linux-kernel - [PATCH v6 5/9] KVM: arm/arm64: vgic-its: Remove kvm_its_unmap

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Date:   Thu, 26 Oct 2017 17:23:07 +0200
From:   Eric Auger <eric.auger@...hat.com>
To:     eric.auger.pro@...il.com, eric.auger@...hat.com,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        kvmarm@...ts.cs.columbia.edu, marc.zyngier@....com,
        cdall@...aro.org, peter.maydell@...aro.org, andre.przywara@....com,
        wanghaibin.wang@...wei.com
Cc:     wu.wubin@...wei.com, drjones@...hat.com, wei@...hat.com
Subject: [PATCH v6 5/9] KVM: arm/arm64: vgic-its: Remove kvm_its_unmap_device

Let's remove kvm_its_unmap_device and use kvm_its_free_device
as both functions are identical.

Signed-off-by: Eric Auger <eric.auger@...hat.com>
Acked-by: Christoffer Dall <christoffer.dall@...aro.org>

---
v5 -> v6:
- Added Christoffer's A-b

v5: creation
---
 virt/kvm/arm/vgic/vgic-its.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
index 9ba6f23..d21c960 100644
--- a/virt/kvm/arm/vgic/vgic-its.c
+++ b/virt/kvm/arm/vgic/vgic-its.c
@@ -894,7 +894,7 @@ static int vgic_its_cmd_handle_mapi(struct kvm *kvm, struct vgic_its *its,
 }
 
 /* Requires the its_lock to be held. */
-static void vgic_its_unmap_device(struct kvm *kvm, struct its_device *device)
+static void vgic_its_free_device(struct kvm *kvm, struct its_device *device)
 {
 	struct its_ite *ite, *temp;
 
@@ -957,7 +957,7 @@ static int vgic_its_cmd_handle_mapd(struct kvm *kvm, struct vgic_its *its,
 	 * by removing the mapping and re-establishing it.
 	 */
 	if (device)
-		vgic_its_unmap_device(kvm, device);
+		vgic_its_free_device(kvm, device);
 
 	/*
 	 * The spec does not say whether unmapping a not-mapped device
@@ -1623,16 +1623,6 @@ static int vgic_its_create(struct kvm_device *dev, u32 type)
 	return vgic_its_set_abi(its, NR_ITS_ABIS - 1);
 }
 
-static void vgic_its_free_device(struct kvm *kvm, struct its_device *dev)
-{
-	struct its_ite *ite, *tmp;
-
-	list_for_each_entry_safe(ite, tmp, &dev->itt_head, ite_list)
-		its_free_ite(kvm, ite);
-	list_del(&dev->dev_list);
-	kfree(dev);
-}
-
 static void vgic_its_destroy(struct kvm_device *kvm_dev)
 {
 	struct kvm *kvm = kvm_dev->kvm;
-- 
2.5.5