linux-kernel - [PATCH 03/20] x86/msr: Use u64 in rdmsrl_amd_safe() and wrmsrl_amd

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Message-ID: <20250409202907.3419480-4-mingo@kernel.org>
Date: Wed,  9 Apr 2025 22:28:50 +0200
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Juergen Gross <jgross@...e.com>,
	"H . Peter Anvin" <hpa@...or.com>,
	Dave Hansen <dave.hansen@...el.com>,
	Xin Li <xin@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Borislav Petkov <bp@...en8.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...nel.org>
Subject: [PATCH 03/20] x86/msr: Use u64 in rdmsrl_amd_safe() and wrmsrl_amd_safe()

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: Juergen Gross <jgross@...e.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Dave Hansen <dave.hansen@...el.com>
Cc: Xin Li <xin@...or.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
---
 arch/x86/kernel/cpu/amd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 79569f72b8ee..b2ab2369c9cb 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -31,7 +31,7 @@
 
 u16 invlpgb_count_max __ro_after_init;
 
-static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p)
+static inline int rdmsrl_amd_safe(unsigned msr, u64 *p)
 {
 	u32 gprs[8] = { 0 };
 	int err;
@@ -49,7 +49,7 @@ static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p)
 	return err;
 }
 
-static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val)
+static inline int wrmsrl_amd_safe(unsigned msr, u64 val)
 {
 	u32 gprs[8] = { 0 };
 
-- 
2.45.2