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SubjectRe: [PATCH 21/24] compat_ioctl: block: move blkdev_compat_ioctl() into ioctl.c
> +#ifdef CONFIG_COMPAT
> +static int compat_put_ushort(unsigned long arg, unsigned short val)
> +{
> + return put_user(val, (unsigned short __user *)compat_ptr(arg));
> +}
> +
> +static int compat_put_int(unsigned long arg, int val)
> +{
> + return put_user(val, (compat_int_t __user *)compat_ptr(arg));
> +}
> +
> +static int compat_put_uint(unsigned long arg, unsigned int val)
> +{
> + return put_user(val, (compat_uint_t __user *)compat_ptr(arg));
> +}
> +
> +static int compat_put_long(unsigned long arg, long val)
> +{
> + return put_user(val, (compat_long_t __user *)compat_ptr(arg));
> +}
> +
> +static int compat_put_ulong(unsigned long arg, compat_ulong_t val)
> +{
> + return put_user(val, (compat_ulong_t __user *)compat_ptr(arg));
> +}
> +
> +static int compat_put_u64(unsigned long arg, u64 val)
> +{
> + return put_user(val, (compat_u64 __user *)compat_ptr(arg));
> +}
> +#endif

Can we lift these helpers to compat.h instead?

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