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From 72f296870805750df8dfe5eaad77dd7d435a8f41 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= <eperezma@redhat.com>
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Date: Thu, 15 Dec 2022 12:31:40 +0100
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Subject: [PATCH 08/14] vdpa: allocate SVQ array unconditionally
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Eugenio Pérez <eperezma@redhat.com>
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RH-MergeRequest: 136: vDPA ASID support in Qemu
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RH-Bugzilla: 2104412
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RH-Acked-by: Laurent Vivier <lvivier@redhat.com>
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RH-Acked-by: Cindy Lu <lulu@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Commit: [8/13] 08cd86d0859f82d768794e29241cfeff25df667c (eperezmartin/qemu-kvm)
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SVQ may run or not in a device depending on runtime conditions (for
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example, if the device can move CVQ to its own group or not).
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Allocate the SVQ array unconditionally at startup, since its hard to
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move this allocation elsewhere.
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Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
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Acked-by: Jason Wang <jasowang@redhat.com>
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Message-Id: <20221215113144.322011-9-eperezma@redhat.com>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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(cherry picked from commit 273e0003f0005cc17292dedae01e5edb0064b69c)
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---
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hw/virtio/vhost-vdpa.c | 4 ----
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1 file changed, 4 deletions(-)
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diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
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index 84218ce078..dd2768634b 100644
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--- a/hw/virtio/vhost-vdpa.c
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+++ b/hw/virtio/vhost-vdpa.c
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@@ -532,10 +532,6 @@ static void vhost_vdpa_svq_cleanup(struct vhost_dev *dev)
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struct vhost_vdpa *v = dev->opaque;
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size_t idx;
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- if (!v->shadow_vqs) {
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- return;
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- }
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-
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for (idx = 0; idx < v->shadow_vqs->len; ++idx) {
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vhost_svq_stop(g_ptr_array_index(v->shadow_vqs, idx));
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}
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--
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2.31.1
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