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[Qemu-devel] [PATCH v2 3/5] libvhost-user: quit when no more data receiv
From: |
Jens Freimann |
Subject: |
[Qemu-devel] [PATCH v2 3/5] libvhost-user: quit when no more data received |
Date: |
Tue, 8 Aug 2017 22:38:58 +0200 |
From: Jens Freimann <address@hidden>
End processing of messages when VHOST_USER_NONE
is received.
Without this we run into a vubr_panic() call and get
"PANIC: Unhandled request: 0"
Signed-off-by: Jens Freimann <address@hidden>
---
contrib/libvhost-user/libvhost-user.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/contrib/libvhost-user/libvhost-user.c
b/contrib/libvhost-user/libvhost-user.c
index 9efb9dac0e..35fa0c5e56 100644
--- a/contrib/libvhost-user/libvhost-user.c
+++ b/contrib/libvhost-user/libvhost-user.c
@@ -161,7 +161,7 @@ vu_message_read(VuDev *dev, int conn_fd, VhostUserMsg *vmsg)
rc = recvmsg(conn_fd, &msg, 0);
} while (rc < 0 && (errno == EINTR || errno == EAGAIN));
- if (rc <= 0) {
+ if (rc < 0) {
vu_panic(dev, "Error while recvmsg: %s", strerror(errno));
return false;
}
@@ -806,6 +806,8 @@ vu_process_message(VuDev *dev, VhostUserMsg *vmsg)
return vu_get_queue_num_exec(dev, vmsg);
case VHOST_USER_SET_VRING_ENABLE:
return vu_set_vring_enable_exec(dev, vmsg);
+ case VHOST_USER_NONE:
+ break;
default:
vmsg_close_fds(vmsg);
vu_panic(dev, "Unhandled request: %d", vmsg->request);
--
2.13.3
- [Qemu-devel] [PATCH v2 0/5] tests/pxe-test: add testcase using vhost-user-bridge, Jens Freimann, 2017/08/08
- [Qemu-devel] [PATCH v2 2/5] net: fix -netdev socket, fd= for UDP sockets, Jens Freimann, 2017/08/08
- [Qemu-devel] [PATCH v2 3/5] libvhost-user: quit when no more data received,
Jens Freimann <=
- [Qemu-devel] [PATCH v2 5/5] tests/pxe-test: add testcase using vhost-user-bridge, Jens Freimann, 2017/08/08
- [Qemu-devel] [PATCH v2 1/5] tests/vhost-user-bridge: disable debug output by default, Jens Freimann, 2017/08/08
- [Qemu-devel] [PATCH v2 4/5] libqtest: always set up signal handler for SIGABRT, Jens Freimann, 2017/08/08
- Re: [Qemu-devel] [PATCH for-2.10? v2 0/5] tests/pxe-test: add testcase using vhost-user-bridge, Eric Blake, 2017/08/08
- Re: [Qemu-devel] [PATCH v2 0/5] tests/pxe-test: add testcase using vhost-user-bridge, no-reply, 2017/08/08