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From c6e16a7a5a18ec2bc4f8a6f5cc1c887e18b16cdf Mon Sep 17 00:00:00 2001
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From: Stefan Hajnoczi <stefanha@redhat.com>
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Date: Tue, 17 May 2022 09:28:12 +0100
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Subject: [PATCH 12/16] virtio-scsi: clean up virtio_scsi_handle_ctrl_vq()
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RH-Author: Stefan Hajnoczi <stefanha@redhat.com>
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RH-MergeRequest: 88: virtio-scsi: fix 100% CPU consumption with IOThreads
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RH-Commit: [4/6] ca3751b7bfad5163c5b1c81b8525936a848d42ea (stefanha/centos-stream-qemu-kvm)
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RH-Bugzilla: 2079347
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
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RH-Acked-by: Stefano Garzarella <sgarzare@redhat.com>
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virtio_scsi_handle_ctrl_vq() is only called from hw/scsi/virtio-scsi.c
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now and its return value is no longer used. Remove the function
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prototype from virtio-scsi.h and drop the return value.
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Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
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Message-id: 20220427143541.119567-5-stefanha@redhat.com
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Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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(cherry picked from commit 73b3b49f1880f236b4d0ffd7efb00280c05a5fab)
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Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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---
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hw/scsi/virtio-scsi.c | 5 +----
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include/hw/virtio/virtio-scsi.h | 1 -
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2 files changed, 1 insertion(+), 5 deletions(-)
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diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c
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index dd2185b943..a47033d91d 100644
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--- a/hw/scsi/virtio-scsi.c
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+++ b/hw/scsi/virtio-scsi.c
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@@ -460,16 +460,13 @@ static void virtio_scsi_handle_ctrl_req(VirtIOSCSI *s, VirtIOSCSIReq *req)
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}
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}
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-bool virtio_scsi_handle_ctrl_vq(VirtIOSCSI *s, VirtQueue *vq)
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+static void virtio_scsi_handle_ctrl_vq(VirtIOSCSI *s, VirtQueue *vq)
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{
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VirtIOSCSIReq *req;
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- bool progress = false;
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while ((req = virtio_scsi_pop_req(s, vq))) {
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- progress = true;
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virtio_scsi_handle_ctrl_req(s, req);
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}
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- return progress;
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}
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/*
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diff --git a/include/hw/virtio/virtio-scsi.h b/include/hw/virtio/virtio-scsi.h
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index 5957597825..44dc3b81ec 100644
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--- a/include/hw/virtio/virtio-scsi.h
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+++ b/include/hw/virtio/virtio-scsi.h
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@@ -152,7 +152,6 @@ void virtio_scsi_common_realize(DeviceState *dev,
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void virtio_scsi_common_unrealize(DeviceState *dev);
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bool virtio_scsi_handle_cmd_vq(VirtIOSCSI *s, VirtQueue *vq);
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-bool virtio_scsi_handle_ctrl_vq(VirtIOSCSI *s, VirtQueue *vq);
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void virtio_scsi_init_req(VirtIOSCSI *s, VirtQueue *vq, VirtIOSCSIReq *req);
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void virtio_scsi_free_req(VirtIOSCSIReq *req);
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void virtio_scsi_push_event(VirtIOSCSI *s, SCSIDevice *dev,
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--
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2.31.1
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