On 05.06.14 14:08, Aneesh Kumar K.V wrote:
virtual time base register is a per VM, per cpu register that needs
to be saved and restored on vm exit and entry. Writing to VTB is not
allowed in the privileged mode.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
For some reason BUG() doesn't always trigger the "execution stops here"
logic in gcc. So I've squashed this patch into yours.
Alex
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 3e7085d..99de6ad 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -1206,6 +1206,7 @@ static inline unsigned long mfvtb (void)
* capture that.
*/
BUG();
+ return 0;
}
#ifdef __powerpc64__
--
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