linux-kernel - [PATCH 01/10] KVM: Switch coalesced_mmio_in

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Message-ID: <20251205074537.17072-2-jgross@suse.com>
Date: Fri,  5 Dec 2025 08:45:28 +0100
From: Juergen Gross <jgross@...e.com>
To: linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org
Cc: Juergen Gross <jgross@...e.com>,
	Paolo Bonzini <pbonzini@...hat.com>
Subject: [PATCH 01/10] KVM: Switch coalesced_mmio_in_range() to return bool

Instead of 0 and 1 let coalesced_mmio_in_range() return false or
true.

Signed-off-by: Juergen Gross <jgross@...e.com>
---
 virt/kvm/coalesced_mmio.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c
index 375d6285475e..bc022bd45863 100644
--- a/virt/kvm/coalesced_mmio.c
+++ b/virt/kvm/coalesced_mmio.c
@@ -22,22 +22,22 @@ static inline struct kvm_coalesced_mmio_dev *to_mmio(struct kvm_io_device *dev)
 	return container_of(dev, struct kvm_coalesced_mmio_dev, dev);
 }
 
-static int coalesced_mmio_in_range(struct kvm_coalesced_mmio_dev *dev,
-				   gpa_t addr, int len)
+static bool coalesced_mmio_in_range(struct kvm_coalesced_mmio_dev *dev,
+				    gpa_t addr, int len)
 {
 	/* is it in a batchable area ?
 	 * (addr,len) is fully included in
 	 * (zone->addr, zone->size)
 	 */
 	if (len < 0)
-		return 0;
+		return false;
 	if (addr + len < addr)
-		return 0;
+		return false;
 	if (addr < dev->zone.addr)
-		return 0;
+		return false;
 	if (addr + len > dev->zone.addr + dev->zone.size)
-		return 0;
-	return 1;
+		return false;
+	return true;
 }
 
 static int coalesced_mmio_write(struct kvm_vcpu *vcpu,
-- 
2.51.0