platform/efi/quirks.c

235  * free to do whatever it wants with boot services code after
238  * services code (SetVirtualAddressMap). In order to work around such
239  * buggy implementations we reserve boot services region during EFI
243  * However, some boot services regions contain data that is required
284 		pr_err("Could not allocate boot services memmap\n");  in efi_arch_mem_reserve()
291 		pr_err("Failed to map new boot services memmap\n");  in efi_arch_mem_reserve()
353 		 * contain boot services code/data but is marked  in efi_reserve_boot_services()
371 		 * Setting this bit for a boot services region really  in efi_reserve_boot_services()
382  * Apart from having VA mappings for EFI boot services code/data regions,
394 	 * EFI runtime calls, hence don't unmap EFI boot services code/data  in efi_unmap_pages()
436 		 * Before calling set_virtual_address_map(), EFI boot services  in efi_free_boot_services()
444 		 * services, we can get here without having allocated the  in efi_free_boot_services()
445 		 * real mode trampoline.  It's too late to hand boot services  in efi_free_boot_services()
492 	 * Build a new EFI memmap that excludes any boot services  in efi_free_boot_services()
579 	 * services.  in efi_apply_memmap_quirks()
590  * EFI runtime services and for which ACPI does not work at all.
705  *    b. Disable EFI Runtime Services forever and
748 	 * Runtime Services as it doesn't use efi_rts_wq. Although,  in efi_crash_gracefully_on_page_fault()
771 	pr_info("Froze efi_rts_wq and disabled EFI Runtime Services\n");  in efi_crash_gracefully_on_page_fault()