[PATCH v2 1/4] kexec: simplify compat_sys_kexec_load

Christoph Hellwig hch at infradead.org
Tue Nov 3 03:35:33 EST 2020


> +	for (i=0; i < nr_segments; i++) {

Missing spaces around the "=".

> +SYSCALL_DEFINE4(kexec_load, unsigned long, entry, unsigned long, nr_segments,
> +		struct kexec_segment __user *, segments, unsigned long, flags)
> +{
> +	return kernel_kexec_load(entry, nr_segments, segments, flags);
> +}
> +
>  #ifdef CONFIG_COMPAT
>  COMPAT_SYSCALL_DEFINE4(kexec_load, compat_ulong_t, entry,
>  		       compat_ulong_t, nr_segments,
>  		       struct compat_kexec_segment __user *, segments,
>  		       compat_ulong_t, flags)
>  {
> +	return kernel_kexec_load(entry, nr_segments,
> +				 (struct kexec_segment __user *)segments,
> +				 flags);
>  }

I don't think we need sys_compat_kexec_load at all now, all the syscall
tables can simply switch to sys_kexec_load for the compat case as well
now.



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