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x86/fpu: Move is_ia32*frame() helpers out of fpu/internal.h

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Move them to their only user. This makes the code easier to read,
the header is less cluttered, and it also speeds up the build a bit.

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 07:26:04 +02:00
parent fbce778246
commit 05012c13f6
2 changed files with 16 additions and 16 deletions
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16
arch/x86/include/asm/fpu/internal.h
View File

@ -103,22 +103,6 @@ static inline int fpu_want_lazy_restore(struct fpu *fpu, unsigned int cpu)
return fpu == this_cpu_read_stable(fpu_fpregs_owner_ctx) && cpu == fpu->last_cpu;
}
static inline int is_ia32_compat_frame(void)
{
return config_enabled(CONFIG_IA32_EMULATION) &&
test_thread_flag(TIF_IA32);
}
static inline int is_ia32_frame(void)
{
return config_enabled(CONFIG_X86_32) || is_ia32_compat_frame();
}
static inline int is_x32_frame(void)
{
return config_enabled(CONFIG_X86_X32_ABI) && test_thread_flag(TIF_X32);
}
#define X87_FSW_ES (1 << 7) /* Exception Summary */
static __always_inline __pure bool use_eager_fpu(void)

16
arch/x86/kernel/signal.c
View File

@ -593,6 +593,22 @@ asmlinkage long sys_rt_sigreturn(void)
return 0;
}
static inline int is_ia32_compat_frame(void)
{
return config_enabled(CONFIG_IA32_EMULATION) &&
test_thread_flag(TIF_IA32);
}
static inline int is_ia32_frame(void)
{
return config_enabled(CONFIG_X86_32) || is_ia32_compat_frame();
}
static inline int is_x32_frame(void)
{
return config_enabled(CONFIG_X86_X32_ABI) && test_thread_flag(TIF_X32);
}
static int
setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs)
{