Copy stable/9 to releng/9.3 as part of the 9.3-RELEASE cycle.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
MFC r254794:drm: Import drm_buffer.[ch] from Linux 3.8-rc3This will be used by the Radeon KMS driver.
drm: Import drm_buffer.[ch] from Linux 3.8-rc3This will be used by the Radeon KMS driver.