This allows the compiler to inline them and to eliminate them: arch/x86/kernel/fpu/core.o:
text data bss dec hex filename 6741 4 8 6753 1a61 core.o.before 6716 4 8 6728 1a48 core.o.after Reviewed-by: Borislav Petkov <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Dave Hansen <[email protected]> Cc: Fenghua Yu <[email protected]> Cc: H. Peter Anvin <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Oleg Nesterov <[email protected]> Cc: Thomas Gleixner <[email protected]> Signed-off-by: Ingo Molnar <[email protected]> --- arch/x86/include/asm/i387.h | 4 ---- arch/x86/kernel/fpu/core.c | 8 ++++---- 2 files changed, 4 insertions(+), 8 deletions(-) diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h index 89ae3e051741..e69989f95da5 100644 --- a/arch/x86/include/asm/i387.h +++ b/arch/x86/include/asm/i387.h @@ -54,10 +54,6 @@ static inline void kernel_fpu_end(void) preempt_enable(); } -/* Must be called with preempt disabled */ -extern void kernel_fpu_disable(void); -extern void kernel_fpu_enable(void); - /* * Some instructions like VIA's padlock instructions generate a spurious * DNA fault but don't modify SSE registers. And these instructions diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 1896e96f1082..587e4ab46f59 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -9,13 +9,13 @@ static DEFINE_PER_CPU(bool, in_kernel_fpu); -void kernel_fpu_disable(void) +static void kernel_fpu_disable(void) { WARN_ON(this_cpu_read(in_kernel_fpu)); this_cpu_write(in_kernel_fpu, true); } -void kernel_fpu_enable(void) +static void kernel_fpu_enable(void) { this_cpu_write(in_kernel_fpu, false); } @@ -32,7 +32,7 @@ void kernel_fpu_enable(void) * Except for the eagerfpu case when we return true; in the likely case * the thread has FPU but we are not going to set/clear TS. */ -static inline bool interrupted_kernel_fpu_idle(void) +static bool interrupted_kernel_fpu_idle(void) { if (this_cpu_read(in_kernel_fpu)) return false; @@ -52,7 +52,7 @@ static inline bool interrupted_kernel_fpu_idle(void) * in an interrupt context from user mode - we'll just * save the FPU state as required. */ -static inline bool interrupted_user_mode(void) +static bool interrupted_user_mode(void) { struct pt_regs *regs = get_irq_regs(); return regs && user_mode(regs); -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
