x86/{boot,mtrr}: Remove unused function declarations

Commits

28be1b454c2b ("x86/boot: Remove unused copy_*_gs() functions")
34d2819f2078 ("x86, mtrr: Remove unused mtrr/state.c")

removed the functions but left the prototypes. Remove them.

[ bp: Merge into a single patch. ]

Signed-off-by: Yue Haibing <[e-mail]>
Signed-off-by: Borislav Petkov (AMD) <[e-mail]>
Link: https://patch.msgid.link/[e-mail]

arch/x86/boot/boot.h

···
 
 void copy_to_fs(addr_t dst, void *src, size_t len);
 void *copy_from_fs(void *dst, addr_t src, size_t len);
-void copy_to_gs(addr_t dst, void *src, size_t len);
-void *copy_from_gs(void *dst, addr_t src, size_t len);
 
 /* a20.c */
 int enable_a20(void);

arch/x86/kernel/cpu/mtrr/mtrr.h

···
 	u32		ccr3;
 };
 
-void set_mtrr_done(struct set_mtrr_context *ctxt);
-void set_mtrr_cache_disable(struct set_mtrr_context *ctxt);
-void set_mtrr_prepare_save(struct set_mtrr_context *ctxt);
-
 void fill_mtrr_var_range(unsigned int index,
 		u32 base_lo, u32 base_hi, u32 mask_lo, u32 mask_hi);
 bool get_mtrr_state(void);