disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/selection.h
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@@ -12,12 +12,13 @@
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 #include <linux/vt_buffer.h>
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 struct tty_struct;
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-
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-struct tty_struct;
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 struct vc_data;
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 extern void clear_selection(void);
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-extern int set_selection(const struct tiocl_selection __user *sel, struct tty_struct *tty);
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+extern int set_selection_user(const struct tiocl_selection __user *sel,
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+			      struct tty_struct *tty);
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+extern int set_selection_kernel(struct tiocl_selection *v,
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+				struct tty_struct *tty);
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 extern int paste_selection(struct tty_struct *tty);
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 extern int sel_loadlut(char __user *p);
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 extern int mouse_reporting(void);
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@@ -32,21 +33,23 @@
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 extern unsigned char default_grn[];
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 extern unsigned char default_blu[];
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-extern unsigned short *screen_pos(struct vc_data *vc, int w_offset, int viewed);
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-extern u16 screen_glyph(struct vc_data *vc, int offset);
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-extern u32 screen_glyph_unicode(struct vc_data *vc, int offset);
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+extern unsigned short *screen_pos(const struct vc_data *vc, int w_offset,
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+		bool viewed);
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+extern u16 screen_glyph(const struct vc_data *vc, int offset);
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+extern u32 screen_glyph_unicode(const struct vc_data *vc, int offset);
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 extern void complement_pos(struct vc_data *vc, int offset);
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-extern void invert_screen(struct vc_data *vc, int offset, int count, int shift);
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+extern void invert_screen(struct vc_data *vc, int offset, int count, bool viewed);
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-extern void getconsxy(struct vc_data *vc, unsigned char *p);
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-extern void putconsxy(struct vc_data *vc, unsigned char *p);
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+extern void getconsxy(const struct vc_data *vc, unsigned char xy[static 2]);
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+extern void putconsxy(struct vc_data *vc, unsigned char xy[static const 2]);
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-extern u16 vcs_scr_readw(struct vc_data *vc, const u16 *org);
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+extern u16 vcs_scr_readw(const struct vc_data *vc, const u16 *org);
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 extern void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org);
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 extern void vcs_scr_updated(struct vc_data *vc);
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 extern int vc_uniscr_check(struct vc_data *vc);
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-extern void vc_uniscr_copy_line(struct vc_data *vc, void *dest, int viewed,
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+extern void vc_uniscr_copy_line(const struct vc_data *vc, void *dest,
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+				bool viewed,
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 				unsigned int row, unsigned int col,
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 				unsigned int nr);
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