linux-kernel - [PATCH] virtio: Directly use ida_alloc_range()/ida

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Message-ID: <20220608061404.1798-1-wangdeming@inspur.com>
Date:   Wed, 8 Jun 2022 02:14:04 -0400
From:   Deming Wang <wangdeming@...pur.com>
To:     <mst@...hat.com>, <jasowang@...hat.com>
CC:     <kvm@...r.kernel.org>, <virtualization@...ts.linux-foundation.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Deming Wang <wangdeming@...pur.com>
Subject: [PATCH] virtio: Directly use ida_alloc_range()/ida_free()

Use ida_alloc_range()/ida_free() instead of deprecated
ida_simple_get()/ida_simple_remove() .

Signed-off-by: Deming Wang <wangdeming@...pur.com>
---
 drivers/vhost/vdpa.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 935a1d0ddb97..384049cfca8d 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -1293,7 +1293,7 @@ static void vhost_vdpa_release_dev(struct device *device)
 	struct vhost_vdpa *v =
 	       container_of(device, struct vhost_vdpa, dev);
 
-	ida_simple_remove(&vhost_vdpa_ida, v->minor);
+	ida_free(&vhost_vdpa_ida, v->minor);
 	kfree(v->vqs);
 	kfree(v);
 }
@@ -1316,8 +1316,7 @@ static int vhost_vdpa_probe(struct vdpa_device *vdpa)
 	if (!v)
 		return -ENOMEM;
 
-	minor = ida_simple_get(&vhost_vdpa_ida, 0,
-			       VHOST_VDPA_DEV_MAX, GFP_KERNEL);
+	minor = ida_alloc_range(&vhost_vdpa_ida, 0, VHOST_VDPA_DEV_MAX - 1, GFP_KERNEL);
 	if (minor < 0) {
 		kfree(v);
 		return minor;
-- 
2.27.0