diff options
| author | Brian Gerst <brgerst@gmail.com> | 2010-09-03 21:17:16 -0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2010-09-09 14:17:18 -0700 |
| commit | 8eb91a577d7763d21628f6761045328784b1911c (patch) | |
| tree | 1f09e4075d5c0e01958698df480cf676c5e73f8e /arch/x86/include/asm/i387.h | |
| parent | a334fe43d85f570ae907acf988a053c5eff78d6e (diff) | |
| download | lwn-8eb91a577d7763d21628f6761045328784b1911c.tar.gz lwn-8eb91a577d7763d21628f6761045328784b1911c.zip | |
x86, fpu: Remove unnecessary ifdefs from i387 code.
Remove ifdefs for code that the compiler can optimize away on 64-bit.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
LKML-Reference: <1283563039-3466-10-git-send-email-brgerst@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm/i387.h')
| -rw-r--r-- | arch/x86/include/asm/i387.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h index 768fcb25900a..42b507e16d1d 100644 --- a/arch/x86/include/asm/i387.h +++ b/arch/x86/include/asm/i387.h @@ -55,6 +55,12 @@ extern int save_i387_xstate_ia32(void __user *buf); extern int restore_i387_xstate_ia32(void __user *buf); #endif +#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 + #define X87_FSW_ES (1 << 7) /* Exception Summary */ static __always_inline __pure bool use_xsaveopt(void) @@ -189,12 +195,6 @@ static inline void fpu_save_init(struct fpu *fpu) #else /* CONFIG_X86_32 */ -#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 - /* perform fxrstor iff the processor has extended states, otherwise frstor */ static inline int fxrstor_checking(struct i387_fxsave_struct *fx) { |