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Subject[PATCH] cacheline align rt_cache_stat struct
The per-cpu rt_cache_stat structure should be padded to cacheline
to avoid sharing of cachelines between different CPUs. Here is a patch
to do that for SMP kernels.

Thanks
Dipankar
--
Dipankar Sarma <dipankar@in.ibm.com> Project: http://lse.sourceforge.net
Linux Technology Center, IBM Software Lab, Bangalore, India.


diff -urN linux-2.4.10/include/net/route.h linux-2.4.10+rt/include/net/route.h
--- linux-2.4.10/include/net/route.h Thu Sep 27 11:59:45 2001
+++ linux-2.4.10+rt/include/net/route.h Tue Oct 2 18:34:45 2001
@@ -105,7 +105,7 @@
unsigned int out_hit;
unsigned int out_slow_tot;
unsigned int out_slow_mc;
-};
+} ____cacheline_aligned_in_smp;

extern struct ip_rt_acct *ip_rt_acct;

-
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