Both drmP.h and via_drv.h (in drivers/char/drm) #define a symbol cmpxchg. This causes a compile failure on the kernel modules. Reproducible: Always Steps to Reproduce: Set up a fresh Gentoo system, and simply follow the install instructions. This might require some special USE variables. I have "X gtk gnome aalib apache2 bonobo cdr cups curl crypt dvd dvdr encode esd emacs evo ktj2 imap imagemagick imlib ipv6 jpef kde ldap mozilla mpeg oci8 pdflib perl png opengl oggvorbis readline samba snmp tcpd sdl ssl svgalib tiff truetype usb xml2 xmms xv zlib alsa" Actual Results: Kernel modules falied to build Expected Results: Kernel modules should have built I'll update the bug later with the results of my changes.
*** This bug has been marked as a duplicate of 38274 ***