xtensa: drop unused declarations from elf.h

do_copy_regs, do_restore_regs, do_save_fpregs and do_restore_fpregs are
not used or implemented by xtensa, drop these declarations from the
arch/xtensa/include/asm/elf.h

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

diff --git a/arch/xtensa/include/asm/elf.h b/arch/xtensa/include/asm/elf.h
index eacb25a..0cd01b0 100644 (file)
--- a/arch/xtensa/include/asm/elf.h
+++ b/arch/xtensa/include/asm/elf.h
@@ -193,15 +193,4 @@ typedef struct {
 #define SET_PERSONALITY(ex) \
        set_personality(PER_LINUX_32BIT | (current->personality & (~PER_MASK)))
 
-struct task_struct;
-
-extern void do_copy_regs (xtensa_gregset_t*, struct pt_regs*,
-                         struct task_struct*);
-extern void do_restore_regs (xtensa_gregset_t*, struct pt_regs*,
-                            struct task_struct*);
-extern void do_save_fpregs (elf_fpregset_t*, struct pt_regs*,
-                           struct task_struct*);
-extern int do_restore_fpregs (elf_fpregset_t*, struct pt_regs*,
-                             struct task_struct*);
-
 #endif /* _XTENSA_ELF_H */