x86/efi: Restore Firmware IDT before calling ExitBootServices()

[linux-2.6-microblaze.git] / arch / x86 / boot / compressed / head_64.S

diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index a2347de..572c535 100644 (file)
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -319,6 +319,9 @@ SYM_INNER_LABEL(efi32_pe_stub_entry, SYM_L_LOCAL)
        movw    %cs, rva(efi32_boot_cs)(%ebp)
        movw    %ds, rva(efi32_boot_ds)(%ebp)
 
+       /* Store firmware IDT descriptor */
+       sidtl   rva(efi32_boot_idt)(%ebp)
+
        /* Disable paging */
        movl    %cr0, %eax
        btrl    $X86_CR0_PG_BIT, %eax