Fixed a bug with 3.0 sysfs layouts that appear buggy. It now reads only online numa nodes and online cpus.

Author: dcdillon

configure.ac

@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.63])
-AC_INIT(cpuaff,0.0.4,dcdillon@gmail.com,cpuaff)
+AC_INIT(cpuaff,0.0.5,dcdillon@gmail.com,cpuaff)
 AM_INIT_AUTOMAKE
 AC_OUTPUT(Makefile include/Makefile examples/Makefile tests/Makefile)
 AC_CONFIG_HEADERS([config.h])

include/cpuaff/impl/linux_impl/sysfs_reader.hpp

@@ -73,7 +73,7 @@ inline bool read_list(std::set< int32_t > &set, const std::string &_file)
 
 inline bool read_nodes(std::set< int32_t > &nodes)
 {
-    return read_list(nodes, "/sys/devices/system/node/has_cpu");
+    return read_list(nodes, "/sys/devices/system/node/online");
 }
 
 inline bool read_cpus(std::set< int32_t > &cpus, int32_t node)
@@ -85,7 +85,7 @@ inline bool read_cpus(std::set< int32_t > &cpus, int32_t node)
 
 inline bool read_cpus(std::set< int32_t > &cpus)
 {
-    return read_list(cpus, "/sys/devices/system/cpu/possible");
+    return read_list(cpus, "/sys/devices/system/cpu/online");
 }
 
 inline int32_t read_socket(int32_t cpu)
@@ -275,4 +275,4 @@ inline bool load_cpus(std::vector< pu > &pus)
 
 }  // namespace linux_impl
 }  // namespace impl
-}  // namespace cpuaff
+}  // namespace cpuaff