struct page *___toi_get_nonconflicting_page(int can_be_highmem) { struct page *page; gfp_t flags = TOI_ATOMIC_GFP; if (can_be_highmem) flags |= __GFP_HIGHMEM; if (test_toi_state(TOI_LOADING_ALT_IMAGE) && pageset2_map && (ptoi_pfn != BM_END_OF_MAP)) { do { ptoi_pfn = memory_bm_next_pfn(pageset2_map); if (ptoi_pfn != BM_END_OF_MAP) { page = pfn_to_page(ptoi_pfn); if (!PagePageset1(page) && (can_be_highmem || !PageHighMem(page))) return page; } } while (ptoi_pfn != BM_END_OF_MAP); } do { page = toi_alloc_page(29, flags); if (!page) { printk(KERN_INFO "Failed to get nonconflicting " "page.\n"); return NULL; } if (PagePageset1(page)) { struct page **next = (struct page **) kmap(page); *next = first_conflicting_page; first_conflicting_page = page; kunmap(page); } } while (PagePageset1(page)); return page; }
void toi_early_boot_message(int message_detail, int default_answer, char *warning_reason, ...) { #if defined(CONFIG_VT) || defined(CONFIG_SERIAL_CONSOLE) unsigned long orig_state = get_toi_state(), continue_req = 0; unsigned long orig_loglevel = console_loglevel; int can_ask = 1; #else int can_ask = 0; #endif va_list args; int printed_len; if (!toi_wait) { set_toi_state(TOI_CONTINUE_REQ); can_ask = 0; } if (warning_reason) { va_start(args, warning_reason); printed_len = vsnprintf(local_printf_buf, sizeof(local_printf_buf), warning_reason, args); va_end(args); } if (!test_toi_state(TOI_BOOT_TIME)) { printk("TuxOnIce: %s\n", local_printf_buf); return; } if (!can_ask) { continue_req = !!default_answer; goto post_ask; } #if defined(CONFIG_VT) || defined(CONFIG_SERIAL_CONSOLE) console_loglevel = 7; say("=== TuxOnIce ===\n\n"); if (warning_reason) { say("BIG FAT WARNING!! %s\n\n", local_printf_buf); switch (message_detail) { case 0: say("If you continue booting, note that any image WILL" "NOT BE REMOVED.\nTuxOnIce is unable to do so " "because the appropriate modules aren't\n" "loaded. You should manually remove the image " "to avoid any\npossibility of corrupting your " "filesystem(s) later.\n"); break; case 1: say("If you want to use the current TuxOnIce image, " "reboot and try\nagain with the same kernel " "that you hibernated from. If you want\n" "to forget that image, continue and the image " "will be erased.\n"); break; } say("Press SPACE to reboot or C to continue booting with " "this kernel\n\n"); if (toi_wait > 0) say("Default action if you don't select one in %d " "seconds is: %s.\n", toi_wait, default_answer == TOI_CONTINUE_REQ ? "continue booting" : "reboot"); } else { say("BIG FAT WARNING!!\n\n" "You have tried to resume from this image before.\n" "If it failed once, it may well fail again.\n" "Would you like to remove the image and boot " "normally?\nThis will be equivalent to entering " "noresume on the\nkernel command line.\n\n" "Press SPACE to remove the image or C to continue " "resuming.\n\n"); if (toi_wait > 0) say("Default action if you don't select one in %d " "seconds is: %s.\n", toi_wait, !!default_answer ? "continue resuming" : "remove the image"); } console_loglevel = orig_loglevel; set_toi_state(TOI_SANITY_CHECK_PROMPT); clear_toi_state(TOI_CONTINUE_REQ); if (toi_wait_for_keypress(toi_wait) == 0) /* We timed out */ continue_req = !!default_answer; else continue_req = test_toi_state(TOI_CONTINUE_REQ); #endif /* CONFIG_VT or CONFIG_SERIAL_CONSOLE */ post_ask: if ((warning_reason) && (!continue_req)) machine_restart(NULL); restore_toi_state(orig_state); if (continue_req) set_toi_state(TOI_CONTINUE_REQ); }