[PATCH v12 4/5] arm64: efi: Export screen_info

From: Michael Kelley
Date: Wed Aug 04 2021 - 11:53:36 EST

The Hyper-V frame buffer driver may be built as a module, and
it needs access to screen_info. So export screen_info.

Signed-off-by: Michael Kelley <mikelley@xxxxxxxxxxxxx>
Acked-by: Ard Biesheuvel <ardb@xxxxxxxxxx>
Acked-by: Marc Zyngier <maz@xxxxxxxxxx>
Acked-by: Mark Rutland <mark.rutland@xxxxxxx>

arch/arm64/kernel/efi.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
index fa02efb..e1be6c4 100644
--- a/arch/arm64/kernel/efi.c
+++ b/arch/arm64/kernel/efi.c
@@ -55,6 +55,7 @@ static __init pteval_t create_mapping_protection(efi_memory_desc_t *md)

/* we will fill this structure from the stub, so don't put it in .bss */
struct screen_info screen_info __section(".data");

int __init efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md)