linux-kernel - [PATCH] x86/sev: Fix __reserved field in sev

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Message-ID: <20240729180808.366587-1-papaluri@amd.com>
Date: Mon, 29 Jul 2024 13:08:08 -0500
From: Pavan Kumar Paluri <papaluri@....com>
To: <linux-kernel@...r.kernel.org>
CC: Borislav Petkov <bp@...en8.de>, Thomas Gleixner <tglx@...utronix.de>,
	"Ingo Molnar" <mingo@...hat.com>, Dave Hansen <dave.hansen@...ux.intel.com>,
	"Tom Lendacky" <thomas.lendacky@....com>, Ashish Kalra
	<ashish.kalra@....com>, Michael Roth <michael.roth@....com>, Pavan Kumar
 Paluri <papaluri@....com>, <stable@...r.kernel.org>
Subject: [PATCH] x86/sev: Fix __reserved field in sev_config

sev_config currently has debug, ghcbs_initialized, and use_cas fields.
However, __reserved count has not been updated. Fix this.

Fixes: 34ff65901735 ("x86/sev: Use kernel provided SVSM Calling Areas")
Cc: stable@...r.kernel.org
Signed-off-by: Pavan Kumar Paluri <papaluri@....com>
---
 arch/x86/coco/sev/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/coco/sev/core.c b/arch/x86/coco/sev/core.c
index 082d61d85dfc..de1df0cb45da 100644
--- a/arch/x86/coco/sev/core.c
+++ b/arch/x86/coco/sev/core.c
@@ -163,7 +163,7 @@ struct sev_config {
 	       */
 	      use_cas		: 1,
 
-	      __reserved	: 62;
+	      __reserved	: 61;
 };
 
 static struct sev_config sev_cfg __read_mostly;
-- 
2.34.1