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Commit 1cdf039b authored by Mathieu Malaterre's avatar Mathieu Malaterre Committed by Michael Ellerman
Browse files

powerpc/kernel: Make function __giveup_fpu() static 



__giveup_fpu() is never called outside process.c, so it can be static.
That also means we don't need an empty definition in switch_to.h

Signed-off-by: default avatarMathieu Malaterre <malat@debian.org>
[mpe: Also drop the empty version, rewrite change log]
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 8b51e679

arch/powerpc/include/asm/switch_to.h

+0 −1
Original line number Diff line number Diff line
@@ -35,7 +35,6 @@ static inline void disable_kernel_fp(void) 
	msr_check_and_clear(MSR_FP);

}

#else

static inline void __giveup_fpu(struct task_struct *t) { }

static inline void save_fpu(struct task_struct *t) { }

static inline void flush_fp_to_thread(struct task_struct *t) { }

#endif

arch/powerpc/kernel/process.c

+2 −2
Original line number Diff line number Diff line
@@ -173,7 +173,7 @@ void __msr_check_and_clear(unsigned long bits) 
EXPORT_SYMBOL(__msr_check_and_clear);



#ifdef CONFIG_PPC_FPU

void __giveup_fpu(struct task_struct *tsk)

static void __giveup_fpu(struct task_struct *tsk)

{

	unsigned long msr;
@@ -556,7 +556,7 @@ void restore_math(struct pt_regs *regs) 
	regs->msr = msr;

}



void save_all(struct task_struct *tsk)

static void save_all(struct task_struct *tsk)

{

	unsigned long usermsr;