On Tue, 21 Jul 2015, Pan Xinhui wrote:
> diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
> index 188e3e0..f3c49fa 100644
> --- a/arch/x86/mm/pat.c
> +++ b/arch/x86/mm/pat.c
> @@ -538,22 +538,20 @@ int reserve_memtype(u64 start, u64 end, enum
> page_cache_mode req_type,
> new->type = actual_type;
>
> spin_lock(&memtype_lock);
> -
> err = rbt_memtype_check_insert(new, new_type);
> + actual_type = new->type;
What's the point of this? new->type is set to actual_type 5 lines above.
Thanks,
tglx
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