Comment 70 for bug 553789

Created attachment 43519
before and after peek on nv40 from Lenovo T410

Here is peek before and after free, on kernel 2.6.38rc5, on Lenovo T410 laptop with integrated nividia GPU:

01:00.0 VGA compatible controller: nVidia Corporation GT218 [NVS 3100M] (rev a2) (prog-if 00 [VGA controller])
 Subsystem: Lenovo Device 2142
 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx-
 Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
 Latency: 0, Cache Line Size: 64 bytes
 Interrupt: pin A routed to IRQ 16
 Region 0: Memory at cc000000 (32-bit, non-prefetchable) [size=16M]
 Region 1: Memory at d0000000 (64-bit, prefetchable) [size=256M]
 Region 3: Memory at ce000000 (64-bit, prefetchable) [size=32M]
 Region 5: I/O ports at 2000 [size=128]
 [virtual] Expansion ROM at cd000000 [disabled] [size=512K]
 Capabilities: <access denied>
 Kernel driver in use: nouveau