Commit 5786aee8 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin

vhost: fix log ctx signalling

The log eventfd signalling got put in dead code.
We didn't notice because qemu currently does polling
instead of eventfd select.
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent ee05d693
...@@ -858,11 +858,12 @@ int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log, ...@@ -858,11 +858,12 @@ int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log,
if (r < 0) if (r < 0)
return r; return r;
len -= l; len -= l;
if (!len) if (!len) {
return 0;
}
if (vq->log_ctx) if (vq->log_ctx)
eventfd_signal(vq->log_ctx, 1); eventfd_signal(vq->log_ctx, 1);
return 0;
}
}
/* Length written exceeds what we have stored. This is a bug. */ /* Length written exceeds what we have stored. This is a bug. */
BUG(); BUG();
return 0; return 0;
......
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