Messages in this thread | | | From | David Howells <> | Subject | Re: [PATCH] v4 RCU: the bloatwatch edition | Date | Tue, 05 May 2009 22:18:47 +0100 |
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Paul E. McKenney <paulmck@linux.vnet.ibm.com> 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@linux.vnet.ibm.com>
Acked-by: David Howells <dhowells@redhat.com>
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