--- drivers/gpu/drm/Kconfig

+++ drivers/gpu/drm/Kconfig

@@ -92,7 +92,10 @@ config DRM_I830

config DRM_I915

tristate "i915 driver"

depends on AGP_INTEL

+ # we need shmfs for the swappable backing store, and in particular

+ # the shmem_readpage() which depends upon tmpfs

select SHMEM

+ select TMPFS

select DRM_KMS_HELPER

select FB_CFB_FILLRECT

select FB_CFB_COPYAREA