linux-kernel - [PATCH v11 4/5] arm64: efi: Export screen

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Message-Id: <1626793023-13830-5-git-send-email-mikelley@microsoft.com>
Date:   Tue, 20 Jul 2021 07:57:02 -0700
From:   Michael Kelley <mikelley@...rosoft.com>
To:     will@...nel.org, catalin.marinas@....com, mark.rutland@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-hyperv@...r.kernel.org, linux-efi@...r.kernel.org,
        wei.liu@...nel.org, kys@...rosoft.com, sthemmin@...rosoft.com,
        ardb@...nel.org
Cc:     mikelley@...rosoft.com
Subject: [PATCH v11 4/5] arm64: efi: Export screen_info

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@...rosoft.com>
Acked-by: Ard Biesheuvel <ardb@...nel.org>
---
 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");
+EXPORT_SYMBOL(screen_info);
 
 int __init efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md)
 {
-- 
1.8.3.1