When DRI is disabled, the following symbols are unresolved. Might be fixed in newer version, I'll have to check. Reporting so it doesn't get lost. Symbol drmRadeonResetCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonResetCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonWaitForIdleCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonResetCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmDMA from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonResetCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonFlushIndirectBuffer from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonFlushIndirectBuffer from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStopCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonClear from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonResetCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpAcquire from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpGetMode from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpVendorId from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpDeviceId from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpEnable from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpRelease from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpAlloc from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpRelease from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpBind from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpFree from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpRelease from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmMap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmMap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmMap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmMap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonInitCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStartCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonStopCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmRadeonCleanupCP from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmUnmap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmUnmap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmUnmap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmUnmap from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpUnbind from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpFree from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmAgpRelease from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved! Symbol drmScatterGatherFree from module /usr/local/X11R6/lib/modules/drivers/radeon_drv.o is unresolved!
Most or all of these are already fixed in a newer release I've made since. Need to test latest RPMs and add any more missing symbols if there are any.
This OS release is no longer supported (Red Hat Linux 7.2), however Red Hat Enterprise Linux 2.1 has this X release in it, so I'm reassigning it to that product for review in a future update.