From: Jisheng Zhang <jszhang@marvell.com>
Date: Mon, 15 Aug 2016 06:45:44 +0000 (+0800)
Subject: UPSTREAM: arm64: vdso: add __init section marker to alloc_vectors_page
X-Git-Tag: release-20171130_firefly~4^2~100^2~170
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7a2364f89c98cc226b6bff28dc4ece8137f8d0a1;p=firefly-linux-kernel-4.4.55.git

UPSTREAM: arm64: vdso: add __init section marker to alloc_vectors_page

(cherry pick from commit 1aed28f94ce6c1f6c24bcbbd5fcd749b55f65e9e)

It is not needed after booting, this patch moves the alloc_vectors_page
function to the __init section.

Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Bug: 20045882
Bug: 19198045
Change-Id: I1d7b89f9e20890b18e77c8752f1eef33d721ea81
---

diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c
index 54f7b327fd18..0949b4812887 100644
--- a/arch/arm64/kernel/vdso.c
+++ b/arch/arm64/kernel/vdso.c
@@ -55,7 +55,7 @@ struct vdso_data *vdso_data = &vdso_data_store.data;
  */
 static struct page *vectors_page[1];
 
-static int alloc_vectors_page(void)
+static int __init alloc_vectors_page(void)
 {
 	extern char __kuser_helper_start[], __kuser_helper_end[];
 	extern char __aarch32_sigret_code_start[], __aarch32_sigret_code_end[];