X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Farch%2Fx86%2Fmm_virt.c;h=b2520b521167b896dbeb1445cf2d47c42a3c1628;hb=db68d60fa72ff4b35bff9ca5191d4615fc142b34;hp=a022da2b9e9f92f24b414e520d1051eb2b7e11fa;hpb=df4e449c0972a703ce403332668a7bb3366d126a;p=tpg%2Facess2.git

diff --git a/Kernel/arch/x86/mm_virt.c b/Kernel/arch/x86/mm_virt.c
index a022da2b..b2520b52 100644
--- a/Kernel/arch/x86/mm_virt.c
+++ b/Kernel/arch/x86/mm_virt.c
@@ -105,7 +105,7 @@ void MM_PageFault(Uint Addr, Uint ErrorCode, tRegs *Regs)
 	 && gaPageTable[Addr>>12] & PF_COW )
 	{
 		tPAddr	paddr;
-		if(MM_GetRefCount( gaPageTable[Addr>>12] & ~0xFFF ) == 0)
+		if(MM_GetRefCount( gaPageTable[Addr>>12] & ~0xFFF ) == 1)
 		{
 			gaPageTable[Addr>>12] &= ~PF_COW;
 			gaPageTable[Addr>>12] |= PF_PRESENT|PF_WRITE;
@@ -381,7 +381,7 @@ Uint MM_ClearUser()
 Uint MM_Clone()
 {
 	Uint	i, j;
-	Uint	kStackBase = gCurrentThread->KernelStack - KERNEL_STACK_SIZE;
+	Uint	kStackBase = Proc_GetCurThread()->KernelStack - KERNEL_STACK_SIZE;
 	void	*tmp;
 	
 	//ENTER("");
@@ -621,7 +621,7 @@ Uint MM_MapTemp(tPAddr PAddr)
 			return TEMP_MAP_ADDR + (i << 12);
 		}
 		RELEASE( &gilTempMappings );
-		Proc_Yield();
+		Threads_Yield();
 	}
 }