155 		seq_buf_printf(&s, "Mitigation: RFI Flush");  in cpu_show_meltdown()
225 		seq_buf_printf(&s, "Mitigation: Software count cache flush");  in cpu_show_spectre_v2()
231 		seq_buf_printf(&s, "Mitigation: Branch predictor state flush");  in cpu_show_spectre_v2()
238 			seq_buf_printf(&s, ", Software link stack flush");  in cpu_show_spectre_v2()
447 		// Could use HW flush, but that could also flush count cache  in update_branch_cache_flush()
479 		// If we just need to flush the link stack, early return  in update_branch_cache_flush()
484 		// If we have flush instruction, early return  in update_branch_cache_flush()
498 		pr_info("count-cache-flush: flush disabled.\n");  in toggle_branch_cache_flush()
502 			pr_info("count-cache-flush: hardware flush enabled.\n");  in toggle_branch_cache_flush()
505 			pr_info("count-cache-flush: software flush enabled.\n");  in toggle_branch_cache_flush()
513 		pr_info("link-stack-flush: flush disabled.\n");  in toggle_branch_cache_flush()
517 			pr_info("link-stack-flush: hardware flush enabled.\n");  in toggle_branch_cache_flush()
520 			pr_info("link-stack-flush: software flush enabled.\n");  in toggle_branch_cache_flush()
541 	 * flush the link stack on context switch. So we set it here if we see  in setup_count_cache_flush()
564 	pr_info("rfi-flush: disabled on command line.");  in handle_no_rfi_flush()
572 	pr_info("entry-flush: disabled on command line.");  in handle_no_entry_flush()
580 	pr_info("uaccess-flush: disabled on command line.");  in handle_no_uaccess_flush()
587  * The RFI flush is not KPTI, but because users will see doco that says to use
588  * nopti we hijack that option here to also disable the RFI flush.
592 	pr_info("rfi-flush: disabling due to 'nopti' on command line.\n");  in handle_no_pti()
601 	 * We don't need to do the flush explicitly, just enter+exit kernel is  in do_nothing()
648 	/* Only allocate the fallback flush area once (at boot time). */  in init_fallback_flush()
689 		pr_info("rfi-flush: fallback displacement flush available\n");  in setup_rfi_flush()
694 		pr_info("rfi-flush: ori type flush available\n");  in setup_rfi_flush()
697 		pr_info("rfi-flush: mttrig type flush available\n");  in setup_rfi_flush()