what is kext in your extra folder
and what kext you install in s/l/e
if you can help me by collect them and upload them here for me i ll appreciate that
and did you try 10.8.2 i think patched kernel is complicated
something else i have 8 gb ram do i have to add any thing in dsdt ?
Never update until the source is out from apple , then the kernel can be patched . try this for the sound