Re: [PATCH] v4 RCU: the bloatwatch edition

[David Howells]

Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> This patch is a version of RCU designed for (!SMP && EMBEDDED)
> provided as a proof of concept of a small-footprint RCU implementation.
> In particular, the implementation of synchronize_rcu() is extremely
> lightweight and high performance.  It passes rcutorture testing in each
> of the four relevant configurations (combinations of NO_HZ and PREEMPT)
> on x86.  This saves about 900 bytes compared to Classic RCU, and a
> couple kilobytes compared to Hierarchical RCU (updated to 2.6.29):
> ...
> Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>

Acked-by: David Howells <dhowells@xxxxxxxxxx>
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