linux-kernel - [PATCH v11 5/7] x86/sev: Change sev_guestreq_err

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Date:   Wed, 11 Jan 2023 19:39:59 +0000
From:   Dionna Glaze <dionnaglaze@...gle.com>
To:     linux-kernel@...r.kernel.org, x86@...nel.org
Cc:     Dionna Glaze <dionnaglaze@...gle.com>,
        Borislav Petkov <Borislav.Petkov@....com>,
        Peter Gonda <pgonda@...gle.com>,
        Thomas Lendacky <Thomas.Lendacky@....com>
Subject: [PATCH v11 5/7] x86/sev: Change sev_guestreq_err_t to u64

As part of changing the signature across modules, this step ensures the
new type will continue to compile before the typedef is removed.

Cc: Borislav Petkov <Borislav.Petkov@....com>
Cc: Peter Gonda <pgonda@...gle.com>
Cc: Thomas Lendacky <Thomas.Lendacky@....com>

Signed-off-by: Dionna Glaze <dionnaglaze@...gle.com>
---
 arch/x86/include/asm/sev.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/include/asm/sev.h b/arch/x86/include/asm/sev.h
index 5b03ba18fee7..301e3b69f477 100644
--- a/arch/x86/include/asm/sev.h
+++ b/arch/x86/include/asm/sev.h
@@ -137,7 +137,7 @@ struct snp_secrets_page_layout {
  * Use a type alias temporarily to cleanly change the snp_issue_guest_request
  * signature cleanly over multiple patches.
  */
-typedef unsigned long sev_guestreq_err_t;
+typedef u64 sev_guestreq_err_t;
 
 #ifdef CONFIG_AMD_MEM_ENCRYPT
 extern struct static_key_false sev_es_enable_key;
-- 
2.39.0.314.g84b9a713c41-goog