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    Subject[patch 26/31] x86/fpu: Move fpstate functions to api.h
    Date
    Move function declarations which need to be globaly available to api.h
    where they belong.

    Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
    ---
    arch/x86/include/asm/fpu/api.h | 9 +++++++++
    arch/x86/include/asm/fpu/internal.h | 9 ---------
    arch/x86/kernel/fpu/internal.h | 3 +++
    arch/x86/math-emu/fpu_entry.c | 2 +-
    4 files changed, 13 insertions(+), 10 deletions(-)

    --- a/arch/x86/include/asm/fpu/api.h
    +++ b/arch/x86/include/asm/fpu/api.h
    @@ -110,6 +110,15 @@ extern int cpu_has_xfeatures(u64 xfeatur

    static inline void update_pasid(void) { }

    +#ifdef CONFIG_MATH_EMULATION
    +extern void fpstate_init_soft(struct swregs_state *soft);
    +#else
    +static inline void fpstate_init_soft(struct swregs_state *soft) {}
    +#endif
    +
    +/* FPSTATE */
    +extern union fpregs_state init_fpstate;
    +
    /* FPSTATE related functions which are exported to KVM */
    extern void fpu_init_fpstate_user(struct fpu *fpu);

    --- a/arch/x86/include/asm/fpu/internal.h
    +++ b/arch/x86/include/asm/fpu/internal.h
    @@ -42,15 +42,6 @@ extern void fpu__init_system(struct cpui
    extern void fpu__init_check_bugs(void);
    extern void fpu__resume_cpu(void);

    -extern union fpregs_state init_fpstate;
    -extern void fpstate_init_user(union fpregs_state *state);
    -
    -#ifdef CONFIG_MATH_EMULATION
    -extern void fpstate_init_soft(struct swregs_state *soft);
    -#else
    -static inline void fpstate_init_soft(struct swregs_state *soft) {}
    -#endif
    -
    extern void restore_fpregs_from_fpstate(union fpregs_state *fpstate, u64 mask);

    extern bool copy_fpstate_to_sigframe(void __user *buf, void __user *fp, int size);
    --- a/arch/x86/kernel/fpu/internal.h
    +++ b/arch/x86/kernel/fpu/internal.h
    @@ -22,4 +22,7 @@ static __always_inline __pure bool use_f
    /* Init functions */
    extern void fpu__init_prepare_fx_sw_frame(void);

    +/* Used in init.c */
    +extern void fpstate_init_user(union fpregs_state *state);
    +
    #endif
    --- a/arch/x86/math-emu/fpu_entry.c
    +++ b/arch/x86/math-emu/fpu_entry.c
    @@ -31,7 +31,7 @@
    #include <linux/uaccess.h>
    #include <asm/traps.h>
    #include <asm/user.h>
    -#include <asm/fpu/internal.h>
    +#include <asm/fpu/api.h>

    #include "fpu_system.h"
    #include "fpu_emu.h"
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