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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/arch/mips/include/asm/compat.h
..
..
@@ -9,43 +9,23 @@
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 #include <asm/page.h>
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 #include <asm/ptrace.h>
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11
 
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+#include <asm-generic/compat.h>
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+
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 #define COMPAT_USER_HZ		100
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 #define COMPAT_UTS_MACHINE	"mips\0\0\0"
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16
 
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-typedef u32		compat_size_t;
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-typedef s32		compat_ssize_t;
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-typedef s32		compat_clock_t;
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-typedef s32		compat_suseconds_t;
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-
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-typedef s32		compat_pid_t;
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 typedef s32		__compat_uid_t;
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 typedef s32		__compat_gid_t;
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 typedef __compat_uid_t	__compat_uid32_t;
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 typedef __compat_gid_t	__compat_gid32_t;
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 typedef u32		compat_mode_t;
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-typedef u32		compat_ino_t;
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 typedef u32		compat_dev_t;
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-typedef s32		compat_off_t;
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-typedef s64		compat_loff_t;
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 typedef u32		compat_nlink_t;
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 typedef s32		compat_ipc_pid_t;
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-typedef s32		compat_daddr_t;
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 typedef s32		compat_caddr_t;
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 typedef struct {
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 	s32	val[2];
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 } compat_fsid_t;
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-typedef s32		compat_timer_t;
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-typedef s32		compat_key_t;
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-
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-typedef s16		compat_short_t;
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-typedef s32		compat_int_t;
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-typedef s32		compat_long_t;
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-typedef s64		compat_s64;
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-typedef u16		compat_ushort_t;
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-typedef u32		compat_uint_t;
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-typedef u32		compat_ulong_t;
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-typedef u64		compat_u64;
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-typedef u32		compat_uptr_t;
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 struct compat_stat {
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 	compat_dev_t	st_dev;
..
..
@@ -59,11 +39,11 @@
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 	s32		st_pad2[2];
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 	compat_off_t	st_size;
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 	s32		st_pad3;
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-	compat_time_t	st_atime;
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+	old_time32_t	st_atime;
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 	s32		st_atime_nsec;
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-	compat_time_t	st_mtime;
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+	old_time32_t	st_mtime;
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 	s32		st_mtime_nsec;
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-	compat_time_t	st_ctime;
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+	old_time32_t	st_ctime;
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 	s32		st_ctime_nsec;
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 	s32		st_blksize;
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 	s32		st_blocks;
..
..
@@ -117,24 +97,6 @@
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 typedef u32		compat_sigset_word;
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 #define COMPAT_OFF_T_MAX	0x7fffffff
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-
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-/*
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- * A pointer passed in from user mode. This should not
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- * be used for syscall parameters, just declare them
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- * as pointers because the syscall entry code will have
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- * appropriately converted them already.
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- */
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-
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-static inline void __user *compat_ptr(compat_uptr_t uptr)
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-{
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-	/* cast to a __user pointer via "unsigned long" makes sparse happy */
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-	return (void __user *)(unsigned long)(long)uptr;
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-}
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-
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-static inline compat_uptr_t ptr_to_compat(void __user *uptr)
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-{
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-	return (u32)(unsigned long)uptr;
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-}
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 static inline void __user *arch_compat_alloc_user_space(long len)
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 {