calling free

kernel/syscall/skeleton.cc

@@ -128,6 +128,8 @@ namespace Syscall {
     }
 
     void exit(Vault &vault) {
+
+      unmap(vault, (void*) 0x4000, 512 );
       vault.scheduler.exit();
     }
 
@@ -190,6 +192,7 @@ namespace Syscall {
         for (uint32_t p =0; p<512 ; p++) {
           if (subbytable->entries[p].present==1 && subbytable->entries[p].address==i) { 
             invlpg(i);
+            PageFrameAllocator::free(subbytable->entries[p].address);
             subbytable->entries[i].present =0;
           }
         }

libsys/build/libc.d

@@ -0,0 +1 @@
+build/libc.o: libc.cc libc.h types.h

libsys/build/outputstream.d

@@ -0,0 +1,2 @@
+build/outputstream.o: outputstream.cc outputstream.h stringbuffer.h \
+ types.h

libsys/build/string.d

@@ -0,0 +1 @@
+build/string.o: string.cc string.h types.h

libsys/build/stringbuffer.d

@@ -0,0 +1 @@
+build/stringbuffer.o: stringbuffer.cc stringbuffer.h types.h

libsys/build/stub.asm.d

@@ -0,0 +1,2 @@
+build/stub.asm.o : stub.asm
+