diff options
author | Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru> | 2024-09-20 12:49:35 +0300 |
---|---|---|
committer | Michael S. Tsirkin <mst@redhat.com> | 2024-11-04 16:03:24 -0500 |
commit | 4dfa12731439c4a3cbfd9d1767acddfbf79549fd (patch) | |
tree | ab3015a8126a2004a39f9775580265a888686262 /hw | |
parent | 9e4cc917e0be9c757d834a0e40c66def1fed5adc (diff) | |
download | qemu-4dfa12731439c4a3cbfd9d1767acddfbf79549fd.zip qemu-4dfa12731439c4a3cbfd9d1767acddfbf79549fd.tar.gz qemu-4dfa12731439c4a3cbfd9d1767acddfbf79549fd.tar.bz2 |
vhost-user-blk: split vhost_user_blk_sync_config()
Split vhost_user_blk_sync_config() out from
vhost_user_blk_handle_config_change(), to be reused in the following
commit.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Acked-by: Raphael Norwitz <raphael@enfabrica.net>
Message-Id: <20240920094936.450987-3-vsementsov@yandex-team.ru>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r-- | hw/block/vhost-user-blk.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c index 5b7f46b..48b3dab 100644 --- a/hw/block/vhost-user-blk.c +++ b/hw/block/vhost-user-blk.c @@ -90,27 +90,39 @@ static void vhost_user_blk_set_config(VirtIODevice *vdev, const uint8_t *config) s->blkcfg.wce = blkcfg->wce; } +static int vhost_user_blk_sync_config(DeviceState *dev, Error **errp) +{ + int ret; + VirtIODevice *vdev = VIRTIO_DEVICE(dev); + VHostUserBlk *s = VHOST_USER_BLK(vdev); + + ret = vhost_dev_get_config(&s->dev, (uint8_t *)&s->blkcfg, + vdev->config_len, errp); + if (ret < 0) { + return ret; + } + + memcpy(vdev->config, &s->blkcfg, vdev->config_len); + virtio_notify_config(vdev); + + return 0; +} + static int vhost_user_blk_handle_config_change(struct vhost_dev *dev) { int ret; - VirtIODevice *vdev = dev->vdev; - VHostUserBlk *s = VHOST_USER_BLK(dev->vdev); Error *local_err = NULL; if (!dev->started) { return 0; } - ret = vhost_dev_get_config(dev, (uint8_t *)&s->blkcfg, - vdev->config_len, &local_err); + ret = vhost_user_blk_sync_config(DEVICE(dev->vdev), &local_err); if (ret < 0) { error_report_err(local_err); return ret; } - memcpy(dev->vdev->config, &s->blkcfg, vdev->config_len); - virtio_notify_config(dev->vdev); - return 0; } |