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diff src/os/linux/vm/os_linux.hpp @ 3826:7c2653aefc46

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7060836: RHEL 5.5 and 5.6 should support UseNUMA Summary: Add a wrapper for sched_getcpu() for systems where libc lacks it Reviewed-by: ysr Contributed-by: Andrew John Hughes <ahughes@redhat.com>
author iveresov
date Fri, 05 Aug 2011 16:50:14 -0700
parents 139667d9836a
children 7432b9db36ff
line wrap: on
line diff
--- a/src/os/linux/vm/os_linux.hpp	Fri Aug 05 16:44:01 2011 -0700
+++ b/src/os/linux/vm/os_linux.hpp	Fri Aug 05 16:50:14 2011 -0700
@@ -263,6 +263,7 @@
   static void set_numa_tonode_memory(numa_tonode_memory_func_t func) { _numa_tonode_memory = func; }
   static void set_numa_interleave_memory(numa_interleave_memory_func_t func) { _numa_interleave_memory = func; }
   static void set_numa_all_nodes(unsigned long* ptr) { _numa_all_nodes = ptr; }
+  static int sched_getcpu_syscall(void);
 public:
   static int sched_getcpu()  { return _sched_getcpu != NULL ? _sched_getcpu() : -1; }
   static int numa_node_to_cpus(int node, unsigned long *buffer, int bufferlen) {