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

Commits

  28be1b4 ("x86/boot: Remove unused copy_*_gs() functions")
  34d2819 ("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 <yuehaibing@huawei.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://patch.msgid.link/20251120121037.1479334-1-yuehaibing@huawei.com

Author: Yue Haibing

arch/x86/boot/boot.h

@@ -193,8 +193,6 @@ static inline bool heap_free(size_t n)
 
 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

@@ -46,10 +46,6 @@ struct set_mtrr_context {
 	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);