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SubjectRe: RFC: patch to allow lock-free traversal of lists with insertion ^M
In message <> you write:
> OK, here is an RFC patch with the read_barrier_depends(). (I know that
> the indentation is messed up, will fix when I add the read_barrier()
> and friends).

Yep, this is a 2.5 thing: we should probably combine change the
barriers so read_barrier et. al. only have effect on SMP, and then
have io_read_barrier for IO (these can be usefully differentiated on

The stillborn smp_mb() etc. can then be abandoned.

Premature optmztion is rt of all evl. --DK
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