linux-kernel - [tip: x86/mm] x86/sev: Make boot_ghcb

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Message-ID: <169634072599.3135.3729990591785308336.tip-bot2@tip-bot2>
Date:   Tue, 03 Oct 2023 13:45:25 -0000
From:   "tip-bot2 for GUO Zihua" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     GUO Zihua <guozihua@...wei.com>, Ingo Molnar <mingo@...nel.org>,
        linux-kernel@...r.kernel.org, x86@...nel.org
Subject: [tip: x86/mm] x86/sev: Make boot_ghcb_page[] static

The following commit has been merged into the x86/mm branch of tip:

Commit-ID:     bfb32e2008e278507bd93bff91662422d9cda9da
Gitweb:        https://git.kernel.org/tip/bfb32e2008e278507bd93bff91662422d9cda9da
Author:        GUO Zihua <guozihua@...wei.com>
AuthorDate:    Wed, 02 Aug 2023 10:14:36 +08:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Tue, 03 Oct 2023 15:31:27 +02:00

x86/sev: Make boot_ghcb_page[] static

boot_ghcb_page is not used by any other file, so make it static.

This also resolves sparse warning:

  arch/x86/boot/compressed/sev.c:28:13: warning: symbol 'boot_ghcb_page' was not declared. Should it be static?

Signed-off-by: GUO Zihua <guozihua@...wei.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: linux-kernel@...r.kernel.org
---
 arch/x86/boot/compressed/sev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/boot/compressed/sev.c b/arch/x86/boot/compressed/sev.c
index dc8c876..ba4868f 100644
--- a/arch/x86/boot/compressed/sev.c
+++ b/arch/x86/boot/compressed/sev.c
@@ -25,7 +25,7 @@
 #include "error.h"
 #include "../msr.h"
 
-struct ghcb boot_ghcb_page __aligned(PAGE_SIZE);
+static struct ghcb boot_ghcb_page __aligned(PAGE_SIZE);
 struct ghcb *boot_ghcb;
 
 /*