x86/boot: Save several bytes in decompressor

gdt64 represents the content of GDTR under x86-64, which actually needs
10 bytes only, ".long" & ".word" is superfluous.

Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: <bp@alien8.de>
Cc: <hpa@zytor.com>
Link: https://lkml.kernel.org/r/20190123100014.23721-1-caoj.fnst@cn.fujitsu.com

diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index 64037895b0859fdb25b8b104a2e5ed5d028baf45..b27b338d2f6d7f3c015f861b91940e9f0b26d0dd 100644 (file)
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -645,8 +645,6 @@ no_longmode:
        .data
 gdt64:
        .word   gdt_end - gdt
-       .long   0
-       .word   0
        .quad   0
 gdt:
        .word   gdt_end - gdt