linux-kernel - [PATCH v2 1/4] KVM: arm64: Use the static initializer for the vesion lock

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Message-ID: <20250227181750.3606372-2-sebastianene@google.com>
Date: Thu, 27 Feb 2025 18:17:46 +0000
From: Sebastian Ene <sebastianene@...gle.com>
To: catalin.marinas@....com, joey.gouly@....com, maz@...nel.org, 
	oliver.upton@...ux.dev, sebastianene@...gle.com, snehalreddy@...gle.com, 
	sudeep.holla@....com, suzuki.poulose@....com, vdonnefort@...gle.com, 
	will@...nel.org, yuzenghui@...wei.com
Cc: kvmarm@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
	linux-kernel@...r.kernel.org, kernel-team@...roid.com
Subject: [PATCH v2 1/4] KVM: arm64: Use the static initializer for the vesion lock

Replace the definition of the hypervisor version lock
with a static initializer.

Signed-off-by: Sebastian Ene <sebastianene@...gle.com>
---
 arch/arm64/kvm/hyp/nvhe/ffa.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c
index e433dfab882a..6df6131f1107 100644
--- a/arch/arm64/kvm/hyp/nvhe/ffa.c
+++ b/arch/arm64/kvm/hyp/nvhe/ffa.c
@@ -69,7 +69,7 @@ static struct kvm_ffa_buffers hyp_buffers;
 static struct kvm_ffa_buffers host_buffers;
 static u32 hyp_ffa_version;
 static bool has_version_negotiated;
-static hyp_spinlock_t version_lock;
+static DEFINE_HYP_SPINLOCK(version_lock);
 
 static void ffa_to_smccc_error(struct arm_smccc_res *res, u64 ffa_errno)
 {
@@ -911,6 +911,5 @@ int hyp_ffa_init(void *pages)
 		.lock	= __HYP_SPIN_LOCK_UNLOCKED,
 	};
 
-	version_lock = __HYP_SPIN_LOCK_UNLOCKED;
 	return 0;
 }
-- 
2.48.1.711.g2feabab25a-goog