unregister_sysrq_key  594 drivers/gpu/drm/drm_fb_helper.c 			unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
unregister_sysrq_key 1091 drivers/tty/sysrq.c EXPORT_SYMBOL(unregister_sysrq_key);
unregister_sysrq_key   49 include/linux/sysrq.h int unregister_sysrq_key(int key, struct sysrq_key_op *op);
unregister_sysrq_key  986 kernel/debug/debug_core.c 		unregister_sysrq_key('g', &sysrq_dbg_op);