powerpc: remove the unused function disable_kernel_fp()
The only using of function disable_kernel_fp() was already dropped
in the commit 5daf9071
(powerpc: merge align.c).
Signed-off-by: Kevin Hao <haokexin@gmail.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
parent
e05c0e81b0
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@ -18,7 +18,6 @@ extern struct task_struct *_switch(struct thread_struct *prev,
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extern void giveup_fpu(struct task_struct *);
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extern void giveup_fpu(struct task_struct *);
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extern void load_up_fpu(void);
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extern void load_up_fpu(void);
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extern void disable_kernel_fp(void);
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extern void enable_kernel_fp(void);
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extern void enable_kernel_fp(void);
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extern void flush_fp_to_thread(struct task_struct *);
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extern void flush_fp_to_thread(struct task_struct *);
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extern void enable_kernel_altivec(void);
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extern void enable_kernel_altivec(void);
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@ -449,19 +449,6 @@ _GLOBAL(scom970_write)
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blr
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blr
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#endif /* CONFIG_CPU_FREQ_PMAC64 || CONFIG_CPU_FREQ_MAPLE */
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#endif /* CONFIG_CPU_FREQ_PMAC64 || CONFIG_CPU_FREQ_MAPLE */
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/*
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* disable_kernel_fp()
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* Disable the FPU.
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*/
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_GLOBAL(disable_kernel_fp)
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mfmsr r3
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rldicl r0,r3,(63-MSR_FP_LG),1
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rldicl r3,r0,(MSR_FP_LG+1),0
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mtmsrd r3 /* disable use of fpu now */
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isync
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blr
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/* kexec_wait(phys_cpu)
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/* kexec_wait(phys_cpu)
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*
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*
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* wait for the flag to change, indicating this kernel is going away but
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* wait for the flag to change, indicating this kernel is going away but
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