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File pdns-recursor-3.1.7_atomicity.patch of Package pdns-recursor
Index: recursor_cache.cc =================================================================== --- recursor_cache.cc.orig 2006-11-12 17:56:13.000000000 +0100 +++ recursor_cache.cc 2007-02-27 21:44:27.347571093 +0100 @@ -9,9 +9,17 @@ using namespace std; using namespace boost; #include "config.h" - -#ifdef GCC_SKIP_LOCKING +#if !(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)) && defined(GCC_SKIP_LOCKING) +#warning "using the optimized locking code on older gcc" +#if HAVE_BITS_ATOMICITY_H #include <bits/atomicity.h> +#endif +/* +this is just a reminder. in gcc 4.2 it seems atomicity.h was moved under ext/ +#if HAVE_EXT_ATOMICITY_H +#include <ext/atomicity.h> +#endif +*/ // This code is ugly but does speedup the recursor tremendously on multi-processor systems, and even has a large effect (20, 30%) on uniprocessor namespace __gnu_cxx {