Changeset 12674 in vbox for trunk/src

Timestamp:

Sep 23, 2008 3:12:56 PM (16 years ago)

Author:

vboxsync

Message:

Off by one.

Location:

trunk/src/VBox/VMM/VMMR0

Files:

• HWSVMR0.cpp (modified) (1 diff)
• HWVMXR0.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR0/HWSVMR0.cpp

@@ -1866 +1866 @@
                         unsigned uBPLen = aIOSize[X86_DR7_GET_LEN(pCtx->dr[7], i)];
 
-                        if (    (IoExitInfo.n.u16Port >= pCtx->dr[i] && IoExitInfo.n.u16Port <= pCtx->dr[i] + uBPLen)
+                        if (    (IoExitInfo.n.u16Port >= pCtx->dr[i] && IoExitInfo.n.u16Port < pCtx->dr[i] + uBPLen)
                             &&  (pCtx->dr[7] & (X86_DR7_L(i) | X86_DR7_G(i)))
                             &&  (pCtx->dr[7] & X86_DR7_RW(i, X86_DR7_RW_IO)) == X86_DR7_RW(i, X86_DR7_RW_IO))

trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp

@@ -2176 +2176 @@
                         unsigned uBPLen = aIOSize[X86_DR7_GET_LEN(pCtx->dr[7], i)];
 
-                        if (    (uPort >= pCtx->dr[i] && uPort <= pCtx->dr[i] + uBPLen)
+                        if (    (uPort >= pCtx->dr[i] && uPort < pCtx->dr[i] + uBPLen)
                             &&  (pCtx->dr[7] & (X86_DR7_L(i) | X86_DR7_G(i)))
                             &&  (pCtx->dr[7] & X86_DR7_RW(i, X86_DR7_RW_IO)) == X86_DR7_RW(i, X86_DR7_RW_IO))