Hi Lyude, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v4.18-rc7] [cannot apply to next-20180731] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Lyude-Paul/Fix-connector-probing-deadlocks-from-RPM-bugs/20180801-153816 config: x86_64-randconfig-x014-201830 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from drivers/gpu//drm/drm_crtc_helper.c:42:0: include/drm/drm_fb_helper.h: In function 'drm_fb_helper_suspend_hotplug': >> include/drm/drm_fb_helper.h:586:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ vim +586 include/drm/drm_fb_helper.h 578 579 static inline void 580 drm_fb_helper_resume_hotplug(struct drm_fb_helper *fb_helper) 581 { 582 } 583 static inline bool 584 drm_fb_helper_suspend_hotplug(struct drm_fb_helper *fb_helper) 585 { > 586 } 587 #endif 588 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation