tree: https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git x86/fpu head: b408a673a7086acb9f3b4ab3084e67652f94f7a6 commit: 54a8a528861610b4227a5933f2b298bc21a11596 [31/67] x86/fpu: Rename fregs related copy functions config: i386-randconfig-r023-20210622 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git/commit/?id... git remote add tglx-devel https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git git fetch --no-tags tglx-devel x86/fpu git checkout 54a8a528861610b4227a5933f2b298bc21a11596 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from arch/x86/math-emu/fpu_emu.h:213, from arch/x86/math-emu/fpu_entry.c:37: 147 | extern void frstor(fpu_addr_modes addr_modes, u_char __user *data_address); | ^~~~~~ In file included from arch/x86/math-emu/fpu_entry.c:34: arch/x86/include/asm/fpu/internal.h:165:20: note: previous definition of 'frstor' was here 165 | static inline void frstor(struct fregs_state *fx) | ^~~~~~ arch/x86/math-emu/fpu_entry.c:638:5: warning: no previous prototype for 'fpregs_soft_set' [-Wmissing-prototypes] 638 | int fpregs_soft_set(struct task_struct *target, | ^~~~~~~~~~~~~~~ arch/x86/math-emu/fpu_entry.c:690:5: warning: no previous prototype for 'fpregs_soft_get' [-Wmissing-prototypes] 690 | int fpregs_soft_get(struct task_struct *target, | ^~~~~~~~~~~~~~~ vim +/frstor +147 arch/x86/math-emu/fpu_proto.h ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 4 ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 5 /* errors.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 6 extern void FPU_illegal(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 7 extern void FPU_printall(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 8 asmlinkage void FPU_exception(int n); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 9 extern int real_1op_NaN(FPU_REG *a); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 10 extern int real_2op_NaN(FPU_REG const *b, u_char tagb, int deststnr, ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 11 FPU_REG const *defaultNaN); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 12 asmlinkage int arith_invalid(int deststnr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 13 asmlinkage int FPU_divide_by_zero(int deststnr, u_char sign); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 14 extern int set_precision_flag(int flags); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 15 asmlinkage void set_precision_flag_up(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 16 asmlinkage void set_precision_flag_down(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 17 asmlinkage int denormal_operand(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 18 asmlinkage int arith_overflow(FPU_REG *dest); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 19 asmlinkage int arith_underflow(FPU_REG *dest); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 20 extern void FPU_stack_overflow(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 21 extern void FPU_stack_underflow(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 22 extern void FPU_stack_underflow_i(int i); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 23 extern void FPU_stack_underflow_pop(int i); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 24 /* fpu_arith.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 25 extern void fadd__(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 26 extern void fmul__(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 27 extern void fsub__(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 28 extern void fsubr_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 29 extern void fdiv__(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 30 extern void fdivr_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 31 extern void fadd_i(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 32 extern void fmul_i(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 33 extern void fsubri(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 34 extern void fsub_i(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 35 extern void fdivri(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 36 extern void fdiv_i(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 37 extern void faddp_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 38 extern void fmulp_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 39 extern void fsubrp(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 40 extern void fsubp_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 41 extern void fdivrp(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 42 extern void fdivp_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 43 /* fpu_aux.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 44 extern void finit(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 45 extern void finit_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 46 extern void fstsw_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 47 extern void fp_nop(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 48 extern void fld_i_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 49 extern void fxch_i(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 50 extern void fcmovb(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 51 extern void fcmove(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 52 extern void fcmovbe(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 53 extern void fcmovu(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 54 extern void fcmovnb(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 55 extern void fcmovne(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 56 extern void fcmovnbe(void); 9a9d8642d03a75 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 57 extern void fcmovnu(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 58 extern void ffree_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 59 extern void ffreep(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 60 extern void fst_i_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 61 extern void fstp_i(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 62 /* fpu_entry.c */ d315760ffa261c arch/x86/math-emu/fpu_proto.h Tejun Heo 2009-02-09 63 extern void math_emulate(struct math_emu_info *info); ae6af41f5a4841 arch/x86/math-emu/fpu_proto.h Tejun Heo 2009-02-09 64 extern void math_abort(struct math_emu_info *info, unsigned int signal); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 65 /* fpu_etc.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 66 extern void FPU_etc(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 67 /* fpu_tags.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 68 extern int FPU_gettag0(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 69 extern int FPU_gettagi(int stnr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 70 extern int FPU_gettag(int regnr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 71 extern void FPU_settag0(int tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 72 extern void FPU_settagi(int stnr, int tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 73 extern void FPU_settag(int regnr, int tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 74 extern int FPU_Special(FPU_REG const *ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 75 extern int isNaN(FPU_REG const *ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 76 extern void FPU_pop(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 77 extern int FPU_empty_i(int stnr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 78 extern int FPU_stackoverflow(FPU_REG ** st_new_ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 79 extern void FPU_copy_to_regi(FPU_REG const *r, u_char tag, int stnr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 80 extern void FPU_copy_to_reg1(FPU_REG const *r, u_char tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 81 extern void FPU_copy_to_reg0(FPU_REG const *r, u_char tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 82 /* fpu_trig.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 83 extern void FPU_triga(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 84 extern void FPU_trigb(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 85 /* get_address.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 86 extern void __user *FPU_get_address(u_char FPU_modrm, unsigned long *fpu_eip, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 87 struct address *addr, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 88 fpu_addr_modes addr_modes); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 89 extern void __user *FPU_get_address_16(u_char FPU_modrm, unsigned long *fpu_eip, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 90 struct address *addr, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 91 fpu_addr_modes addr_modes); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 92 /* load_store.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 93 extern int FPU_load_store(u_char type, fpu_addr_modes addr_modes, ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 94 void __user * data_address); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 95 /* poly_2xm1.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 96 extern int poly_2xm1(u_char sign, FPU_REG * arg, FPU_REG *result); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 97 /* poly_atan.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 98 extern void poly_atan(FPU_REG * st0_ptr, u_char st0_tag, FPU_REG *st1_ptr, ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 99 u_char st1_tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 100 /* poly_l2.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 101 extern void poly_l2(FPU_REG *st0_ptr, FPU_REG *st1_ptr, u_char st1_sign); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 102 extern int poly_l2p1(u_char s0, u_char s1, FPU_REG *r0, FPU_REG *r1, ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 103 FPU_REG * d); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 104 /* poly_sin.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 105 extern void poly_sine(FPU_REG *st0_ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 106 extern void poly_cos(FPU_REG *st0_ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 107 /* poly_tan.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 108 extern void poly_tan(FPU_REG *st0_ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 109 /* reg_add_sub.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 110 extern int FPU_add(FPU_REG const *b, u_char tagb, int destrnr, int control_w); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 111 extern int FPU_sub(int flags, int rm, int control_w); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 112 /* reg_compare.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 113 extern int FPU_compare_st_data(FPU_REG const *loaded_data, u_char loaded_tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 114 extern void fcom_st(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 115 extern void fcompst(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 116 extern void fcompp(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 117 extern void fucom_(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 118 extern void fucomp(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 119 extern void fucompp(void); b8e4a910e57696 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 120 extern void fcomi_(void); b8e4a910e57696 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 121 extern void fcomip(void); b8e4a910e57696 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 122 extern void fucomi_(void); b8e4a910e57696 arch/x86/math-emu/fpu_proto.h Denys Vlasenko 2015-09-18 123 extern void fucomip(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 124 /* reg_constant.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 125 extern void fconst(void); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 126 /* reg_ld_str.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 127 extern int FPU_load_extended(long double __user *s, int stnr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 128 extern int FPU_load_double(double __user *dfloat, FPU_REG *loaded_data); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 129 extern int FPU_load_single(float __user *single, FPU_REG *loaded_data); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 130 extern int FPU_load_int64(long long __user *_s); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 131 extern int FPU_load_int32(long __user *_s, FPU_REG *loaded_data); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 132 extern int FPU_load_int16(short __user *_s, FPU_REG *loaded_data); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 133 extern int FPU_load_bcd(u_char __user *s); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 134 extern int FPU_store_extended(FPU_REG *st0_ptr, u_char st0_tag, ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 135 long double __user * d); 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 136 extern int FPU_store_double(FPU_REG *st0_ptr, u_char st0_tag, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 137 double __user * dfloat); 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 138 extern int FPU_store_single(FPU_REG *st0_ptr, u_char st0_tag, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 139 float __user * single); 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 140 extern int FPU_store_int64(FPU_REG *st0_ptr, u_char st0_tag, 3d0d14f983b55a arch/x86/math-emu/fpu_proto.h Ingo Molnar 2008-01-30 141 long long __user * d); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 142 extern int FPU_store_int32(FPU_REG *st0_ptr, u_char st0_tag, long __user *d); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 143 extern int FPU_store_int16(FPU_REG *st0_ptr, u_char st0_tag, short __user *d); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 144 extern int FPU_store_bcd(FPU_REG *st0_ptr, u_char st0_tag, u_char __user *d); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 145 extern int FPU_round_to_int(FPU_REG *r, u_char tag); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 146 extern u_char __user *fldenv(fpu_addr_modes addr_modes, u_char __user *s); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 @147 extern void frstor(fpu_addr_modes addr_modes, u_char __user *data_address); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 148 extern u_char __user *fstenv(fpu_addr_modes addr_modes, u_char __user *d); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 149 extern void fsave(fpu_addr_modes addr_modes, u_char __user *data_address); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 150 extern int FPU_tagof(FPU_REG *ptr); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 151 /* reg_mul.c */ ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 152 extern int FPU_mul(FPU_REG const *b, u_char tagb, int deststnr, int control_w); ^1da177e4c3f41 arch/i386/math-emu/fpu_proto.h Linus Torvalds 2005-04-16 153 :::::: The code at line 147 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds(a)ppc970.osdl.org&gt; :::::: CC: Linus Torvalds <torvalds(a)ppc970.osdl.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org