K 10 svn:author V 2 dg K 8 svn:date V 27 1995-09-15T23:49:23.000000Z K 7 svn:log V 295 Check for page being resident when doing I/O with /dev/kmem and return EFAULT if it is not resident. This prevents the system from manufacturing a zero-fill page for unused but allocated areas of the kernel's VM. This should fix the "CMAP busy" panic that some people saw during system startup. END