sycalls: implement mremap() and add DATA flag for getrlimit(). mremap has been tested on Alpha, compiles for the rest but not tested. I don't see why it wouldn't work though.

2 files changed, 7 insertions, 1 deletions

diff --git a/src/arch/x86/linux/syscalls.cc b/src/arch/x86/linux/syscalls.cc
index 754fb2eaf..ca35a5dd6 100644
--- a/src/arch/x86/linux/syscalls.cc
+++ b/src/arch/x86/linux/syscalls.cc
@@ -148,7 +148,7 @@ SyscallDesc X86LinuxProcess::syscallDescs[] = {
     /*  22 */ SyscallDesc("pipe", unimplementedFunc),
     /*  23 */ SyscallDesc("select", unimplementedFunc),
     /*  24 */ SyscallDesc("sched_yield", unimplementedFunc),
-    /*  25 */ SyscallDesc("mremap", unimplementedFunc),
+    /*  25 */ SyscallDesc("mremap", mremapFunc<X86Linux64>),
     /*  26 */ SyscallDesc("msync", unimplementedFunc),
     /*  27 */ SyscallDesc("mincore", unimplementedFunc),
     /*  28 */ SyscallDesc("madvise", unimplementedFunc),
diff --git a/src/arch/x86/pagetable.hh b/src/arch/x86/pagetable.hh
index e42693c03..1a7a945e4 100644
--- a/src/arch/x86/pagetable.hh
+++ b/src/arch/x86/pagetable.hh
@@ -113,6 +113,12 @@ namespace X86ISA
         TlbEntry(Addr asn, Addr _vaddr, Addr _paddr);
         TlbEntry() {}
 
+        void
+        updateVaddr(Addr new_vaddr)
+        {
+            vaddr = new_vaddr;
+        }
+
         Addr pageStart()
         {
             return paddr;