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x86/fpu: Harmonize the names of the fpstate_init() helper functions

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Harmonize the inconsistent naming of these related functions:

                          fpstate_init()
  finit_soft_fpu()   =>   fpstate_init_fsoft()
  fx_finit()         =>   fpstate_init_fxstate()
  fx_finit()         =>   fpstate_init_fstate()       # split out

Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2015-04-30 10:08:36 +02:00
parent e1cebad49c
commit 0aba697894
4 changed files with 30 additions and 25 deletions
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23
arch/x86/include/asm/fpu/internal.h
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@@ -28,7 +28,18 @@ extern void fpu__init_cpu_xstate(void);
extern void fpu__init_system(struct cpuinfo_x86 *c);
extern void fpu__activate_curr(struct fpu *fpu);
extern void fpstate_init(struct fpu *fpu);
#ifdef CONFIG_MATH_EMULATION
extern void fpstate_init_soft(struct i387_soft_struct *soft);
#else
static inline void fpstate_init_soft(struct i387_soft_struct *soft) {}
#endif
static inline void fpstate_init_fxstate(struct i387_fxsave_struct *fx)
{
fx->cwd = 0x37f;
fx->mxcsr = MXCSR_DEFAULT;
}
extern int dump_fpu(struct pt_regs *, struct user_i387_struct *);
extern int fpu__exception_code(struct fpu *fpu, int trap_nr);
@@ -48,12 +59,6 @@ extern void fpu__resume_cpu(void);
DECLARE_PER_CPU(struct fpu *, fpu_fpregs_owner_ctx);
#ifdef CONFIG_MATH_EMULATION
extern void finit_soft_fpu(struct i387_soft_struct *soft);
#else
static inline void finit_soft_fpu(struct i387_soft_struct *soft) {}
#endif
/*
* Must be run with preemption disabled: this clears the fpu_fpregs_owner_ctx,
* on this CPU.
@@ -93,12 +98,6 @@ static __always_inline __pure bool use_fxsr(void)
return static_cpu_has_safe(X86_FEATURE_FXSR);
}
static inline void fx_finit(struct i387_fxsave_struct *fx)
{
fx->cwd = 0x37f;
fx->mxcsr = MXCSR_DEFAULT;
}
extern void fpstate_sanitize_xstate(struct fpu *fpu);
#define user_insn(insn, output, input...) \