(KVM_ARCH_GUEST_T4, kvm_vcpu_arch, guest_context.t4);
171 OFFSET(KVM_ARCH_GUEST_T5, kvm_vcpu_arch, guest_context.t5);
172 OFFSET(KVM_ARCH_GUEST_T6, kvm_vcpu_arch, guest_context.t6);
173 OFFSET(KVM_ARCH_GUEST_SEPC, kvm_vcpu_arch, guest_context.sepc);
174 OFFSET(KVM_ARCH_GUEST_SSTATUS, kvm_vcpu_arch, guest_context.sstatus);
175 OFFSET(KVM_ARCH_GUEST_HSTATUS, kvm_vcpu_arch, guest_context.hstatus);
176 OFFSET(KVM_ARCH_GUEST_SCOUNTEREN, kvm_vcpu_arch, guest_csr.scounteren);
177
178 OFFSET(KVM_ARCH_HOST_ZERO, kvm_vcpu_arch, host_context.zero);
179 OFFSET(KVM_ARCH_HOST_RA, kvm_vcpu_arch, host_context.ra);
180 OFFSET(KVM_ARCH_HOST_SP, kvm_vcpu_arch, host_context.sp);
181 OFFSET(KVM_ARCH_HOST_GP, kvm_vcpu_arch, host_context.gp);
182 OFFSET(KVM_ARCH_HOST_TP, kvm_vcpu_arch, host_context.tp);
183 OFFSET(KVM_ARCH_HOST_T0, kvm_vcpu_arch, host_context.t0);
184 OFFSET(KVM_ARCH_HOST_T1, kvm_vcpu_arch, host_context.t1);
185 OFFSET(KVM_ARCH_HOST_T2, kvm_vcpu_arch, host_context.t2);
186 OFFSET(KVM_ARCH_HOST_S0, kvm_vcpu_arch, host_context.s0);
187 OFFSET(KVM_ARCH_HOST_S1, kvm_vcpu_arch, host_context.s1);
188 OFFSET(KVM_ARCH_HOST_A0, kvm_vcpu_arch, host_context.a0);
189 OFFSET(KVM_ARCH_HOST_A1, kvm_vcpu_arch, host_context.a1);
190 OFFSET(KVM_ARCH_HOST_A2, kvm_vcpu_arch, host_context.a2);
191 OFFSET(KVM_ARCH_HOST_A3, kvm_vcpu_arch, host_context.a3);
192 OFFSET(KVM_ARCH_HOST_A4, kvm_vcpu_arch, host_context.a4);
193 OFFSET(KVM_ARCH_HOST_A5, kvm_vcpu_arch, host_context.a5);
194 OFFSET(KVM_ARCH_HOST_A6, kvm_vcpu_arch, host_context.a6);
195 OFFSET(KVM_ARCH_HOST_A7, kvm_vcpu_arch, host_context.a7);
196 OFFSET(KVM_ARCH_HOST_S2, kvm_vcpu_arch, host_context.s2);
197 OFFSET(KVM_ARCH_HOST_S3, kvm_vcpu_arch, host_context.s3);
198 OFFSET(KVM_ARCH_HOST_S4, kvm_vcpu_arch, host_context.s4);
199 OFFSET(KVM_ARCH_HOST_S5, kvm_vcpu_arch, host_context.s5);
200 OFFSET(KVM_ARCH_HOST_S6, kvm_vcpu_arch, host_context.s6);
201 OFFSET(KVM_ARCH_HOST_S7, kvm_vcpu_arch, host_context.s7);
202 OFFSET(KVM_ARCH_HOST_S8, kvm_vcpu_arch, host_context.s8);
203 OFFSET(KVM_ARCH_HOST_S9, kvm_vcpu_arch, host_context.s9);
204 OFFSET(KVM_ARCH_HOST_S10, kvm_vcpu_arch, host_context.s10);
205 OFFSET(KVM_ARCH_HOST_S11, kvm_vcpu_arch, host_context.s11);
206 OFFSET(KVM_ARCH_HOST_T3, kvm_vcpu_arch, host_context.t3);
207 OFFSET(KVM_ARCH_HOST_T4, kvm_vcpu_arch, host_context.t4);
208 OFFSET(KVM_ARCH_HOST_T5, kvm_vcpu_arch, host_context.t5);
209 OFFSET(KVM_ARCH_HOST_T6, kvm_vcpu_arch, host_context.t6);
210 OFFSET(KVM_ARCH_HOST_SEPC, kvm_vcpu_arch, host_context.sepc);
211 OFFSET(KVM_ARCH_HOST_SSTATUS, kvm_vcpu_arch, host_context.sstatus);
212 OFFSET(KVM_ARCH_HOST_HSTATUS, kvm_vcpu_arch, host_context.hstatus);
213 OFFSET(KVM_ARCH_HOST_SSCRATCH, kvm_vcpu_arch, host_sscratch);
214 OFFSET(KVM_ARCH_HOST_STVEC, kvm_vcpu_arch, host_stvec);
215 OFFSET(KVM_ARCH_HOST_SCOUNTEREN, kvm_vcpu_arch, host_scounteren);
216
217 OFFSET(KVM_ARCH_TRAP_SEPC, kvm_cpu_trap, sepc);
218 OFFSET(KVM_ARCH_TRAP_SCAUSE, kvm_cpu_trap, scause);
219 OFFSET(KVM_ARCH_TRAP_STVAL, kvm_cpu_trap, stval);
220 OFFSET(KVM_ARCH_TRAP_HTVAL, kvm_cpu_trap, htval);
221 OFFSET(KVM_ARCH_TRAP_HTINST, kvm_cpu_trap, htinst);
222
223 /* F extension */
224
225 OFFSET(KVM_ARCH_FP_F_F0, kvm_cpu_context, fp.f.f[0]);
226 OFFSET(KVM_ARCH_FP_F_F1, kvm_cpu_context, fp.f.f[1]);
227 OFFSET(KVM_ARCH_FP_F_F2, kvm_cpu_context, fp.f.f[2]);
228 OFFSET(KVM_ARCH_FP_F_F3, kvm_cpu_context, fp.f.f[3]);
229 OFFSET(KVM_ARCH_FP_F_F4, kvm_cpu_context, fp.f.f[4]);
230 OFFSET(KVM_ARCH_FP_F_F5, kvm_cpu_context, fp.f.f[5]);
231 OFFSET(KVM_ARCH_FP_F_F6, kvm_cpu_context, fp.f.f[6]);
232 OFFSET(KVM_ARCH_FP_F_F7, kvm_cpu_context, fp.f.f[7]);
233 OFFSET(KVM_ARCH_FP_F_F8, kvm_cpu_context, fp.f.f[8]);
234 OFFSET(KVM_ARCH_FP_F_F9, kvm_cpu_context, fp.f.f[9]);
235 OFFSET(KVM_ARCH_FP_F_F10, kvm_cpu_context, fp.f.f[10]);
236 OFFSET(KVM_ARCH_FP_F_F11, kvm_cpu_context, fp.f.f[11]);
237 OFFSET(KVM_ARCH_FP_F_F12, kvm_cpu_context, fp.f.f[12]);
238 OFFSET(KVM_ARCH_FP_F_F13, kvm_cpu_context, fp.f.f[13]);
239 OFFSET(KVM_ARCH_FP_F_F14, kvm_cpu_context, fp.f.f[14]);
240 OFFSET(KVM_ARCH_FP_F_F15, kvm_cpu_context, fp.f.f[15]);
241 OFFSET(KVM_ARCH_FP_F_F16, kvm_cpu_context, fp.f.f[16]);
242 OFFSET(KVM_ARCH_FP_F_F17, kvm_cpu_context, fp.f.f[17]);
243 OFFSET(KVM_ARCH_FP_F_F18, kvm_cpu_context, fp.f.f[18]);
244 OFFSET(KVM_ARCH_FP_F_F19, kvm_cpu_context, fp.f.f[19]);
245 OFFSET(KVM_ARCH_FP_F_F20, kvm_cpu_context, fp.f.f[20]);
246 OFFSET(KVM_ARCH_FP_F_F21, kvm_cpu_context, fp.f.f[21]);
247 OFFSET(KVM_ARCH_FP_F_F22, kvm_cpu_context, fp.f.f[22]);
248 OFFSET(KVM_ARCH_FP_F_F23, kvm_cpu_context, fp.f.f[23]);
249 OFFSET(KVM_ARCH_FP_F_F24, kvm_cpu_context, fp.f.f[24]);
250 OFFSET(KVM_ARCH_FP_F_F25, kvm_cpu_context, fp.f.f[25]);
251 OFFSET(KVM_ARCH_FP_F_F26, kvm_cpu_context, fp.f.f[26]);
252 OFFSET(KVM_ARCH_FP_F_F27, kvm_cpu_context, fp.f.f[27]);
253 OFFSET(KVM_ARCH_FP_F_F28, kvm_cpu_context, fp.f.f[28]);
254 OFFSET(KVM_ARCH_FP_F_F29, kvm_cpu_context, fp.f.f[29]);
255 OFFSET(KVM_ARCH_FP_F_F30, kvm_cpu_context, fp.f.f[30]);
256 OFFSET(KVM_ARCH_FP_F_F31, kvm_cpu_context, fp.f.f[31]);
257 OFFSET(KVM_ARCH_FP_F_FCSR, kvm_cpu_context, fp.f.fcsr);
258
259 /* D extension */
260
261 OFFSET(KVM_ARCH_FP_D_F0, kvm_cpu_context, fp.d.f[0]);
262 OFFSET(KVM_ARCH_FP_D_F1, kvm_cpu_context, fp.d.f[1]);
263 OFFSET(KVM_ARCH_FP_D_F2, kvm_cpu_context, fp.d.f[2]);
264 OFFSET(KVM_ARCH_FP_D_F3, kvm_cpu_context, fp.d.f[3]);
265 OFFSET(KVM_ARCH_FP_D_F4, kvm_cpu_context, fp.d.f[4]);
266 OFFSET(KVM_ARCH_FP_D_F5, kvm_cpu_context, fp.d.f[5]);
267 OFFSET(KVM_ARCH_FP_D_F6, kvm_cpu_context, fp.d.f[6]);
268 OFFSET(KVM_ARCH_FP_D_F7, kvm_cpu_context, fp.d.f[7]);
269 OFFSET(KVM_ARCH_FP_D_F8, kvm_cpu_context, fp.d.f[8]);
270 OFFSET(KVM_ARCH_FP_D_F9, kvm_cpu_context, fp.d.f[9]);
271 OFFSET(KVM_ARCH_FP_D_F10, kvm_cpu_context, fp.d.f[10]);
272 OFFSET(KVM_ARCH_FP_D_F11, kvm_cpu_context, fp.d.f[11]);
273 OFFSET(KVM_ARCH_FP_D_F12, kvm_cpu_context, fp.d.f[12]);
274 OFFSET(KVM_ARCH_FP_D_F13, kvm_cpu_context, fp.d.f[13]);
275 OFFSET(KVM_ARCH_FP_D_F14, kvm_cpu_context, fp.d.f[14]);
276 OFFSET(KVM_ARCH_FP_D_F15, kvm_cpu_context, fp.d.f[15]);
277 OFFSET(KVM_ARCH_FP_D_F16, kvm_cpu_context, fp.d.f[16]);
278 OFFSET(KVM_ARCH_FP_D_F17, kvm_cpu_context, fp.d.f[17]);
279 OFFSET(KVM_ARCH_FP_D_F18, kvm_cpu_context, fp.d.f[18]);
280 OFFSET(KVM_ARCH_FP_D_F19, kvm_cpu_context, fp.d.f[19]);
281 OFFSET(KVM_ARCH_FP_D_F20, kvm_cpu_context, fp.d.f[20]);
282 OFFSET(KVM_ARCH_FP_D_F21, kvm_cpu_context, fp.d.f[21]);
283 OFFSET(KVM_ARCH_FP_D_F22, kvm_cpu_context, fp.d.f[22]);
284 OFFSET(KVM_ARCH_FP_D_F23, kvm_cpu_context, fp.d.f[23]);
285 OFFSET(KVM_ARCH_FP_D_F24, kvm_cpu_context, fp.d.f[24]);
286 OFFSET(KVM_ARCH_FP_D_F25, kvm_cpu_context, fp.d.f[25]);
287 OFFSET(KVM_ARCH_FP_D_F26, kvm_cpu_context, fp.d.f[26]);
288 OFFSET(KVM_ARCH_FP_D_F27, kvm_cpu_context, fp.d.f[27]);
289 OFFSET(KVM_ARCH_FP_D_F28, kvm_cpu_context, fp.d.f[28]);
290 OFFSET(KVM_ARCH_FP_D_F29, kvm_cpu_context, fp.d.f[29]);
291 OFFSET(KVM_ARCH_FP_D_F30, kvm_cpu_context, fp.d.f[30]);
292 OFFSET(KVM_ARCH_FP_D_F31, kvm_cpu_context, fp.d.f[31]);
293 OFFSET(KVM_ARCH_FP_D_FCSR, kvm_cpu_context, fp.d.fcsr);
294
295 /*
296 * THREAD_{F,X}* might be larger than a S-type offset can handle, but
297 * these are used in performance-sensitive assembly so we can't resort
298 * to loading the long immediate every time.
299 */
300 DEFINE(TASK_THREAD_RA_RA,
301 offsetof(struct task_struct, thread.ra)
302 - offsetof(struct task_struct, thread.ra)
303 );
304 DEFINE(TASK_THREAD_SP_RA,
305 offsetof(struct task_struct, thread.sp)
306 - offsetof(struct task_struct, thread.ra)
307 );
308 DEFINE(TASK_THREAD_S0_RA,
309 offsetof(struct task_struct, thread.s[0])
310 - offsetof(struct task_struct, thread.ra)
311 );
312 DEFINE(TASK_THREAD_S1_RA,
313 offsetof(struct task_struct, thread.s[1])
314 - offsetof(struct task_struct, thread.ra)
315 );
316 DEFINE(TASK_THREAD_S2_RA,
317 offsetof(struct task_struct, thread.s[2])
318 - offsetof(struct task_struct, thread.ra)
319 );
320 DEFINE(TASK_THREAD_S3_RA,
321 offsetof(struct task_struct, thread.s[3])
322 - offsetof(struct task_struct, thread.ra)
323 );
324 DEFINE(TASK_THREAD_S4_RA,
325 offsetof(struct task_struct, thread.s[4])
326 - offsetof(struct task_struct, thread.ra)
327 );
328 DEFINE(TASK_THREAD_S5_RA,
329 offsetof(struct task_struct, thread.s[5])
330 - offsetof(struct task_struct, thread.ra)
331 );
332 DEFINE(TASK_THREAD_S6_RA,
333 offsetof(struct task_struct, thread.s[6])
334 - offsetof(struct task_struct, thread.ra)
335 );
336 DEFINE(TASK_THREAD_S7_RA,
337 offsetof(struct task_struct, thread.s[7])
338 - offsetof(struct task_struct, thread.ra)
339 );
340 DEFINE(TASK_THREAD_S8_RA,
341 offsetof(struct task_struct, thread.s[8])
342 - offsetof(struct task_struct, thread.ra)
343 );
344 DEFINE(TASK_THREAD_S9_RA,
345 offsetof(struct task_struct, thread.s[9])
346 - offsetof(struct task_struct, thread.ra)
347 );
348 DEFINE(TASK_THREAD_S10_RA,
349 offsetof(struct task_struct, thread.s[10])
350 - offsetof(struct task_struct, thread.ra)
351 );
352 DEFINE(TASK_THREAD_S11_RA,
353 offsetof(struct task_struct, thread.s[11])
354 - offsetof(struct task_struct, thread.ra)
355 );
356
357 DEFINE(TASK_THREAD_F0_F0,
358 offsetof(struct task_struct, thread.fstate.f[0])
359 - offsetof(struct task_struct, thread.fstate.f[0])
360 );
361 DEFINE(TASK_THREAD_F1_F0,
362 offsetof(struct task_struct, thread.fstate.f[1])
363 - offsetof(struct task_struct, thread.fstate.f[0])
364 );
365 DEFINE(TASK_THREAD_F2_F0,
366 offsetof(struct task_struct, thread.fstate.f[2])
367 - offsetof(struct task_struct, thread.fstate.f[0])
368 );
369 DEFINE(TASK_THREAD_F3_F0,
370 offsetof(struct task_struct, thread.fstate.f[3])
371 - offsetof(struct task_struct, thread.fstate.f[0])
372 );
373 DEFINE(TASK_THREAD_F4_F0,
374 offsetof(struct task_struct, thread.fstate.f[4])
375 - offsetof(struct task_struct, thread.fstate.f[0])
376 );
377 DEFINE(TASK_THREAD_F5_F0,
378 offsetof(struct task_struct, thread.fstate.f[5])
379 - offsetof(struct task_struct, thread.fstate.f[0])
380 );
381 DEFINE(TASK_THREAD_F6_F0,
382 offsetof(struct task_struct, thread.fstate.f[6])
383 - offsetof(struct task_struct, thread.fstate.f[0])
384 );
385 DEFINE(TASK_THREAD_F7_F0,
386 offsetof(struct task_struct, thread.fstate.f[7])
387 - offsetof(struct task_struct, thread.fstate.f[0])
388 );
389 DEFINE(TASK_THREAD_F8_F0,
390 offsetof(struct task_struct, thread.fstate.f[8])
391 - offsetof(struct task_struct, thread.fstate.f[0])
392 );
393 DEFINE(TASK_THREAD_F9_F0,
394 offsetof(struct task_struct, thread.fstate.f[9])
395 - offsetof(struct task_struct, thread.fstate.f[0])
396 );
397 DEFINE(TASK_THREAD_F10_F0,
398 offsetof(struct task_struct, thread.fstate.f[10])
399 - offsetof(struct task_struct, thread.fstate.f[0])
400 );
401 DEFINE(TASK_THREAD_F11_F0,
402 offsetof(struct task_struct, thread.fstate.f[11])
403 - offsetof(struct task_struct, thread.fstate.f[0])
404 );
405 DEFINE(TASK_THREAD_F12_F0,
406 offsetof(struct task_struct, thread.fstate.f[12])
407 - offsetof(struct task_struct, thread.fstate.f[0])
408 );
409 DEFINE(TASK_THREAD_F13_F0,
410 offsetof(struct task_struct, thread.fstate.f[13])
411 - offsetof(struct task_struct, thread.fstate.f[0])
412 );
413 DEFINE(TASK_THREAD_F14_F0,
414 offsetof(struct task_struct, thread.fstate.f[14])
415 - offsetof(struct task_struct, thread.fstate.f[0])
416 );
417 DEFINE(TASK_THREAD_F15_F0,
418 offsetof(struct task_struct, thread.fstate.f[15])
419 - offsetof(struct task_struct, thread.fstate.f[0])
420 );
421 DEFINE(TASK_THREAD_F16_F0,
422 offsetof(struct task_struct, thread.fstate.f[16])
423 - offsetof(struct task_struct, thread.fstate.f[0])
424 );
425 DEFINE(TASK_THREAD_F17_F0,
426 offsetof(struct task_struct, thread.fstate.f[17])
427 - offsetof(struct task_struct, thread.fstate.f[0])
428 );
429 DEFINE(TASK_THREAD_F18_F0,
430 offsetof(struct task_struct, thread.fstate.f[18])
431 - offsetof(struct task_struct, thread.fstate.f[0])
432 );
433 DEFINE(TASK_THREAD_F19_F0,
434 offsetof(struct task_struct, thread.fstate.f[19])
435 - offsetof(struct task_struct, thread.fstate.f[0])
436 );
437 DEFINE(TASK_THREAD_F20_F0,
438 offsetof(struct task_struct, thread.fstate.f[20])
439 - offsetof(struct task_struct, thread.fstate.f[0])
440 );
441 DEFINE(TASK_THREAD_F21_F0,
442 offsetof(struct task_struct, thread.fstate.f[21])
443 - offsetof(struct task_struct, thread.fstate.f[0])
444 );
445 DEFINE(TASK_THREAD_F22_F0,
446 offsetof(struct task_struct, thread.fstate.f[22])
447 - offsetof(struct task_struct, thread.fstate.f[0])
448 );
449 DEFINE(TASK_THREAD_F23_F0,
450 offsetof(struct task_struct, thread.fstate.f[23])
451 - offsetof(struct task_struct, thread.fstate.f[0])
452 );
453 DEFINE(TASK_THREAD_F24_F0,
454 offsetof(struct task_struct, thread.fstate.f[24])
455 - offsetof(struct task_struct, thread.fstate.f[0])
456 );
457 DEFINE(TASK_THREAD_F25_F0,
458 offsetof(struct task_struct, thread.fstate.f[25])
459 - offsetof(struct task_struct, thread.fstate.f[0])
460 );
461 DEFINE(TASK_THREAD_F26_F0,
462 offsetof(struct task_struct, thread.fstate.f[26])
463 - offsetof(struct task_struct, thread.fstate.f[0])
464 );
465 DEFINE(TASK_THREAD_F27_F0,
466 offsetof(struct task_struct, thread.fstate.f[27])
467 - offsetof(struct task_struct, thread.fstate.f[0])
468 );
469 DEFINE(TASK_THREAD_F28_F0,
470 offsetof(struct task_struct, thread.fstate.f[28])
471 - offsetof(struct task_struct, thread.fstate.f[0])
472 );
473 DEFINE(TASK_THREAD_F29_F0,
474 offsetof(struct task_struct, thread.fstate.f[29])
475 - offsetof(struct task_struct, thread.fstate.f[0])
476 );
477 DEFINE(TASK_THREAD_F30_F0,
478 offsetof(struct task_struct, thread.fstate.f[30])
479 - offsetof(struct task_struct, thread.fstate.f[0])
480 );
481 DEFINE(TASK_THREAD_F31_F0,
482 offsetof(struct task_struct, thread.fstate.f[31])
483 - offsetof(struct task_struct, thread.fstate.f[0])
484 );
485 DEFINE(TASK_THREAD_FCSR_F0,
486 offsetof(struct task_struct, thread.fstate.fcsr)
487 - offsetof(struct task_struct, thread.fstate.f[0])
488 );
489
490 /*
491 * We allocate a pt_regs on the stack when entering the kernel. This
492 * ensures the alignment is sane.
493 */
494 DEFINE(PT_SIZE_ON_STACK, ALIGN(sizeof(struct pt_regs), STACK_ALIGN));
495
496 OFFSET(KERNEL_MAP_VIRT_ADDR, kernel_mapping, virt_addr);
497 OFFSET(SBI_HART_BOOT_TASK_PTR_OFFSET, sbi_hart_boot_data, task_ptr);
498 OFFSET(SBI_HART_BOOT_STACK_PTR_OFFSET, sbi_hart_boot_data, stack_ptr);
499
500 DEFINE(STACKFRAME_SIZE_ON_STACK, ALIGN(sizeof(struct stackframe), STACK_ALIGN));
501 OFFSET(STACKFRAME_FP, stackframe, fp);
502 OFFSET(STACKFRAME_RA, stackframe, ra);
503
504 #ifdef CONFIG_DYNAMIC_FTRACE_WITH_ARGS
505 DEFINE(FREGS_SIZE_ON_STACK, ALIGN(sizeof(struct ftrace_regs), STACK_ALIGN));
506 DEFINE(FREGS_EPC, offsetof(struct ftrace_regs, epc));
507 DEFINE(FREGS_RA, offsetof(struct ftrace_regs, ra));
508 DEFINE(FREGS_SP, offsetof(struct ftrace_regs, sp));
509 DEFINE(FREGS_S0, offsetof(struct ftrace_regs, s0));
510 DEFINE(FREGS_T1, offsetof(struct ftrace_regs, t1));
511 DEFINE(FREGS_A0, offsetof(struct ftrace_regs, a0));
512 DEFINE(FREGS_A1, offsetof(struct ftrace_regs, a1));
513 DEFINE(FREGS_A2, offsetof(struct ftrace_regs, a2));
514 DEFINE(FREGS_A3, offsetof(struct ftrace_regs, a3));
515 DEFINE(FREGS_A4, offsetof(struct ftrace_regs, a4));
516 DEFINE(FREGS_A5, offsetof(struct ftrace_regs, a5));
517 DEFINE(FREGS_A6, offsetof(struct ftrace_regs, a6));
518 DEFINE(FREGS_A7, offsetof(struct ftrace_regs, a7));
519 #endif
> 520 DEFINE(SBI_EXT_FWFT, SBI_EXT_FWFT);
> 521 DEFINE(SBI_EXT_FWFT_SET, SBI_EXT_FWFT_SET);
> 522 DEFINE(SBI_FWFT_SHADOW_STACK, SBI_FWFT_SHADOW_STACK);
> 523 DEFINE(SBI_FWFT_SET_FLAG_LOCK, SBI_FWFT_SET_FLAG_LOCK);

--
0-DAY CI Kernel Test Service