diff -r 21970e34aa6a -r 7a963b8b0b30 src/arch/x86/linux/linux.hh
--- a/src/arch/x86/linux/linux.hh	Thu Mar 17 15:59:27 2011 -0700
+++ b/src/arch/x86/linux/linux.hh	Thu Mar 17 15:59:49 2011 -0700
@@ -109,6 +109,28 @@
         uint64_t mem_unit;  /* Memory unit size in bytes */
    } tgt_sysinfo;
 
+   //@{
+       /// For getrusage().
+       static const int TGT_RUSAGE_SELF     = 0;
+       static const int TGT_RUSAGE_CHILDREN = -1;
+       static const int TGT_RUSAGE_BOTH     = -2;
+   //@}
+
+       /// Resource enumeration for getrlimit().
+   enum rlimit_resources {
+       TGT_RLIMIT_CPU = 0,
+       TGT_RLIMIT_FSIZE = 1,
+       TGT_RLIMIT_DATA = 2,
+       TGT_RLIMIT_STACK = 3,
+       TGT_RLIMIT_CORE = 4,
+       TGT_RLIMIT_RSS = 5,
+       TGT_RLIMIT_NOFILE = 6,
+       TGT_RLIMIT_AS = 7,
+       TGT_RLIMIT_VMEM = 7,
+       TGT_RLIMIT_NPROC = 8,
+       TGT_RLIMIT_MEMLOCK = 9,
+   };
+
 };
 
 class X86Linux32 : public Linux
@@ -177,6 +199,54 @@
     } tgt_sysinfo;
 
     static bool mmapGrowsDown() { return true; }
+
+    //@{
+        /// For getrusage().
+        static const int TGT_RUSAGE_SELF     = 0;
+        static const int TGT_RUSAGE_CHILDREN = -1;
+        static const int TGT_RUSAGE_BOTH     = -2;
+    //@}
+
+        /// For gettimeofday().
+        struct timeval {
+                  int32_t tv_sec;         //!< seconds
+                  int32_t tv_usec;        //!< microseconds
+        };
+
+        struct rusage {
+          struct timeval ru_utime;        //!< user time used
+          struct timeval ru_stime;        //!< system time used
+          int32_t ru_maxrss;              //!< max rss
+          int32_t ru_ixrss;               //!< integral shared memory size
+          int32_t ru_idrss;               //!< integral unshared data "
+          int32_t ru_isrss;               //!< integral unshared stack "
+          int32_t ru_minflt;              //!< page reclaims - total vmfaults
+          int32_t ru_majflt;              //!< page faults
+          int32_t ru_nswap;               //!< swaps
+          int32_t ru_inblock;             //!< block input operations
+          int32_t ru_oublock;             //!< block output operations
+          int32_t ru_msgsnd;              //!< messages sent
+          int32_t ru_msgrcv;              //!< messages received
+          int32_t ru_nsignals;            //!< signals received
+          int32_t ru_nvcsw;               //!< voluntary context switches
+          int32_t ru_nivcsw;              //!< involuntary "
+       };
+
+        /// Resource enumeration for getrlimit().
+    enum rlimit_resources {
+        TGT_RLIMIT_CPU = 0,
+        TGT_RLIMIT_FSIZE = 1,
+        TGT_RLIMIT_DATA = 2,
+        TGT_RLIMIT_STACK = 3,
+        TGT_RLIMIT_CORE = 4,
+        TGT_RLIMIT_RSS = 5,
+        TGT_RLIMIT_NOFILE = 6,
+        TGT_RLIMIT_AS = 7,
+        TGT_RLIMIT_VMEM = 7,
+        TGT_RLIMIT_NPROC = 8,
+        TGT_RLIMIT_MEMLOCK = 9,
+    };
+
 };
 
 #endif
diff -r 21970e34aa6a -r 7a963b8b0b30 src/arch/x86/linux/syscalls.cc
--- a/src/arch/x86/linux/syscalls.cc	Thu Mar 17 15:59:27 2011 -0700
+++ b/src/arch/x86/linux/syscalls.cc	Thu Mar 17 15:59:49 2011 -0700
@@ -310,8 +310,8 @@
     /*  94 */ SyscallDesc("lchown", unimplementedFunc),
     /*  95 */ SyscallDesc("umask", unimplementedFunc),
     /*  96 */ SyscallDesc("gettimeofday", unimplementedFunc),
-    /*  97 */ SyscallDesc("getrlimit", unimplementedFunc),
-    /*  98 */ SyscallDesc("getrusage", unimplementedFunc),
+    /*  97 */ SyscallDesc("getrlimit", getrlimitFunc<X86Linux64>),
+    /*  98 */ SyscallDesc("getrusage", getrusageFunc<X86Linux64>),
     /*  99 */ SyscallDesc("sysinfo", sysinfoFunc<X86Linux64>),
     /* 100 */ SyscallDesc("times", timesFunc<X86Linux64>),
     /* 101 */ SyscallDesc("ptrace", unimplementedFunc),
@@ -568,8 +568,8 @@
     /*  73 */ SyscallDesc("sigpending", unimplementedFunc),
     /*  74 */ SyscallDesc("sethostname", unimplementedFunc),
     /*  75 */ SyscallDesc("setrlimit", ignoreFunc),
-    /*  76 */ SyscallDesc("getrlimit", unimplementedFunc),
-    /*  77 */ SyscallDesc("getrusage", unimplementedFunc),
+    /*  76 */ SyscallDesc("getrlimit", getrlimitFunc<X86Linux32>),
+    /*  77 */ SyscallDesc("getrusage", getrusageFunc<X86Linux32>),
     /*  78 */ SyscallDesc("gettimeofday", unimplementedFunc),
     /*  79 */ SyscallDesc("settimeofday", unimplementedFunc),
     /*  80 */ SyscallDesc("getgroups", unimplementedFunc),