Re: [PATCH] cpuset: mm: Reduce large amounts of memory barrier related damage v3

[Peter Zijlstra <peterz@xxxxxxxxxxxxx>]

On Mon, 2012-03-26 at 12:56 +0200, Peter Zijlstra wrote:
>  static inline bool put_mems_allowed(unsigned int seq)
>  {
> -       return !read_seqcount_retry(&current->mems_allowed_seq, seq);
> +       return likely(!read_seqcount_retry(&current->mems_allowed_seq, seq));
>  } 

Ignore this hunk, read_seqcount_retry() already has a branch hint in.
I'll send a new version if people thing the rest of the patch is worth
it.

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