arch/alpha/kernel/process.c

339

int elf_core_copy_task_fpregs(struct task_struct *t, elf_fpregset_t *fpu)

arch/alpha/kernel/process.c

341

memcpy(fpu, task_thread_info(t)->fp, 32 * 8);

arch/arc/include/asm/processor.h

31

struct arc_fpu fpu;

arch/arc/kernel/fpu.c

34

unsigned int *saveto = &prev->thread.fpu.aux_dpfp[0].l;

arch/arc/kernel/fpu.c

35

unsigned int *readfrom = &next->thread.fpu.aux_dpfp[0].l;

arch/arc/kernel/fpu.c

71

struct arc_fpu *save = &prev->thread.fpu;

arch/arc/kernel/fpu.c

72

struct arc_fpu *restore = &next->thread.fpu;

arch/arc/kernel/setup.c

162

struct bcr_fp_arcv2 fpu;

arch/arc/kernel/setup.c

214

READ_BCR(ARC_REG_FP_V2_BCR, fpu);

arch/arc/kernel/setup.c

222

IS_AVAIL1((fpu.sp | fpu.dp), " FPU:"),

arch/arc/kernel/setup.c

223

IS_AVAIL1(fpu.sp, " sp"),

arch/arc/kernel/setup.c

224

IS_AVAIL1(fpu.dp, " dp"));

arch/arc/kernel/setup.c

281

present = fpu.sp | fpu.dp | mpy.dsp; /* DSP and/or FPU */

arch/arm/include/asm/vfpmacros.h

21

.fpu vfpv2

arch/arm/include/asm/vfpmacros.h

28

.fpu vfpv3

arch/arm/include/asm/vfpmacros.h

53

.fpu vfpv3

arch/arm64/kvm/guest.c

855

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/arm64/kvm/guest.c

860

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/csky/kernel/process.c

73

int elf_core_copy_task_fpregs(struct task_struct *t, elf_fpregset_t *fpu)

arch/csky/kernel/process.c

75

memcpy(fpu, &current->thread.user_fp, sizeof(*fpu));

arch/loongarch/include/asm/fpu.h

121

_restore_fp(&current->thread.fpu);

arch/loongarch/include/asm/fpu.h

137

_save_fp(&tsk->thread.fpu);

arch/loongarch/include/asm/fpu.h

165

unsigned int fcsr = current->thread.fpu.fcsr;

arch/loongarch/include/asm/fpu.h

175

_save_fp(&tsk->thread.fpu);

arch/loongarch/include/asm/fpu.h

181

_restore_fp(&tsk->thread.fpu);

arch/loongarch/include/asm/fpu.h

195

_save_lasx(&current->thread.fpu);

arch/loongarch/include/asm/fpu.h

200

_save_lsx(&current->thread.fpu);

arch/loongarch/include/asm/fpu.h

204

_save_fp(&current->thread.fpu);

arch/loongarch/include/asm/fpu.h

232

_save_lsx(&t->thread.fpu);

arch/loongarch/include/asm/fpu.h

238

_restore_lsx(&t->thread.fpu);

arch/loongarch/include/asm/fpu.h

250

_restore_lsx_upper(&t->thread.fpu);

arch/loongarch/include/asm/fpu.h

280

_save_lasx(&t->thread.fpu);

arch/loongarch/include/asm/fpu.h

286

_restore_lasx(&t->thread.fpu);

arch/loongarch/include/asm/fpu.h

298

_restore_lasx_upper(&t->thread.fpu);

arch/loongarch/include/asm/fpu.h

35

asmlinkage void _save_lsx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/fpu.h

36

asmlinkage void _restore_lsx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/fpu.h

38

asmlinkage void _restore_lsx_upper(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/fpu.h

42

asmlinkage void _save_lasx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/fpu.h

43

asmlinkage void _restore_lasx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/fpu.h

45

asmlinkage void _restore_lasx_upper(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_host.h

208

struct loongarch_fpu fpu FPU_ALIGN;

arch/loongarch/include/asm/kvm_vcpu.h

56

void kvm_save_fpu(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

57

void kvm_restore_fpu(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

58

void kvm_restore_fcsr(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

62

void kvm_save_lsx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

63

void kvm_restore_lsx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

66

static inline void kvm_save_lsx(struct loongarch_fpu *fpu) { }

arch/loongarch/include/asm/kvm_vcpu.h

67

static inline void kvm_restore_lsx(struct loongarch_fpu *fpu) { }

arch/loongarch/include/asm/kvm_vcpu.h

72

void kvm_save_lasx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

73

void kvm_restore_lasx(struct loongarch_fpu *fpu);

arch/loongarch/include/asm/kvm_vcpu.h

76

static inline void kvm_save_lasx(struct loongarch_fpu *fpu) { }

arch/loongarch/include/asm/kvm_vcpu.h

77

static inline void kvm_restore_lasx(struct loongarch_fpu *fpu) { }

arch/loongarch/include/asm/processor.h

137

struct loongarch_fpu fpu FPU_ALIGN;

arch/loongarch/include/asm/processor.h

179

.fpu = { \

arch/loongarch/kernel/asm-offsets.c

126

OFFSET(THREAD_FPU, task_struct, thread.fpu);

arch/loongarch/kernel/asm-offsets.c

291

OFFSET(VCPU_FCC, kvm_vcpu_arch, fpu.fcc);

arch/loongarch/kernel/asm-offsets.c

292

OFFSET(VCPU_FCSR0, kvm_vcpu_arch, fpu.fcsr);

arch/loongarch/kernel/kfpu.c

54

_save_lasx(&current->thread.fpu);

arch/loongarch/kernel/kfpu.c

59

_save_lsx(&current->thread.fpu);

arch/loongarch/kernel/kfpu.c

63

_save_fp(&current->thread.fpu);

arch/loongarch/kernel/kfpu.c

79

_restore_lasx(&current->thread.fpu);

arch/loongarch/kernel/kfpu.c

84

_restore_lsx(&current->thread.fpu);

arch/loongarch/kernel/kfpu.c

88

_restore_fp(&current->thread.fpu);

arch/loongarch/kernel/kgdb.c

135

memcpy(mem, (void *)&current->thread.fpu.fcsr, reg_size);

arch/loongarch/kernel/kgdb.c

138

memcpy(mem, (void *)&current->thread.fpu.fcc + reg_offset, reg_size);

arch/loongarch/kernel/kgdb.c

141

memcpy(mem, (void *)&current->thread.fpu.fpr[reg_offset], reg_size);

arch/loongarch/kernel/kgdb.c

176

memcpy((void *)&current->thread.fpu.fcsr, mem, reg_size);

arch/loongarch/kernel/kgdb.c

179

memcpy((void *)&current->thread.fpu.fcc + reg_offset, mem, reg_size);

arch/loongarch/kernel/kgdb.c

182

memcpy((void *)&current->thread.fpu.fpr[reg_offset], mem, reg_size);

arch/loongarch/kernel/process.c

139

memcpy(dst, src, offsetof(struct task_struct, thread.fpu.fpr));

arch/loongarch/kernel/process.c

92

current->thread.fpu.fcsr = boot_cpu_data.fpu_csr0;

arch/loongarch/kernel/ptrace.c

123

return membuf_write(to, &target->thread.fpu.fpr,

arch/loongarch/kernel/ptrace.c

134

fpr_val = get_fpr64(&target->thread.fpu.fpr[i], 0);

arch/loongarch/kernel/ptrace.c

153

if (sizeof(target->thread.fpu.fpr[0]) == sizeof(elf_fpreg_t))

arch/loongarch/kernel/ptrace.c

158

r = membuf_write(&to, &target->thread.fpu.fcc, sizeof(target->thread.fpu.fcc));

arch/loongarch/kernel/ptrace.c

159

r = membuf_write(&to, &target->thread.fpu.fcsr, sizeof(target->thread.fpu.fcsr));

arch/loongarch/kernel/ptrace.c

169

&target->thread.fpu.fpr,

arch/loongarch/kernel/ptrace.c

187

set_fpr64(&target->thread.fpu.fpr[i], 0, fpr_val);

arch/loongarch/kernel/ptrace.c

212

if (sizeof(target->thread.fpu.fpr[0]) == sizeof(elf_fpreg_t))

arch/loongarch/kernel/ptrace.c

220

&target->thread.fpu.fcc, fcc_start,

arch/loongarch/kernel/ptrace.c

223

&target->thread.fpu.fcsr, fcsr_start,

arch/loongarch/kernel/ptrace.c

271

membuf_write(to, &target->thread.fpu.fpr[i], cp_sz);

arch/loongarch/kernel/ptrace.c

297

} else if (sizeof(target->thread.fpu.fpr[0]) == regset->size) {

arch/loongarch/kernel/ptrace.c

299

membuf_write(&to, &target->thread.fpu.fpr, wr_size);

arch/loongarch/kernel/ptrace.c

302

copy_pad_fprs(target, regset, &to, sizeof(target->thread.fpu.fpr[0]));

arch/loongarch/kernel/ptrace.c

319

if (sizeof(target->thread.fpu.fpr[0]) == regset->size) {

arch/loongarch/kernel/ptrace.c

322

&target->thread.fpu.fpr,

arch/loongarch/kernel/ptrace.c

327

sizeof(target->thread.fpu.fpr[0]));

arch/loongarch/kernel/ptrace.c

332

&target->thread.fpu.fpr[i],

arch/loongarch/kernel/ptrace.c

354

r = membuf_write(&to, &target->thread.fpu.ftop, sizeof(u32));

arch/loongarch/kernel/ptrace.c

375

&target->thread.fpu.ftop,

arch/loongarch/kernel/ptrace.c

57

memset(&target->thread.fpu.fpr, ~0, sizeof(target->thread.fpu.fpr));

arch/loongarch/kernel/signal.c

109

set_fpr64(&current->thread.fpu.fpr[i], 0, fpr_val);

arch/loongarch/kernel/signal.c

111

err |= __get_user(current->thread.fpu.fcc, fcc);

arch/loongarch/kernel/signal.c

112

err |= __get_user(current->thread.fpu.fcsr, fcsr);

arch/loongarch/kernel/signal.c

126

err |= __put_user(get_fpr64(&current->thread.fpu.fpr[i], 0),

arch/loongarch/kernel/signal.c

128

err |= __put_user(get_fpr64(&current->thread.fpu.fpr[i], 1),

arch/loongarch/kernel/signal.c

131

err |= __put_user(current->thread.fpu.fcc, fcc);

arch/loongarch/kernel/signal.c

132

err |= __put_user(current->thread.fpu.fcsr, fcsr);

arch/loongarch/kernel/signal.c

148

set_fpr64(&current->thread.fpu.fpr[i], 0, fpr_val);

arch/loongarch/kernel/signal.c

150

set_fpr64(&current->thread.fpu.fpr[i], 1, fpr_val);

arch/loongarch/kernel/signal.c

152

err |= __get_user(current->thread.fpu.fcc, fcc);

arch/loongarch/kernel/signal.c

153

err |= __get_user(current->thread.fpu.fcsr, fcsr);

arch/loongarch/kernel/signal.c

167

err |= __put_user(get_fpr64(&current->thread.fpu.fpr[i], 0),

arch/loongarch/kernel/signal.c

169

err |= __put_user(get_fpr64(&current->thread.fpu.fpr[i], 1),

arch/loongarch/kernel/signal.c

171

err |= __put_user(get_fpr64(&current->thread.fpu.fpr[i], 2),

arch/loongarch/kernel/signal.c

173

err |= __put_user(get_fpr64(&current->thread.fpu.fpr[i], 3),

arch/loongarch/kernel/signal.c

176

err |= __put_user(current->thread.fpu.fcc, fcc);

arch/loongarch/kernel/signal.c

177

err |= __put_user(current->thread.fpu.fcsr, fcsr);

arch/loongarch/kernel/signal.c

193

set_fpr64(&current->thread.fpu.fpr[i], 0, fpr_val);

arch/loongarch/kernel/signal.c

195

set_fpr64(&current->thread.fpu.fpr[i], 1, fpr_val);

arch/loongarch/kernel/signal.c

197

set_fpr64(&current->thread.fpu.fpr[i], 2, fpr_val);

arch/loongarch/kernel/signal.c

199

set_fpr64(&current->thread.fpu.fpr[i], 3, fpr_val);

arch/loongarch/kernel/signal.c

201

err |= __get_user(current->thread.fpu.fcc, fcc);

arch/loongarch/kernel/signal.c

202

err |= __get_user(current->thread.fpu.fcsr, fcsr);

arch/loongarch/kernel/signal.c

242

return __put_user(current->thread.fpu.ftop, ftop);

arch/loongarch/kernel/signal.c

249

return __get_user(current->thread.fpu.ftop, ftop);

arch/loongarch/kernel/signal.c

370

struct sctx_info __user *info = extctx->fpu.addr;

arch/loongarch/kernel/signal.c

385

err |= __put_user(extctx->fpu.size, &info->size);

arch/loongarch/kernel/signal.c

404

struct sctx_info __user *info = extctx->fpu.addr;

arch/loongarch/kernel/signal.c

63

struct _ctx_layout fpu;

arch/loongarch/kernel/signal.c

685

else if (extctx->fpu.addr)

arch/loongarch/kernel/signal.c

716

extctx->fpu.addr = info;

arch/loongarch/kernel/signal.c

789

else if (extctx.fpu.addr)

arch/loongarch/kernel/signal.c

857

new_sp = extframe_alloc(extctx, &extctx->fpu,

arch/loongarch/kernel/signal.c

89

__put_user(get_fpr64(&current->thread.fpu.fpr[i], 0),

arch/loongarch/kernel/signal.c

92

err |= __put_user(current->thread.fpu.fcc, fcc);

arch/loongarch/kernel/signal.c

93

err |= __put_user(current->thread.fpu.fcsr, fcsr);

arch/loongarch/kernel/unaligned.c

454

set_fpr64(&current->thread.fpu.fpr[insn.reg3_format.rd], 0, value);

arch/loongarch/kernel/unaligned.c

464

value = get_fpr64(&current->thread.fpu.fpr[insn.reg3_format.rd], 0);

arch/loongarch/kvm/vcpu.c

1309

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/loongarch/kvm/vcpu.c

1313

fpu->fcc = vcpu->arch.fpu.fcc;

arch/loongarch/kvm/vcpu.c

1314

fpu->fcsr = vcpu->arch.fpu.fcsr;

arch/loongarch/kvm/vcpu.c

1316

memcpy(&fpu->fpr[i], &vcpu->arch.fpu.fpr[i], FPU_REG_WIDTH / 64);

arch/loongarch/kvm/vcpu.c

1321

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/loongarch/kvm/vcpu.c

1325

vcpu->arch.fpu.fcc = fpu->fcc;

arch/loongarch/kvm/vcpu.c

1326

vcpu->arch.fpu.fcsr = fpu->fcsr;

arch/loongarch/kvm/vcpu.c

1328

memcpy(&vcpu->arch.fpu.fpr[i], &fpu->fpr[i], FPU_REG_WIDTH / 64);

arch/loongarch/kvm/vcpu.c

1387

kvm_check_fcsr(vcpu, vcpu->arch.fpu.fcsr);

arch/loongarch/kvm/vcpu.c

1390

kvm_restore_fpu(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1400

kvm_check_fcsr(vcpu, vcpu->arch.fpu.fcsr);

arch/loongarch/kvm/vcpu.c

1408

_restore_lsx_upper(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1414

kvm_restore_lsx(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1429

kvm_check_fcsr(vcpu, vcpu->arch.fpu.fcsr);

arch/loongarch/kvm/vcpu.c

1435

_restore_lasx_upper(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1439

_restore_lsx_upper(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1440

_restore_lasx_upper(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1444

kvm_restore_lasx(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1462

kvm_save_lasx(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1469

kvm_save_lsx(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

1476

kvm_save_fpu(&vcpu->arch.fpu);

arch/loongarch/kvm/vcpu.c

855

*v = vcpu->arch.fpu.ftop;

arch/loongarch/kvm/vcpu.c

945

vcpu->arch.fpu.ftop = v;

arch/m68k/kernel/process.c

218

int elf_core_copy_task_fpregs(struct task_struct *t, elf_fpregset_t *fpu)

arch/m68k/kernel/process.c

223

memcpy(fpu->fpcntl, current->thread.fpcntl, 12);

arch/m68k/kernel/process.c

224

memcpy(fpu->fpregs, current->thread.fp, 96);

arch/m68k/kernel/process.c

229

fpu->fpregs[i] = ((fpu->fpregs[i] & 0xffff0000) << 15) |

arch/m68k/kernel/process.c

230

((fpu->fpregs[i] & 0x0000ffff) << 16);

arch/m68k/kernel/process.c

248

: "m" (fpu->fpcntl[0]),

arch/m68k/kernel/process.c

249

"m" (fpu->fpcntl[1]),

arch/m68k/kernel/process.c

250

"m" (fpu->fpcntl[2]),

arch/m68k/kernel/process.c

251

"m" (fpu->fpregs[0])

arch/m68k/kernel/process.c

256

: "m" (fpu->fpcntl[0])

arch/m68k/kernel/process.c

260

: "m" (fpu->fpregs[0])

arch/m68k/kernel/setup_mm.c

378

const char *cpu, *mmu, *fpu;

arch/m68k/kernel/setup_mm.c

408

fpu = "none(soft float)";

arch/m68k/kernel/setup_mm.c

411

fpu = "68881";

arch/m68k/kernel/setup_mm.c

413

fpu = "68882";

arch/m68k/kernel/setup_mm.c

415

fpu = "68040";

arch/m68k/kernel/setup_mm.c

417

fpu = "68060";

arch/m68k/kernel/setup_mm.c

419

fpu = "Sun FPA";

arch/m68k/kernel/setup_mm.c

421

fpu = "ColdFire";

arch/m68k/kernel/setup_mm.c

423

fpu = "none";

arch/m68k/kernel/setup_mm.c

451

cpu, mmu, fpu,

arch/m68k/kernel/setup_no.c

174

char *cpu, *mmu, *fpu;

arch/m68k/kernel/setup_no.c

179

fpu = "none";

arch/m68k/kernel/setup_no.c

188

cpu, mmu, fpu,

arch/microblaze/kernel/process.c

136

int elf_core_copy_task_fpregs(struct task_struct *t, elf_fpregset_t *fpu)

arch/mips/include/asm/fpu.h

132

if (current->thread.fpu.fcr31 & FPU_CSR_NAN2008) {

arch/mips/include/asm/fpu.h

184

tsk->thread.fpu.fcr31 =

arch/mips/include/asm/fpu.h

228

memset(&target->thread.fpu.fpr, ~0, sizeof(target->thread.fpu.fpr));

arch/mips/include/asm/fpu.h

263

return tsk->thread.fpu.fpr;

arch/mips/include/asm/kvm_host.h

315

struct mips_fpu_struct fpu;

arch/mips/include/asm/processor.h

240

struct mips_fpu_struct fpu FPU_ALIGN;

arch/mips/include/asm/processor.h

286

.fpu = { \

arch/mips/include/asm/switch_to.h

90

unsigned long fcr31 = mask_fcr31_x(next->thread.fpu.fcr31); \

arch/mips/include/asm/switch_to.h

95

next->thread.fpu.fcr31 &= ~fcr31; \

arch/mips/kernel/asm-offsets.c

152

OFFSET(THREAD_FPU, task_struct, thread.fpu);

arch/mips/kernel/asm-offsets.c

154

OFFSET(THREAD_FPR0, task_struct, thread.fpu.fpr[0]);

arch/mips/kernel/asm-offsets.c

155

OFFSET(THREAD_FPR1, task_struct, thread.fpu.fpr[1]);

arch/mips/kernel/asm-offsets.c

156

OFFSET(THREAD_FPR2, task_struct, thread.fpu.fpr[2]);

arch/mips/kernel/asm-offsets.c

157

OFFSET(THREAD_FPR3, task_struct, thread.fpu.fpr[3]);

arch/mips/kernel/asm-offsets.c

158

OFFSET(THREAD_FPR4, task_struct, thread.fpu.fpr[4]);

arch/mips/kernel/asm-offsets.c

159

OFFSET(THREAD_FPR5, task_struct, thread.fpu.fpr[5]);

arch/mips/kernel/asm-offsets.c

160

OFFSET(THREAD_FPR6, task_struct, thread.fpu.fpr[6]);

arch/mips/kernel/asm-offsets.c

161

OFFSET(THREAD_FPR7, task_struct, thread.fpu.fpr[7]);

arch/mips/kernel/asm-offsets.c

162

OFFSET(THREAD_FPR8, task_struct, thread.fpu.fpr[8]);

arch/mips/kernel/asm-offsets.c

163

OFFSET(THREAD_FPR9, task_struct, thread.fpu.fpr[9]);

arch/mips/kernel/asm-offsets.c

164

OFFSET(THREAD_FPR10, task_struct, thread.fpu.fpr[10]);

arch/mips/kernel/asm-offsets.c

165

OFFSET(THREAD_FPR11, task_struct, thread.fpu.fpr[11]);

arch/mips/kernel/asm-offsets.c

166

OFFSET(THREAD_FPR12, task_struct, thread.fpu.fpr[12]);

arch/mips/kernel/asm-offsets.c

167

OFFSET(THREAD_FPR13, task_struct, thread.fpu.fpr[13]);

arch/mips/kernel/asm-offsets.c

168

OFFSET(THREAD_FPR14, task_struct, thread.fpu.fpr[14]);

arch/mips/kernel/asm-offsets.c

169

OFFSET(THREAD_FPR15, task_struct, thread.fpu.fpr[15]);

arch/mips/kernel/asm-offsets.c

170

OFFSET(THREAD_FPR16, task_struct, thread.fpu.fpr[16]);

arch/mips/kernel/asm-offsets.c

171

OFFSET(THREAD_FPR17, task_struct, thread.fpu.fpr[17]);

arch/mips/kernel/asm-offsets.c

172

OFFSET(THREAD_FPR18, task_struct, thread.fpu.fpr[18]);

arch/mips/kernel/asm-offsets.c

173

OFFSET(THREAD_FPR19, task_struct, thread.fpu.fpr[19]);

arch/mips/kernel/asm-offsets.c

174

OFFSET(THREAD_FPR20, task_struct, thread.fpu.fpr[20]);

arch/mips/kernel/asm-offsets.c

175

OFFSET(THREAD_FPR21, task_struct, thread.fpu.fpr[21]);

arch/mips/kernel/asm-offsets.c

176

OFFSET(THREAD_FPR22, task_struct, thread.fpu.fpr[22]);

arch/mips/kernel/asm-offsets.c

177

OFFSET(THREAD_FPR23, task_struct, thread.fpu.fpr[23]);

arch/mips/kernel/asm-offsets.c

178

OFFSET(THREAD_FPR24, task_struct, thread.fpu.fpr[24]);

arch/mips/kernel/asm-offsets.c

179

OFFSET(THREAD_FPR25, task_struct, thread.fpu.fpr[25]);

arch/mips/kernel/asm-offsets.c

180

OFFSET(THREAD_FPR26, task_struct, thread.fpu.fpr[26]);

arch/mips/kernel/asm-offsets.c

181

OFFSET(THREAD_FPR27, task_struct, thread.fpu.fpr[27]);

arch/mips/kernel/asm-offsets.c

182

OFFSET(THREAD_FPR28, task_struct, thread.fpu.fpr[28]);

arch/mips/kernel/asm-offsets.c

183

OFFSET(THREAD_FPR29, task_struct, thread.fpu.fpr[29]);

arch/mips/kernel/asm-offsets.c

184

OFFSET(THREAD_FPR30, task_struct, thread.fpu.fpr[30]);

arch/mips/kernel/asm-offsets.c

185

OFFSET(THREAD_FPR31, task_struct, thread.fpu.fpr[31]);

arch/mips/kernel/asm-offsets.c

187

OFFSET(THREAD_FCR31, task_struct, thread.fpu.fcr31);

arch/mips/kernel/asm-offsets.c

188

OFFSET(THREAD_MSA_CSR, task_struct, thread.fpu.msacsr);

arch/mips/kernel/asm-offsets.c

370

OFFSET(VCPU_FPR0, kvm_vcpu_arch, fpu.fpr[0]);

arch/mips/kernel/asm-offsets.c

371

OFFSET(VCPU_FPR1, kvm_vcpu_arch, fpu.fpr[1]);

arch/mips/kernel/asm-offsets.c

372

OFFSET(VCPU_FPR2, kvm_vcpu_arch, fpu.fpr[2]);

arch/mips/kernel/asm-offsets.c

373

OFFSET(VCPU_FPR3, kvm_vcpu_arch, fpu.fpr[3]);

arch/mips/kernel/asm-offsets.c

374

OFFSET(VCPU_FPR4, kvm_vcpu_arch, fpu.fpr[4]);

arch/mips/kernel/asm-offsets.c

375

OFFSET(VCPU_FPR5, kvm_vcpu_arch, fpu.fpr[5]);

arch/mips/kernel/asm-offsets.c

376

OFFSET(VCPU_FPR6, kvm_vcpu_arch, fpu.fpr[6]);

arch/mips/kernel/asm-offsets.c

377

OFFSET(VCPU_FPR7, kvm_vcpu_arch, fpu.fpr[7]);

arch/mips/kernel/asm-offsets.c

378

OFFSET(VCPU_FPR8, kvm_vcpu_arch, fpu.fpr[8]);

arch/mips/kernel/asm-offsets.c

379

OFFSET(VCPU_FPR9, kvm_vcpu_arch, fpu.fpr[9]);

arch/mips/kernel/asm-offsets.c

380

OFFSET(VCPU_FPR10, kvm_vcpu_arch, fpu.fpr[10]);

arch/mips/kernel/asm-offsets.c

381

OFFSET(VCPU_FPR11, kvm_vcpu_arch, fpu.fpr[11]);

arch/mips/kernel/asm-offsets.c

382

OFFSET(VCPU_FPR12, kvm_vcpu_arch, fpu.fpr[12]);

arch/mips/kernel/asm-offsets.c

383

OFFSET(VCPU_FPR13, kvm_vcpu_arch, fpu.fpr[13]);

arch/mips/kernel/asm-offsets.c

384

OFFSET(VCPU_FPR14, kvm_vcpu_arch, fpu.fpr[14]);

arch/mips/kernel/asm-offsets.c

385

OFFSET(VCPU_FPR15, kvm_vcpu_arch, fpu.fpr[15]);

arch/mips/kernel/asm-offsets.c

386

OFFSET(VCPU_FPR16, kvm_vcpu_arch, fpu.fpr[16]);

arch/mips/kernel/asm-offsets.c

387

OFFSET(VCPU_FPR17, kvm_vcpu_arch, fpu.fpr[17]);

arch/mips/kernel/asm-offsets.c

388

OFFSET(VCPU_FPR18, kvm_vcpu_arch, fpu.fpr[18]);

arch/mips/kernel/asm-offsets.c

389

OFFSET(VCPU_FPR19, kvm_vcpu_arch, fpu.fpr[19]);

arch/mips/kernel/asm-offsets.c

390

OFFSET(VCPU_FPR20, kvm_vcpu_arch, fpu.fpr[20]);

arch/mips/kernel/asm-offsets.c

391

OFFSET(VCPU_FPR21, kvm_vcpu_arch, fpu.fpr[21]);

arch/mips/kernel/asm-offsets.c

392

OFFSET(VCPU_FPR22, kvm_vcpu_arch, fpu.fpr[22]);

arch/mips/kernel/asm-offsets.c

393

OFFSET(VCPU_FPR23, kvm_vcpu_arch, fpu.fpr[23]);

arch/mips/kernel/asm-offsets.c

394

OFFSET(VCPU_FPR24, kvm_vcpu_arch, fpu.fpr[24]);

arch/mips/kernel/asm-offsets.c

395

OFFSET(VCPU_FPR25, kvm_vcpu_arch, fpu.fpr[25]);

arch/mips/kernel/asm-offsets.c

396

OFFSET(VCPU_FPR26, kvm_vcpu_arch, fpu.fpr[26]);

arch/mips/kernel/asm-offsets.c

397

OFFSET(VCPU_FPR27, kvm_vcpu_arch, fpu.fpr[27]);

arch/mips/kernel/asm-offsets.c

398

OFFSET(VCPU_FPR28, kvm_vcpu_arch, fpu.fpr[28]);

arch/mips/kernel/asm-offsets.c

399

OFFSET(VCPU_FPR29, kvm_vcpu_arch, fpu.fpr[29]);

arch/mips/kernel/asm-offsets.c

400

OFFSET(VCPU_FPR30, kvm_vcpu_arch, fpu.fpr[30]);

arch/mips/kernel/asm-offsets.c

401

OFFSET(VCPU_FPR31, kvm_vcpu_arch, fpu.fpr[31]);

arch/mips/kernel/asm-offsets.c

403

OFFSET(VCPU_FCR31, kvm_vcpu_arch, fpu.fcr31);

arch/mips/kernel/asm-offsets.c

404

OFFSET(VCPU_MSA_CSR, kvm_vcpu_arch, fpu.msacsr);

arch/mips/kernel/branch.c

156

fcr31 = current->thread.fpu.fcr31;

arch/mips/kernel/branch.c

696

bit = get_fpr32(&current->thread.fpu.fpr[reg], 0) & 0x1;

arch/mips/kernel/branch.c

714

fcr31 = current->thread.fpu.fcr31;

arch/mips/kernel/elf.c

318

t->thread.fpu.fcr31 = c->fpu_csr31;

arch/mips/kernel/elf.c

322

t->thread.fpu.fcr31 &= ~FPU_CSR_NAN2008;

arch/mips/kernel/elf.c

324

t->thread.fpu.fcr31 &= ~FPU_CSR_ABS2008;

arch/mips/kernel/elf.c

328

t->thread.fpu.fcr31 |= FPU_CSR_NAN2008;

arch/mips/kernel/elf.c

330

t->thread.fpu.fcr31 |= FPU_CSR_ABS2008;

arch/mips/kernel/kgdb.c

146

memcpy((void *)&current->thread.fpu.fcr31, mem,

arch/mips/kernel/kgdb.c

154

memcpy((void *)&current->thread.fpu.fpr[fp_reg], mem,

arch/mips/kernel/kgdb.c

181

memcpy(mem, (void *)&current->thread.fpu.fcr31,

arch/mips/kernel/kgdb.c

190

memcpy(mem, (void *)&current->thread.fpu.fpr[fp_reg],

arch/mips/kernel/mips-r2-to-r6-emul.c

1178

err = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 0,

arch/mips/kernel/mips-r2-to-r6-emul.c

1185

*fcr31 = res = mask_fcr31_x(current->thread.fpu.fcr31);

arch/mips/kernel/mips-r2-to-r6-emul.c

1186

current->thread.fpu.fcr31 &= ~res;

arch/mips/kernel/mips-r2-to-r6-emul.c

204

csr = current->thread.fpu.fcr31;

arch/mips/kernel/mips-r2-to-r6-emul.c

227

csr = current->thread.fpu.fcr31;

arch/mips/kernel/ptrace.c

1138

tmp = child->thread.fpu.fcr31;

arch/mips/kernel/ptrace.c

354

fcr31 = child->thread.fpu.fcr31;

arch/mips/kernel/ptrace.c

356

child->thread.fpu.fcr31 = (value & ~mask) | (fcr31 & mask);

arch/mips/kernel/ptrace.c

376

__put_user(child->thread.fpu.fcr31, data + 64);

arch/mips/kernel/ptrace.c

416

membuf_write(to, &target->thread.fpu,

arch/mips/kernel/ptrace.c

432

membuf_store(to, get_fpr64(&target->thread.fpu.fpr[i], 0));

arch/mips/kernel/ptrace.c

444

if (sizeof(target->thread.fpu.fpr[0]) == sizeof(elf_fpreg_t))

arch/mips/kernel/ptrace.c

449

membuf_write(&to, &target->thread.fpu.fcr31, sizeof(u32));

arch/mips/kernel/ptrace.c

464

&target->thread.fpu,

arch/mips/kernel/ptrace.c

489

set_fpr64(&target->thread.fpu.fpr[i], 0, fpr_val);

arch/mips/kernel/ptrace.c

524

if (sizeof(target->thread.fpu.fpr[0]) == sizeof(elf_fpreg_t))

arch/mips/kernel/ptrace.c

616

membuf_write(to, &target->thread.fpu.fpr[i], cp_sz);

arch/mips/kernel/ptrace.c

629

.fcsr = target->thread.fpu.fcr31,

arch/mips/kernel/ptrace.c

631

.msacsr = target->thread.fpu.msacsr,

arch/mips/kernel/ptrace.c

640

} else if (sizeof(target->thread.fpu.fpr[0]) == regset->size) {

arch/mips/kernel/ptrace.c

642

membuf_write(&to, &target->thread.fpu.fpr, wr_size);

arch/mips/kernel/ptrace.c

646

sizeof(target->thread.fpu.fpr[0]));

arch/mips/kernel/ptrace.c

664

if (sizeof(target->thread.fpu.fpr[0]) == regset->size) {

arch/mips/kernel/ptrace.c

667

&target->thread.fpu.fpr,

arch/mips/kernel/ptrace.c

672

sizeof(target->thread.fpu.fpr[0]));

arch/mips/kernel/ptrace.c

677

&target->thread.fpu.fpr[i],

arch/mips/kernel/ptrace.c

686

target->thread.fpu.fcr31 = ctrl_regs.fcsr & ~FPU_CSR_ALL_X;

arch/mips/kernel/ptrace.c

687

target->thread.fpu.msacsr = ctrl_regs.msacsr & ~MSA_CSR_CAUSEF;

arch/mips/kernel/ptrace32.c

117

tmp = child->thread.fpu.fcr31;

arch/mips/kernel/ptrace32.c

215

memset(&child->thread.fpu, ~0,

arch/mips/kernel/ptrace32.c

216

sizeof(child->thread.fpu));

arch/mips/kernel/ptrace32.c

217

child->thread.fpu.fcr31 = 0;

arch/mips/kernel/ptrace32.c

233

child->thread.fpu.fcr31 = data;

arch/mips/kernel/signal.c

102

set_fpr64(&current->thread.fpu.fpr[i], 0, fpr_val);

arch/mips/kernel/signal.c

104

err |= __get_user(current->thread.fpu.fcr31, csr);

arch/mips/kernel/signal.c

195

err = __put_user(current->thread.fpu.msacsr, &msa->csr);

arch/mips/kernel/signal.c

198

val = get_fpr64(&current->thread.fpu.fpr[i], 1);

arch/mips/kernel/signal.c

241

current->thread.fpu.msacsr = csr;

arch/mips/kernel/signal.c

245

set_fpr64(&current->thread.fpu.fpr[i], 1, val);

arch/mips/kernel/signal.c

82

__put_user(get_fpr64(&current->thread.fpu.fpr[i], 0),

arch/mips/kernel/signal.c

85

err |= __put_user(current->thread.fpu.fcr31, csr);

arch/mips/kernel/traps.c

1295

write_msa_csr(current->thread.fpu.msacsr);

arch/mips/kernel/traps.c

1349

write_msa_csr(current->thread.fpu.msacsr);

arch/mips/kernel/traps.c

1386

current->thread.fpu.fcr31);

arch/mips/kernel/traps.c

1478

sig = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 0,

arch/mips/kernel/traps.c

1485

fcr31 = mask_fcr31_x(current->thread.fpu.fcr31);

arch/mips/kernel/traps.c

1486

current->thread.fpu.fcr31 &= ~fcr31;

arch/mips/kernel/traps.c

854

sig = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 1,

arch/mips/kernel/traps.c

861

fcr31 = mask_fcr31_x(current->thread.fpu.fcr31);

arch/mips/kernel/traps.c

862

current->thread.fpu.fcr31 &= ~fcr31;

arch/mips/kernel/traps.c

906

sig = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 1,

arch/mips/kernel/traps.c

913

fcr31 = mask_fcr31_x(current->thread.fpu.fcr31);

arch/mips/kernel/traps.c

914

current->thread.fpu.fcr31 &= ~fcr31;

arch/mips/kernel/unaligned.c

447

res = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 1,

arch/mips/kernel/unaligned.c

479

fpr = &current->thread.fpu.fpr[wd];

arch/mips/kernel/unaligned.c

968

res = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 1,

arch/mips/kvm/entry.c

611

uasm_i_sw(&p, GPR_T0, offsetof(struct kvm_vcpu_arch, fpu.fcr31),

arch/mips/kvm/entry.c

627

uasm_i_sw(&p, GPR_T0, offsetof(struct kvm_vcpu_arch, fpu.msacsr),

arch/mips/kvm/mips.c

1015

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/mips/kvm/mips.c

1020

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/mips/kvm/mips.c

650

struct mips_fpu_struct *fpu = &vcpu->arch.fpu;

arch/mips/kvm/mips.c

680

v = get_fpr32(&fpu->fpr[idx], 0);

arch/mips/kvm/mips.c

682

v = get_fpr32(&fpu->fpr[idx & ~1], idx & 1);

arch/mips/kvm/mips.c

691

v = get_fpr64(&fpu->fpr[idx], 0);

arch/mips/kvm/mips.c

701

v = fpu->fcr31;

arch/mips/kvm/mips.c

714

vs[0] = get_fpr64(&fpu->fpr[idx], 0);

arch/mips/kvm/mips.c

715

vs[1] = get_fpr64(&fpu->fpr[idx], 1);

arch/mips/kvm/mips.c

718

vs[0] = get_fpr64(&fpu->fpr[idx], 1);

arch/mips/kvm/mips.c

719

vs[1] = get_fpr64(&fpu->fpr[idx], 0);

arch/mips/kvm/mips.c

730

v = fpu->msacsr;

arch/mips/kvm/mips.c

762

struct mips_fpu_struct *fpu = &vcpu->arch.fpu;

arch/mips/kvm/mips.c

814

set_fpr32(&fpu->fpr[idx], 0, v);

arch/mips/kvm/mips.c

816

set_fpr32(&fpu->fpr[idx & ~1], idx & 1, v);

arch/mips/kvm/mips.c

825

set_fpr64(&fpu->fpr[idx], 0, v);

arch/mips/kvm/mips.c

835

fpu->fcr31 = v;

arch/mips/kvm/mips.c

845

set_fpr64(&fpu->fpr[idx], 0, vs[0]);

arch/mips/kvm/mips.c

846

set_fpr64(&fpu->fpr[idx], 1, vs[1]);

arch/mips/kvm/mips.c

849

set_fpr64(&fpu->fpr[idx], 1, vs[0]);

arch/mips/kvm/mips.c

850

set_fpr64(&fpu->fpr[idx], 0, vs[1]);

arch/mips/kvm/mips.c

861

fpu->msacsr = v;

arch/mips/loongson64/cop2-ex.c

131

value_next = get_fpr64(&current->thread.fpu.fpr[insn.loongson3_lswc2_format.rq], 0);

arch/mips/loongson64/cop2-ex.c

137

value = get_fpr64(&current->thread.fpu.fpr[insn.loongson3_lswc2_format.rt], 0);

arch/mips/loongson64/cop2-ex.c

203

set_fpr64(&current->thread.fpu.fpr[insn.loongson3_lsdc2_format.rt], 0, value);

arch/mips/loongson64/cop2-ex.c

219

set_fpr64(&current->thread.fpu.fpr[insn.loongson3_lsdc2_format.rt], 0, value);

arch/mips/loongson64/cop2-ex.c

283

value = get_fpr64(&current->thread.fpu.fpr[insn.loongson3_lsdc2_format.rt], 0);

arch/mips/loongson64/cop2-ex.c

301

value = get_fpr64(&current->thread.fpu.fpr[insn.loongson3_lsdc2_format.rt], 0);

arch/mips/loongson64/cop2-ex.c

98

set_fpr64(&current->thread.fpu.fpr[insn.loongson3_lswc2_format.rt], 0, value);

arch/mips/loongson64/cop2-ex.c

99

set_fpr64(&current->thread.fpu.fpr[insn.loongson3_lswc2_format.rq], 0, value_next);

arch/mips/math-emu/cp1emu.c

1191

fpr = &current->thread.fpu.fpr[MIPSInst_RT(ir)];

arch/mips/math-emu/cp1emu.c

706

fpr = &current->thread.fpu.fpr[insn.i_format.rt];

arch/mips/math-emu/cp1emu.c

736

fcr31 = current->thread.fpu.fcr31;

arch/mips/math-emu/ieee754.h

170

#define ieee754_csr (*(struct _ieee754_csr *)(&current->thread.fpu.fcr31))

arch/powerpc/kvm/book3s.c

608

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/powerpc/kvm/book3s.c

613

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/powerpc/kvm/booke.c

1796

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/powerpc/kvm/booke.c

1801

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/riscv/kvm/vcpu.c

321

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/riscv/kvm/vcpu.c

326

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/s390/include/asm/fpu.h

277

static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu)

arch/s390/include/asm/fpu.h

280

fpregs->fpc = fpu->fpc;

arch/s390/include/asm/fpu.h

281

convert_vx_to_fp((freg_t *)&fpregs->fprs, fpu->vxrs);

arch/s390/include/asm/fpu.h

284

static inline void fpregs_load(_s390_fp_regs *fpregs, struct fpu *fpu)

arch/s390/include/asm/fpu.h

286

fpu->fpc = fpregs->fpc;

arch/s390/include/asm/fpu.h

287

convert_fp_to_vx(fpu->vxrs, (freg_t *)&fpregs->fprs);

arch/s390/include/asm/fpu.h

77

void load_fpu_state(struct fpu *state, int flags);

arch/s390/include/asm/fpu.h

78

void save_fpu_state(struct fpu *state, int flags);

arch/s390/include/asm/processor.h

198

struct fpu ufpu; /* User FP and VX register save area */

arch/s390/include/asm/processor.h

199

struct fpu kfpu; /* Kernel FP and VX register save area */

arch/s390/kernel/fpu.c

112

void load_fpu_state(struct fpu *state, int flags)

arch/s390/kernel/fpu.c

154

void save_fpu_state(struct fpu *state, int flags)

arch/s390/kernel/sysinfo.c

393

DECLARE_KERNEL_FPU_ONSTACK16(fpu);

arch/s390/kernel/sysinfo.c

413

kernel_fpu_begin(&fpu, KERNEL_FPR);

arch/s390/kernel/sysinfo.c

422

kernel_fpu_end(&fpu, KERNEL_FPR);

arch/s390/kvm/kvm-s390.c

4072

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/s390/kvm/kvm-s390.c

4076

vcpu->run->s.regs.fpc = fpu->fpc;

arch/s390/kvm/kvm-s390.c

4079

(freg_t *) fpu->fprs);

arch/s390/kvm/kvm-s390.c

4081

memcpy(vcpu->run->s.regs.fprs, &fpu->fprs, sizeof(fpu->fprs));

arch/s390/kvm/kvm-s390.c

4087

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/s390/kvm/kvm-s390.c

4092

convert_vx_to_fp((freg_t *) fpu->fprs,

arch/s390/kvm/kvm-s390.c

4095

memcpy(fpu->fprs, vcpu->run->s.regs.fprs, sizeof(fpu->fprs));

arch/s390/kvm/kvm-s390.c

4096

fpu->fpc = vcpu->run->s.regs.fpc;

arch/s390/kvm/kvm-s390.c

4918

DECLARE_KERNEL_FPU_ONSTACK32(fpu);

arch/s390/kvm/kvm-s390.c

4960

kernel_fpu_begin(&fpu, KERNEL_FPC | KERNEL_VXR);

arch/s390/kvm/kvm-s390.c

4985

kernel_fpu_end(&fpu, KERNEL_FPC | KERNEL_VXR);

arch/sh/include/asm/user.h

40

struct user_fpu_struct fpu; /* Math Co-processor registers */

arch/sh/kernel/cpu/init.c

52

onchip_setup(fpu);

arch/sh/kernel/cpu/sh2a/fpu.c

377

denormal_to_double (struct sh_fpu_hard_struct *fpu, int n)

arch/sh/kernel/cpu/sh2a/fpu.c

380

unsigned long x = fpu->fpul;

arch/sh/kernel/cpu/sh2a/fpu.c

393

fpu->fp_regs[n] = du;

arch/sh/kernel/cpu/sh2a/fpu.c

394

fpu->fp_regs[n+1] = dl;

arch/sh/kernel/cpu/sh4/fpu.c

146

static void denormal_to_double(struct sh_fpu_hard_struct *fpu, int n)

arch/sh/kernel/cpu/sh4/fpu.c

149

unsigned long x = fpu->fpul;

arch/sh/kernel/cpu/sh4/fpu.c

162

fpu->fp_regs[n] = du;

arch/sh/kernel/cpu/sh4/fpu.c

163

fpu->fp_regs[n + 1] = dl;

arch/sh/kernel/ptrace_32.c

356

else if (addr >= offsetof(struct user, fpu) &&

arch/sh/kernel/ptrace_32.c

359

if (addr == offsetof(struct user, fpu.fpscr))

arch/sh/kernel/ptrace_32.c

368

index = addr - offsetof(struct user, fpu);

arch/sh/kernel/ptrace_32.c

396

else if (addr >= offsetof(struct user, fpu) &&

arch/sh/kernel/ptrace_32.c

402

index = addr - offsetof(struct user, fpu);

arch/sh/math-emu/math.c

476

static void fpu_init(struct sh_fpu_soft_struct *fpu)

arch/sh/math-emu/math.c

480

fpu->fpscr = FPSCR_INIT;

arch/sh/math-emu/math.c

481

fpu->fpul = 0;

arch/sh/math-emu/math.c

484

fpu->fp_regs[i] = 0;

arch/sh/math-emu/math.c

485

fpu->xfp_regs[i]= 0;

arch/sh/math-emu/math.c

497

struct sh_fpu_soft_struct *fpu = &(tsk->thread.xstate->softfpu);

arch/sh/math-emu/math.c

503

fpu_init(fpu);

arch/sh/math-emu/math.c

507

return fpu_emulate(inst, fpu, regs);

arch/sparc/kernel/cpu.c

283

const struct fpu_info *fpu;

arch/sparc/kernel/cpu.c

296

fpu = &manuf->fpu_info[0];

arch/sparc/kernel/cpu.c

297

while (fpu->fp_vers != -1)

arch/sparc/kernel/cpu.c

299

if (fpu->fp_vers == fpu_vers) {

arch/sparc/kernel/cpu.c

300

sparc_fpu_type = fpu->name;

arch/sparc/kernel/cpu.c

303

fpu++;

arch/sparc/kernel/sigutil.h

5

int save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu);

arch/sparc/kernel/sigutil.h

6

int restore_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu);

arch/sparc/kernel/sigutil_32.c

15

int save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)

arch/sparc/kernel/sigutil_32.c

35

err |= __copy_to_user(&fpu->si_float_regs[0],

arch/sparc/kernel/sigutil_32.c

38

err |= __put_user(current->thread.fsr, &fpu->si_fsr);

arch/sparc/kernel/sigutil_32.c

39

err |= __put_user(current->thread.fpqdepth, &fpu->si_fpqdepth);

arch/sparc/kernel/sigutil_32.c

41

err |= __copy_to_user(&fpu->si_fpqueue[0],

arch/sparc/kernel/sigutil_32.c

49

int restore_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)

arch/sparc/kernel/sigutil_32.c

53

if (((unsigned long) fpu) & 3)

arch/sparc/kernel/sigutil_32.c

68

if (!access_ok(fpu, sizeof(*fpu)))

arch/sparc/kernel/sigutil_32.c

71

err = __copy_from_user(&current->thread.float_regs[0], &fpu->si_float_regs[0],

arch/sparc/kernel/sigutil_32.c

73

err |= __get_user(current->thread.fsr, &fpu->si_fsr);

arch/sparc/kernel/sigutil_32.c

74

err |= __get_user(current->thread.fpqdepth, &fpu->si_fpqdepth);

arch/sparc/kernel/sigutil_32.c

77

&fpu->si_fpqueue[0],

arch/sparc/kernel/sigutil_64.c

15

int save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)

arch/sparc/kernel/sigutil_64.c

23

err |= copy_to_user(&fpu->si_float_regs[0], fpregs,

arch/sparc/kernel/sigutil_64.c

26

err |= copy_to_user(&fpu->si_float_regs[32], fpregs+16,

arch/sparc/kernel/sigutil_64.c

28

err |= __put_user(current_thread_info()->xfsr[0], &fpu->si_fsr);

arch/sparc/kernel/sigutil_64.c

29

err |= __put_user(current_thread_info()->gsr[0], &fpu->si_gsr);

arch/sparc/kernel/sigutil_64.c

30

err |= __put_user(fprs, &fpu->si_fprs);

arch/sparc/kernel/sigutil_64.c

35

int restore_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)

arch/sparc/kernel/sigutil_64.c

41

if (((unsigned long) fpu) & 7)

arch/sparc/kernel/sigutil_64.c

44

err = get_user(fprs, &fpu->si_fprs);

arch/sparc/kernel/sigutil_64.c

48

err |= copy_from_user(fpregs, &fpu->si_float_regs[0],

arch/sparc/kernel/sigutil_64.c

51

err |= copy_from_user(fpregs+16, &fpu->si_float_regs[32],

arch/sparc/kernel/sigutil_64.c

53

err |= __get_user(current_thread_info()->xfsr[0], &fpu->si_fsr);

arch/sparc/kernel/sigutil_64.c

54

err |= __get_user(current_thread_info()->gsr[0], &fpu->si_gsr);

arch/x86/include/asm/fpu/api.h

112

extern int fpu__exception_code(struct fpu *fpu, int trap_nr);

arch/x86/include/asm/fpu/api.h

113

extern void fpu_sync_fpstate(struct fpu *fpu);

arch/x86/include/asm/fpu/api.h

130

DECLARE_PER_CPU(struct fpu *, fpu_fpregs_owner_ctx);

arch/x86/include/asm/fpu/api.h

134

extern void fpstate_free(struct fpu *fpu);

arch/x86/include/asm/fpu/api.h

136

static inline void fpstate_free(struct fpu *fpu) { }

arch/x86/include/asm/fpu/sched.h

12

extern void save_fpregs_to_fpstate(struct fpu *fpu);

arch/x86/include/asm/fpu/sched.h

37

struct fpu *old_fpu = x86_task_fpu(old);

arch/x86/include/asm/fpu/signal.h

33

extern void fpu__clear_user_states(struct fpu *fpu);

arch/x86/include/asm/processor.h

520

extern struct fpu *x86_task_fpu(struct task_struct *task);

arch/x86/include/asm/processor.h

522

# define x86_task_fpu(task) ((struct fpu *)((void *)(task) + sizeof(*(task))))

arch/x86/include/asm/trace/fpu.h

11

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

12

TP_ARGS(fpu),

arch/x86/include/asm/trace/fpu.h

15

__field(struct fpu *, fpu)

arch/x86/include/asm/trace/fpu.h

22

__entry->fpu = fpu;

arch/x86/include/asm/trace/fpu.h

25

__entry->xfeatures = fpu->fpstate->regs.xsave.header.xfeatures;

arch/x86/include/asm/trace/fpu.h

26

__entry->xcomp_bv = fpu->fpstate->regs.xsave.header.xcomp_bv;

arch/x86/include/asm/trace/fpu.h

30

__entry->fpu,

arch/x86/include/asm/trace/fpu.h

38

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

39

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

43

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

44

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

48

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

49

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

53

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

54

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

58

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

59

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

63

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

64

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

68

TP_PROTO(struct fpu *fpu),

arch/x86/include/asm/trace/fpu.h

69

TP_ARGS(fpu)

arch/x86/include/asm/trace/fpu.h

75

#define TRACE_INCLUDE_FILE fpu

arch/x86/kernel/fpu/context.h

31

static inline void __fpu_invalidate_fpregs_state(struct fpu *fpu)

arch/x86/kernel/fpu/context.h

33

fpu->last_cpu = -1;

arch/x86/kernel/fpu/context.h

36

static inline int fpregs_state_valid(struct fpu *fpu, unsigned int cpu)

arch/x86/kernel/fpu/context.h

38

return fpu == this_cpu_read(fpu_fpregs_owner_ctx) && cpu == fpu->last_cpu;

arch/x86/kernel/fpu/context.h

41

static inline void fpregs_deactivate(struct fpu *fpu)

arch/x86/kernel/fpu/context.h

44

trace_x86_fpu_regs_deactivated(fpu);

arch/x86/kernel/fpu/context.h

47

static inline void fpregs_activate(struct fpu *fpu)

arch/x86/kernel/fpu/context.h

49

__this_cpu_write(fpu_fpregs_owner_ctx, fpu);

arch/x86/kernel/fpu/context.h

50

trace_x86_fpu_regs_activated(fpu);

arch/x86/kernel/fpu/context.h

56

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/context.h

62

if (!fpregs_state_valid(fpu, cpu)) {

arch/x86/kernel/fpu/context.h

74

restore_fpregs_from_fpstate(fpu->fpstate, XFEATURE_MASK_FPSTATE);

arch/x86/kernel/fpu/context.h

76

fpregs_activate(fpu);

arch/x86/kernel/fpu/context.h

77

fpu->last_cpu = cpu;

arch/x86/kernel/fpu/core.c

118

static void update_avx_timestamp(struct fpu *fpu)

arch/x86/kernel/fpu/core.c

123

if (fpu->fpstate->regs.xsave.header.xfeatures & AVX512_TRACKING_MASK)

arch/x86/kernel/fpu/core.c

124

fpu->avx512_timestamp = jiffies;

arch/x86/kernel/fpu/core.c

141

void save_fpregs_to_fpstate(struct fpu *fpu)

arch/x86/kernel/fpu/core.c

144

os_xsave(fpu->fpstate);

arch/x86/kernel/fpu/core.c

145

update_avx_timestamp(fpu);

arch/x86/kernel/fpu/core.c

150

fxsave(&fpu->fpstate->regs.fxsave);

arch/x86/kernel/fpu/core.c

158

asm volatile("fnsave %[fp]; fwait" : [fp] "=m" (fpu->fpstate->regs.fsave));

arch/x86/kernel/fpu/core.c

159

frstor(&fpu->fpstate->regs.fsave);

arch/x86/kernel/fpu/core.c

377

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/core.c

378

struct fpstate *cur_fps = fpu->fpstate;

arch/x86/kernel/fpu/core.c

382

save_fpregs_to_fpstate(fpu);

arch/x86/kernel/fpu/core.c

386

fpu->__task_fpstate = cur_fps;

arch/x86/kernel/fpu/core.c

387

fpu->fpstate = guest_fps;

arch/x86/kernel/fpu/core.c

391

fpu->fpstate = fpu->__task_fpstate;

arch/x86/kernel/fpu/core.c

392

fpu->__task_fpstate = NULL;

arch/x86/kernel/fpu/core.c

395

cur_fps = fpu->fpstate;

arch/x86/kernel/fpu/core.c

514

void fpu_sync_fpstate(struct fpu *fpu)

arch/x86/kernel/fpu/core.c

516

WARN_ON_FPU(fpu != x86_task_fpu(current));

arch/x86/kernel/fpu/core.c

519

trace_x86_fpu_before_save(fpu);

arch/x86/kernel/fpu/core.c

522

save_fpregs_to_fpstate(fpu);

arch/x86/kernel/fpu/core.c

524

trace_x86_fpu_after_save(fpu);

arch/x86/kernel/fpu/core.c

58

DEFINE_PER_CPU(struct fpu *, fpu_fpregs_owner_ctx);

arch/x86/kernel/fpu/core.c

600

void fpstate_reset(struct fpu *fpu)

arch/x86/kernel/fpu/core.c

603

fpu->fpstate = &fpu->__fpstate;

arch/x86/kernel/fpu/core.c

604

__fpstate_reset(fpu->fpstate);

arch/x86/kernel/fpu/core.c

607

fpu->perm.__state_perm = fpu_kernel_cfg.default_features;

arch/x86/kernel/fpu/core.c

608

fpu->perm.__state_size = fpu_kernel_cfg.default_size;

arch/x86/kernel/fpu/core.c

609

fpu->perm.__user_state_size = fpu_user_cfg.default_size;

arch/x86/kernel/fpu/core.c

61

struct fpu *x86_task_fpu(struct task_struct *task)

arch/x86/kernel/fpu/core.c

611

fpu->guest_perm.__state_perm = guest_default_cfg.features;

arch/x86/kernel/fpu/core.c

612

fpu->guest_perm.__state_size = guest_default_cfg.size;

arch/x86/kernel/fpu/core.c

617

fpu->guest_perm.__user_state_size = fpu_user_cfg.default_size;

arch/x86/kernel/fpu/core.c

620

static inline void fpu_inherit_perms(struct fpu *dst_fpu)

arch/x86/kernel/fpu/core.c

623

struct fpu *src_fpu = x86_task_fpu(current->group_leader);

arch/x86/kernel/fpu/core.c

671

struct fpu *dst_fpu = (void *)dst + sizeof(*dst);

arch/x86/kernel/fpu/core.c

751

*offset += offsetof(struct fpu, __fpstate.regs);

arch/x86/kernel/fpu/core.c

766

struct fpu *fpu;

arch/x86/kernel/fpu/core.c

771

fpu = x86_task_fpu(tsk);

arch/x86/kernel/fpu/core.c

775

if (fpu == x86_task_fpu(current)) {

arch/x86/kernel/fpu/core.c

780

fpregs_deactivate(fpu);

arch/x86/kernel/fpu/core.c

783

trace_x86_fpu_dropped(fpu);

arch/x86/kernel/fpu/core.c

809

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/core.c

812

__fpu_invalidate_fpregs_state(fpu);

arch/x86/kernel/fpu/core.c

826

memcpy(&fpu->fpstate->regs, &init_fpstate.regs, init_fpstate_copy_size());

arch/x86/kernel/fpu/core.c

836

void fpu__clear_user_states(struct fpu *fpu)

arch/x86/kernel/fpu/core.c

838

WARN_ON_FPU(fpu != x86_task_fpu(current));

arch/x86/kernel/fpu/core.c

852

!fpregs_state_valid(fpu, smp_processor_id()))

arch/x86/kernel/fpu/core.c

853

os_xrstor_supervisor(fpu->fpstate);

arch/x86/kernel/fpu/core.c

856

xfd_update_state(fpu->fpstate);

arch/x86/kernel/fpu/core.c

915

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/core.c

920

WARN_ON_FPU(!fpregs_state_valid(fpu, smp_processor_id()));

arch/x86/kernel/fpu/core.c

927

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/core.c

929

fpregs_activate(fpu);

arch/x86/kernel/fpu/core.c

930

fpu->last_cpu = smp_processor_id();

arch/x86/kernel/fpu/core.c

938

int fpu__exception_code(struct fpu *fpu, int trap_nr)

arch/x86/kernel/fpu/core.c

955

cwd = fpu->fpstate->regs.fxsave.cwd;

arch/x86/kernel/fpu/core.c

956

swd = fpu->fpstate->regs.fxsave.swd;

arch/x86/kernel/fpu/core.c

958

cwd = (unsigned short)fpu->fpstate->regs.fsave.cwd;

arch/x86/kernel/fpu/core.c

959

swd = (unsigned short)fpu->fpstate->regs.fsave.swd;

arch/x86/kernel/fpu/core.c

973

mxcsr = fpu->fpstate->regs.fxsave.mxcsr;

arch/x86/kernel/fpu/init.c

157

task_size += sizeof(struct fpu);

arch/x86/kernel/fpu/init.c

175

CHECK_MEMBER_AT_END_OF(struct fpu, __fpstate);

arch/x86/kernel/fpu/internal.h

26

extern void fpstate_reset(struct fpu *fpu);

arch/x86/kernel/fpu/regset.c

113

fpu_force_restore(fpu);

arch/x86/kernel/fpu/regset.c

116

memcpy(&fpu->fpstate->regs.fxsave, &newstate, sizeof(newstate));

arch/x86/kernel/fpu/regset.c

119

BUILD_BUG_ON(sizeof(fpu->__fpstate.regs.fxsave.xmm_space) != 16 * 16);

arch/x86/kernel/fpu/regset.c

121

memset(&fpu->fpstate->regs.fxsave.xmm_space[8*4], 0, 8 * 16);

arch/x86/kernel/fpu/regset.c

125

fpu->fpstate->regs.xsave.header.xfeatures |= XFEATURE_MASK_FPSSE;

arch/x86/kernel/fpu/regset.c

146

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/regset.c

170

fpu_force_restore(fpu);

arch/x86/kernel/fpu/regset.c

171

ret = copy_uabi_from_kernel_to_xstate(fpu->fpstate, kbuf ?: tmpbuf, &target->thread.pkru);

arch/x86/kernel/fpu/regset.c

190

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/regset.c

197

sync_fpstate(fpu);

arch/x86/kernel/fpu/regset.c

198

cetregs = get_xsave_addr(&fpu->fpstate->regs.xsave, XFEATURE_CET_USER);

arch/x86/kernel/fpu/regset.c

217

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/regset.c

218

struct xregs_state *xsave = &fpu->fpstate->regs.xsave;

arch/x86/kernel/fpu/regset.c

241

fpu_force_restore(fpu);

arch/x86/kernel/fpu/regset.c

404

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/regset.c

408

sync_fpstate(fpu);

arch/x86/kernel/fpu/regset.c

414

return membuf_write(&to, &fpu->fpstate->regs.fsave,

arch/x86/kernel/fpu/regset.c

425

fx = &fpu->fpstate->regs.fxsave;

arch/x86/kernel/fpu/regset.c

436

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/regset.c

451

fpu_force_restore(fpu);

arch/x86/kernel/fpu/regset.c

454

convert_to_fxsr(&fpu->fpstate->regs.fxsave, &env);

arch/x86/kernel/fpu/regset.c

456

memcpy(&fpu->fpstate->regs.fsave, &env, sizeof(env));

arch/x86/kernel/fpu/regset.c

46

static void sync_fpstate(struct fpu *fpu)

arch/x86/kernel/fpu/regset.c

463

fpu->fpstate->regs.xsave.header.xfeatures |= XFEATURE_MASK_FP;

arch/x86/kernel/fpu/regset.c

48

if (fpu == x86_task_fpu(current))

arch/x86/kernel/fpu/regset.c

49

fpu_sync_fpstate(fpu);

arch/x86/kernel/fpu/regset.c

60

static void fpu_force_restore(struct fpu *fpu)

arch/x86/kernel/fpu/regset.c

66

WARN_ON_FPU(fpu == x86_task_fpu(current));

arch/x86/kernel/fpu/regset.c

68

__fpu_invalidate_fpregs_state(fpu);

arch/x86/kernel/fpu/regset.c

74

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/regset.c

79

sync_fpstate(fpu);

arch/x86/kernel/fpu/regset.c

82

return membuf_write(&to, &fpu->fpstate->regs.fxsave,

arch/x86/kernel/fpu/regset.c

83

sizeof(fpu->fpstate->regs.fxsave));

arch/x86/kernel/fpu/regset.c

94

struct fpu *fpu = x86_task_fpu(target);

arch/x86/kernel/fpu/signal.c

266

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/signal.c

270

xrestore &= fpu->fpstate->user_xfeatures;

arch/x86/kernel/fpu/signal.c

274

xfd_update_state(fpu->fpstate);

arch/x86/kernel/fpu/signal.c

276

ret = __restore_fpregs_from_user(buf, fpu->fpstate->user_xfeatures,

arch/x86/kernel/fpu/signal.c

300

if (!fault_in_readable(buf, fpu->fpstate->user_size))

arch/x86/kernel/fpu/signal.c

315

os_xrstor_supervisor(fpu->fpstate);

arch/x86/kernel/fpu/signal.c

326

struct fpu *fpu = x86_task_fpu(tsk);

arch/x86/kernel/fpu/signal.c

374

os_xsave(fpu->fpstate);

arch/x86/kernel/fpu/signal.c

377

__fpu_invalidate_fpregs_state(fpu);

arch/x86/kernel/fpu/signal.c

381

fpregs = &fpu->fpstate->regs;

arch/x86/kernel/fpu/signal.c

421

success = !os_xrstor_safe(fpu->fpstate,

arch/x86/kernel/fpu/signal.c

446

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/signal.c

453

fpu__clear_user_states(fpu);

arch/x86/kernel/fpu/signal.c

457

size = xstate_sigframe_size(fpu->fpstate);

arch/x86/kernel/fpu/signal.c

485

fpu__clear_user_states(fpu);

arch/x86/kernel/fpu/xstate.c

1560

void fpstate_free(struct fpu *fpu)

arch/x86/kernel/fpu/xstate.c

1562

if (fpu->fpstate && fpu->fpstate != &fpu->__fpstate)

arch/x86/kernel/fpu/xstate.c

1563

vfree(fpu->fpstate);

arch/x86/kernel/fpu/xstate.c

1584

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/fpu/xstate.c

1602

curfps = guest_fpu ? guest_fpu->fpstate : fpu->fpstate;

arch/x86/kernel/fpu/xstate.c

1605

in_use = fpu->fpstate == curfps;

arch/x86/kernel/fpu/xstate.c

1635

fpu->fpstate = newfps;

arch/x86/kernel/fpu/xstate.c

1637

fpu->fpstate = newfps;

arch/x86/kernel/fpu/xstate.c

1641

xfd_update_state(fpu->fpstate);

arch/x86/kernel/fpu/xstate.c

1677

struct fpu *fpu = x86_task_fpu(current->group_leader);

arch/x86/kernel/fpu/xstate.c

1708

perm = guest ? &fpu->guest_perm : &fpu->perm;

arch/x86/kernel/fpu/xstate.c

1767

struct fpu *fpu;

arch/x86/kernel/fpu/xstate.c

1784

fpu = x86_task_fpu(current->group_leader);

arch/x86/kernel/fpu/xstate.c

1785

perm = guest_fpu ? &fpu->guest_perm : &fpu->perm;

arch/x86/kernel/fpu/xstate.h

26

struct fpu *fpu = x86_task_fpu(current->group_leader);

arch/x86/kernel/fpu/xstate.h

30

perm = guest ? &fpu->guest_perm : &fpu->perm;

arch/x86/kernel/signal.c

258

struct fpu *fpu = x86_task_fpu(current);

arch/x86/kernel/signal.c

310

fpu__clear_user_states(fpu);

arch/x86/kernel/traps.c

1426

struct fpu *fpu = x86_task_fpu(task);

arch/x86/kernel/traps.c

1450

fpu_sync_fpstate(fpu);

arch/x86/kernel/traps.c

1455

si_code = fpu__exception_code(fpu, trapnr);

arch/x86/kvm/x86.c

12604

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/x86/kvm/x86.c

12614

memcpy(fpu->fpr, fxsave->st_space, 128);

arch/x86/kvm/x86.c

12615

fpu->fcw = fxsave->cwd;

arch/x86/kvm/x86.c

12616

fpu->fsw = fxsave->swd;

arch/x86/kvm/x86.c

12617

fpu->ftwx = fxsave->twd;

arch/x86/kvm/x86.c

12618

fpu->last_opcode = fxsave->fop;

arch/x86/kvm/x86.c

12619

fpu->last_ip = fxsave->rip;

arch/x86/kvm/x86.c

12620

fpu->last_dp = fxsave->rdp;

arch/x86/kvm/x86.c

12621

memcpy(fpu->xmm, fxsave->xmm_space, sizeof(fxsave->xmm_space));

arch/x86/kvm/x86.c

12627

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

arch/x86/kvm/x86.c

12638

memcpy(fxsave->st_space, fpu->fpr, 128);

arch/x86/kvm/x86.c

12639

fxsave->cwd = fpu->fcw;

arch/x86/kvm/x86.c

12640

fxsave->swd = fpu->fsw;

arch/x86/kvm/x86.c

12641

fxsave->twd = fpu->ftwx;

arch/x86/kvm/x86.c

12642

fxsave->fop = fpu->last_opcode;

arch/x86/kvm/x86.c

12643

fxsave->rip = fpu->last_ip;

arch/x86/kvm/x86.c

12644

fxsave->rdp = fpu->last_dp;

arch/x86/kvm/x86.c

12645

memcpy(fxsave->xmm_space, fpu->xmm, sizeof(fxsave->xmm_space));

fs/binfmt_elf.c

1794

elf_fpregset_t *fpu;

fs/binfmt_elf.c

1802

fpu = kzalloc_obj(elf_fpregset_t);

fs/binfmt_elf.c

1803

if (!fpu || !elf_core_copy_task_fpregs(p, fpu)) {

fs/binfmt_elf.c

1804

kfree(fpu);

fs/binfmt_elf.c

1809

fill_note(&t->notes[1], PRFPREG, sizeof(*fpu), fpu);

fs/binfmt_elf_fdpic.c

1384

elf_fpregset_t fpu; /* NT_PRFPREG */

fs/binfmt_elf_fdpic.c

1420

ret = regset_get(p, regset, sizeof(t->fpu), &t->fpu);

fs/binfmt_elf_fdpic.c

1427

fill_note(&t->notes[1], PRFPREG, sizeof(t->fpu), &t->fpu);

include/linux/elfcore.h

97

int elf_core_copy_task_fpregs(struct task_struct *t, elf_fpregset_t *fpu);

include/linux/kvm_host.h

1592

int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu);

include/linux/kvm_host.h

1593

int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu);

lib/zstd/common/cpu.h

130

D(fpu, 0)

tools/testing/selftests/kvm/include/kvm_util.h

805

static inline void vcpu_fpu_get(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

tools/testing/selftests/kvm/include/kvm_util.h

807

vcpu_ioctl(vcpu, KVM_GET_FPU, fpu);

tools/testing/selftests/kvm/include/kvm_util.h

809

static inline void vcpu_fpu_set(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)

tools/testing/selftests/kvm/include/kvm_util.h

811

vcpu_ioctl(vcpu, KVM_SET_FPU, fpu);

tools/testing/selftests/kvm/s390/resets.c

133

struct kvm_fpu fpu;

tools/testing/selftests/kvm/s390/resets.c

162

vcpu_fpu_get(vcpu, &fpu);

tools/testing/selftests/kvm/s390/resets.c

163

TEST_ASSERT(!fpu.fpc, "fpc == 0");

tools/testing/selftests/kvm/s390/resets.c

90

struct kvm_fpu fpu;

tools/testing/selftests/kvm/s390/resets.c

98

vcpu_fpu_get(vcpu, &fpu);

tools/testing/selftests/kvm/s390/resets.c

99

TEST_ASSERT(!memcmp(&fpu.fprs, regs_null, sizeof(fpu.fprs)), "fprs == 0");

virt/kvm/kvm_main.c

4418

struct kvm_fpu *fpu = NULL;

virt/kvm/kvm_main.c

4611

fpu = kzalloc_obj(struct kvm_fpu);

virt/kvm/kvm_main.c

4613

if (!fpu)

virt/kvm/kvm_main.c

4615

r = kvm_arch_vcpu_ioctl_get_fpu(vcpu, fpu);

virt/kvm/kvm_main.c

4619

if (copy_to_user(argp, fpu, sizeof(struct kvm_fpu)))

virt/kvm/kvm_main.c

4625

fpu = memdup_user(argp, sizeof(*fpu));

virt/kvm/kvm_main.c

4626

if (IS_ERR(fpu)) {

virt/kvm/kvm_main.c

4627

r = PTR_ERR(fpu);

virt/kvm/kvm_main.c

4628

fpu = NULL;

virt/kvm/kvm_main.c

4631

r = kvm_arch_vcpu_ioctl_set_fpu(vcpu, fpu);

virt/kvm/kvm_main.c

4657

kfree(fpu);