diff options
Diffstat (limited to 'arch/x86/boot')
| -rw-r--r-- | arch/x86/boot/compressed/misc.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c index 98761a1576ce..b50c42455e25 100644 --- a/arch/x86/boot/compressed/misc.c +++ b/arch/x86/boot/compressed/misc.c @@ -169,16 +169,6 @@ void __puthex(unsigned long value) } } -static bool l5_supported(void) -{ - /* Check if leaf 7 is supported. */ - if (native_cpuid_eax(0) < 7) - return 0; - - /* Check if la57 is supported. */ - return native_cpuid_ecx(7) & (1 << (X86_FEATURE_LA57 & 31)); -} - #if CONFIG_X86_NEED_RELOCS static void handle_relocations(void *output, unsigned long output_len, unsigned long virt_addr) @@ -372,12 +362,6 @@ asmlinkage __visible void *extract_kernel(void *rmode, memptr heap, console_init(); debug_putstr("early console in extract_kernel\n"); - if (IS_ENABLED(CONFIG_X86_5LEVEL) && !l5_supported()) { - error("This linux kernel as configured requires 5-level paging\n" - "This CPU does not support the required 'cr4.la57' feature\n" - "Unable to boot - please use a kernel appropriate for your CPU\n"); - } - free_mem_ptr = heap; /* Heap */ free_mem_end_ptr = heap + BOOT_HEAP_SIZE; |