x86: EFI runtime service support: remove duplicated code from efi_32.c

This patch removes the duplicated code between efi_32.c and efi.c.

Signed-off-by: Huang Ying <ying.huang@intel.com>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 2 insertions, 9 deletions

diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c
index e9ede0fc585a..32fc87adc4a3 100644
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -618,16 +618,9 @@ void __init setup_arch(char **cmdline_p)
         pre_setup_arch_hook();
         early_cpu_init();
 
-        /*
-         * FIXME: This isn't an official loader_type right
-         * now but does currently work with elilo.
-         * If we were configured as an EFI kernel, check to make
-         * sure that we were loaded correctly from elilo and that
-         * the system table is valid.  If not, then initialize normally.
-         */
 #ifdef CONFIG_EFI
-        if ((boot_params.hdr.type_of_loader == 0x50) &&
-            boot_params.efi_info.efi_systab)
+        if (!strncmp((char *)&boot_params.efi_info.efi_loader_signature,
+                     "EL32", 4))
                 efi_enabled = 1;
 #endif