Fixed COW bug (not using return statement in COW handling)

diff --git a/Kernel/arch/x86/mm_virt.c b/Kernel/arch/x86/mm_virt.c
index 985dc14..b4fd222 100644 (file)
--- a/Kernel/arch/x86/mm_virt.c
+++ b/Kernel/arch/x86/mm_virt.c
@@ -18,8 +18,6 @@
 #define KERNEL_STACK_END       0xFD000000
 #define PAGE_TABLE_ADDR        0xFD000000
 #define PAGE_DIR_ADDR  0xFD3F4000
-//#define PAGE_CR3_ADDR        0xFD3F47F4
-//#define TMP_CR3_ADDR 0xFD3F47F8      // Part of core instead of temp
 #define PAGE_CR3_ADDR  0xFD3F4FD0
 #define TMP_CR3_ADDR   0xFD3F4FD4      // Part of core instead of temp
 #define TMP_DIR_ADDR   0xFD3F5000      // Same
@@ -63,14 +61,17 @@ tPAddr      *gTmpCR3 = (void*)TMP_CR3_ADDR;
 // === CODE ===
 /**
  * \fn void MM_PreinitVirtual()
+ * \brief Maps the fractal mappings
  */
 void MM_PreinitVirtual()
 {
        gaInitPageDir[ 0 ] = 0;
        gaInitPageDir[ PAGE_TABLE_ADDR >> 22 ] = ((Uint)&gaInitPageDir - KERNEL_BASE) | 3;
 }
+
 /**
  * \fn void MM_InstallVirtual()
+ * \brief Sets up the constant page mappings
  */
 void MM_InstallVirtual()
 {
@@ -111,6 +112,8 @@ void MM_PageFault(Uint Addr, Uint ErrorCode, tRegs *Regs)
                gaPageTable[Addr>>12] &= PF_USER;
                gaPageTable[Addr>>12] |= paddr|PF_PRESENT|PF_WRITE;
                INVLPG( Addr & ~0xFFF );
+               LEAVE('-');
+               return;
        }
        
        // -- Check Error Code --