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Code Issues Releases Wiki Activity

vhost-vdpa: clean irqs before reseting vdpa device 

Vdpa devices should be reset after unseting irqs of virtqueues, or we
will get errors when killing qemu process:

>> pi_update_irte: failed to update PI IRTE
>> irq bypass consumer (token 0000000065102a43) unregistration fails: -22

Signed-off-by: Wu Zongyong <wuzongyong@linux.alibaba.com>
Link: https://lore.kernel.org/r/a2cb60cf73be9da5c4e6399242117d8818f975ae.1636946171.git.wuzongyong@linux.alibaba.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Wu Zongyong 2021-11-15 11:16:42 +08:00 committed by Michael S. Tsirkin
parent 0466a39bd0
commit ea8f17e44f
1 changed files with 1 additions and 1 deletions
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2
drivers/vhost/vdpa.c
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@ -1014,12 +1014,12 @@ static int vhost_vdpa_release(struct inode *inode, struct file *filep)
mutex_lock(&d->mutex);
filep->private_data = NULL;
vhost_vdpa_clean_irq(v);
vhost_vdpa_reset(v);
vhost_dev_stop(&v->vdev);
vhost_vdpa_iotlb_free(v);
vhost_vdpa_free_domain(v);
vhost_vdpa_config_put(v);
vhost_vdpa_clean_irq(v);
vhost_dev_cleanup(&v->vdev);
kfree(v->vdev.vqs);
mutex_unlock(&d->mutex);