[PATCH 4.7 146/184] drm: Only use compat ioctl for addfb2 on X86/IA64

4.7-stable review patch. If anyone has any objections, please let me know. -- From: Kristian H. Kristensen commit 47a66e45d7a7613322549c2475ea9d809baaf514 upstream. Similar to struct drm_update_draw, struct drm_mode_fb_cmd2 has an unaligned 64 bit field

[PATCH 4.7 146/184] drm: Only use compat ioctl for addfb2 on X86/IA64

4.7-stable review patch. If anyone has any objections, please let me know. -- From: Kristian H. Kristensen commit 47a66e45d7a7613322549c2475ea9d809baaf514 upstream. Similar to struct drm_update_draw, struct drm_mode_fb_cmd2 has an unaligned 64 bit field (modifier). This get